GSA Federal Acquisition Service
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For general questions, contact:
FAS National Customer Service Ctr
Phone: 1-800-488-3111
E-mail: ncsccustomer.service@gsa.gov

MAS Multiple Award Schedule
Professional Services - Technical and Engineering Services (non-IT)
Category Description
541715 Engineering Research and Development and Strategic Planning Service include conducting research and experimental development (except nanotechnology and biotechnology research and experimental development) in the physical, engineering and life sciences such as; such as agriculture, electronics, environmental, biology, botany, computers, chemistry, food, fisheries, forests, geology, health, mathematics, medicine, oceanography, pharmacy, physics, veterinary and other allied subjects.

Typical tasks include, but are not limited to, analysis of mission, program goals and objectives, program evaluations, analysis of program effectiveness, requirements analysis, organizational performance assessment, special studies and analysis, training, and consulting; requirements analysis, cost/cost performance trade-off analysis,feasibility analysis, developing and completing fire safety evaluation worksheets as they relate to professional engineering services; operation and maintenance, evaluation of inspection, testing, and maintenance program for fire protection and life safety systems, program/project management, technology transfer/insertion, training and consulting.

NOTE: Services under this NAICs can not include architect-engineer services as defined in the Brooks Act and FAR Part 2 or construction services as defined in the Federal Acquisition Regulation Part 36 and Part 2.
717 contractors

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Contractor       Contract # Phone City, State Socio-
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ZANTECH IT SERVICES, INC. 47QRAA19D004L 7032861393 TYSONS CORNER ,VA o
YORKTOWN SYSTEMS GROUP, INC. 47QRAA19D0030 8774060262 HUNTSVILLE ,AL o
YETISPACE, INC. 47QRAA19D001W 2566827645 HUNTSVILLE ,AL s
YANG ENTERPRISES, INC. GS-10F-0135Y 407 365 7374 OVIEDO ,FL s/w/wo/d
XCEL ENGINEERING, INC. GS-10F-0211P 8657668542 OAK RIDGE ,TN s/dv
X TECHNOLOGIES, INC. 47QRAA18D00EY 2102986037 SAN ANTONIO ,TX s/d
WSP USA SOLUTIONS INC. 47QRAA18D002R 202-303-2613 WASHINGTON ,DC o
WSP USA INC. 47QRAA19D003Q 217-649-8754 NEW YORK ,NY o
WPL, INC.       GS-10F-0187X 310-546-4099 MANHATTAN BEACH ,CA s
WORLDWIDE COUNTER THREAT SOLUTIONS, LLC 47QRAA19D00CM 703-412-9394 FREDERICKSBURG ,VA s/dv
WOOLPERT, INC. GS-00F-0038N 937-531-1309 DAYTON ,OH o
WOOD ENVIRONMENT & INFRASTRUCTURE SOLUTIONS, INC. GS-00F-314CA 610-877-6021 BLUE BELL ,PA o
WJAB ENTERPRISES, INC. 47QRAA19D0099 8105161157 BLOOMFIELD HILLS ,MI s/w/wo
WILLOWVIEW CONSULTING, LLC GS-10F-0315V 208-250-0211 EAGLE ,ID s/w/wo/d
WILLBROOK SOLUTIONS, INC. GS-10F-0299V 2564895820 EXT 107 HUNTSVILLE ,AL s/w/wo
WHITNEY, BRADLEY & BROWN INC. GS-00F-297CA 7034486081 RESTON ,VA o
WAVELINK, INC. GS-10F-0397Y 256-776-7216 HUNTSVILLE ,AL s/w/wo
WARRANT TECHNOLOGIES LLC 47QRAA19D000G 8123616721 BLOOMINGTON ,IN s/dv/d
W R SYSTEMS LTD. GS-00F-317GA 703-934-0200 FAIRFAX ,VA o
VT AEPCO INC. GS-23F-0191N 301-863-6512 HUNTSVILLE ,AL o
VSE CORPORATION GS-00F-213CA 703-329-4724 ALEXANDRIA ,VA o
VISIONARY PRODUCTS, INC.       47QRAA19D008Y 801-260-4010 DRAPER ,UT s
VISION CENTRIC INC. GS-10F-0034U 256-830-0042 MADISON ,AL s/dv/d/8a
VICTORY SOLUTIONS, INC. GS-10F-0011U 256-799-2602 HUNTSVILLE ,AL s/w/wo/dv
VETERAN ENTERPRISE TECHNOLOGY SERVICES, LLC 47QRAA18D00EU 7033497600 ASHBURN ,VA s/dv
VERSAR, INC. 47QRAA18D00F7 703-642-6793 SPRINGFIELD ,VA o
VERSAR, INC. GS-00F-0017L 703-912-2903 SPRINGFIELD ,VA s
VERITY INTEGRATED SYSTEMS, INC. GS-00F-321GA 256-489-5680 HUNTSVILLE ,AL s/w/wo/ew/d
VENTURI, LLC GS-00F-044CA 2567052019 HUNTSVILLE ,AL s/d
VELOS LLC 47QRAA18D00G6 703-822-5777 PRINCESS ANNE ,MD s/h
VECTRUS MISSION SOLUTIONS CORPORATION GS-00F-050CA 719-637-4506 ALEXANDRIA ,VA o
VECTOR RESOURCE, INC       GS-00F-0004U 619-433-9586 SEWICKLEY ,PA s/w
VAULTES, LLC 47QRAA19D00B1 202-503-9128 ASHBURN ,VA s/v/d/8a
VANTAGE SYSTEMS, INC. GS-00F-313GA (301)459-6007 LANHAM ,MD o    
VANASSE HANGEN BRUSTLIN INC GS-00F-116CA 804-441-7439 WILLIAMSBURG ,VA o
VANA SOLUTIONS LLC       47QRAA18D00E2 937-490-1971 BEAVERCREEK ,OH s/w/wo/ew/d
VALKYRIE ENTERPRISES, LLC 47QRAA18D00DP 7579622545 VIRGINIA BEACH ,VA o
VALI, INC. GS-23F-0037S 2563279304 HUNTSVILLE ,AL s/dv
V.R.C. CORPORATION       GS-23F-0107M 703-578-1107 ALEXANDRIA ,VA s/v
UTAH STATE UNIVERSITY SPACE DYNAMICS LABORATORY       GS-23F-0046P 435-999-7055 NORTH LOGAN ,UT o
USFALCON, INC. GS-00F-322GA 919.459.1955 CARY ,NC s/dv
UNIVERSITY OF DAYTON GS-23F-0143R 937-229-2919 DAYTON ,OH o
UNIVERSITY OF CENTRAL FLORIDA BOARD OF TRUSTEES, THE GS-00F-413GA 407-882-1168 ORLANDO ,FL o
UNIVERSAL TECHNOLOGY CORPORATION GS-23F-0240L 937-426-2808 DAYTON ,OH s
UNIVERSAL TECHNICAL RESOURCE SERVICES, INC.       47QRAA19D009N 856-438-1114 CHERRY HILL ,NJ o
UNIVERSAL TECHNICAL RESOURCE SERVICES, INC. GS-00F-0086M (856)667-6770 CHERRY HILL ,NJ s  
UNIVERSAL SOLUTIONS INTERNATIONAL, INCORPORATED 47QRAA19D002G 757-563-5530 NEWPORT NEWS ,VA s/dv
UNIFIED BUSINESS TECHNOLOGIES, INC. GS-10F-0230X 248-588-1781 TROY ,MI s/w/wo/ew/d
UNDERWRITERS LABORATORIES INC.       47QRAA18D007T 847-664-3475 NORTHBROOK ,IL o
UL LLC GS-10F-0426Y 717-459-3391 NORTHBROOK ,IL o
TYVAK NANO-SATELLITE SYSTEMS, INC. 47QRAA18D00DG (949)753-1020 IRVINE ,CA s  
TURNAROUND FACTOR INC GS-10F-0031N 804-909-0971 RICHMOND ,VA s/dv
TUBA GROUP, INC. GS-00F-222CA 7034179410 FALLS CHURCH ,VA s/d/8a
TSM CORPORATION GS-00F-284CA 4077308617 RESTON ,VA o
TROY 7, INC. GS-00F-202GA 256-799-7706 HUNTSVILLE ,AL s/w/wo
TRIVECTOR SERVICES, INC.       GS-10F-109CA 256-419-2171 HUNTSVILLE ,AL s
TRISEPT CORPORATION GS-10F-0118V 703-297-4622 CHANTILLY ,VA s
TRIDEUM CORPORATION GS-10F-0130T 256-704-6112 HUNTSVILLE ,AL s
TRIDENTIS, PLLC GS-10F-0462Y 5712430870 ALEXANDRIA ,VA s
TRIDENT TECHNOLOGIES, LLC       GS-23F-0157P 256-705-5449 HUNTSVILLE ,AL s/w/wo
TRAX INTERNATIONAL CORPORATION       47QRAA19D0072 702-216-4457 LAS VEGAS ,NV o
TRANSYSTEMS CORPORATION 47QRAA19D001C 510-835-9898 KANSAS CITY ,MO o
TOYON RESEARCH CORPORATION GS-23F-0041P (805)968-6787 GOLETA ,CA s
TOTAL SOLUTIONS, INC. GS-23F-0253R 256-705-0128 MADISON ,AL s/w/wo/d
TORCH TECHNOLOGIES INC GS-23F-0321N 256-319-6000 HUNTSVILLE ,AL o
TOLLIVER GROUP, INC., THE GS-00F-0013W 256-715-0488 HUNTSVILLE ,AL s/dv
TM CAPTURE SERVICES, LLC       47QRAA19D001Z 9374262596 BEAVERCREEK ,OH s/w/wo/ew/d/8a
TIGER INNOVATIONS, INC.       GS-00F-139GA (703)435-2980 ARLINGTON ,VA s  
THORNTON TOMASETTI, INC. GS-23F-0185L 703-608-4414 NEW YORK ,NY o
THOMPSON GRAY, INC. GS-00F-097DA 256-582-1414 HUNTSVILLE ,AL o
TEXAS RESEARCH INSTITUTE, AUSTIN, INC. 47QRAA19D0056 512-263-3272 AUSTIN ,TX s
TETRA TECH, INC. GS-00F-168CA 8056813102 PASADENA ,CA o
TESLA LABORATORIES INC. GS-23F-0208S 571.303.9483 ARLINGTON ,VA s/dv/d
TELTRIUM SOLUTIONS, LLC 47QRAA20D001Y (301)741-2711 GREENBELT ,MD s/d/8a    
TELEDYNE BROWN ENGINEERING, INC. GS-00F-155CA 2567261211 HUNTSVILLE ,AL o
TEKLA RESEARCH, INC. GS-10F-073AA 7034922620 FREDERICKSBURG ,VA s/dv
TECOLOTE RESEARCH, INC. GS-00F-052CA 805-571-6366 GOLETA ,CA s
TECHSOURCE, INC. GS-00F-003DA 5059881726 LOS ALAMOS ,NM s
TECHNOMICS, INC. GS-00F-103DA 571-366-1428 ARLINGTON ,VA s
TECHNOLOGY SERVICE CORPORATION GS-23F-0240S 301-576-2372 ARLINGTON ,VA o
TECHNOLOGY SECURITY ASSOCIATES, INC. GS-00F-171GA 301-866-0295X330 CALIFORNIA ,MD s/dv
TECHNOLOGY ASSOCIATES, INC. GS-00F-020GA 504-282-6166 NEW ORLEANS ,LA s/d
TECHNICAL SYSTEMS INTEGRATION, INC. GS-00F-237CA 7576423555 NORFOLK ,VA s/dv
TECHNI-CORE ENGINEERING INC 47QRAA20D009E 2567040234 HUNTSVILLE ,AL s/w/wo
TECHNI-CORE ENGINEERING INC       GS-00F-0036M 2567040234 HUNTSVILLE ,AL s/w/wo
TECHFLOW, INC. GS-10F-005AA 858-412-8000 SAN DIEGO ,CA o
TEC-MASTERS INC. GS-00F-0004X 256-830-4000 HUNTSVILLE ,AL s/d
TEAMWORKNET, INC GS-23F-0182R (863)327-1080 LAKELAND ,FL s  
TAURI GROUP, INC., THE       GS-00F-0006V 571-209-2652 ALEXANDRIA ,VA o
SYSTEMS TECHNOLOGIES, INC.       GS-00F-0002U 732-571-6400 WEST LONG BRANCH ,NJ s
SYSTEMS PRODUCTS AND SOLUTIONS, INC.       GS-00F-137CA 256-382-7734 HUNTSVILLE ,AL s/w/wo
SYSTEMS PLANNING AND ANALYSIS, INC. GS-00F-186CA 703-399-7017 ALEXANDRIA ,VA o
SYSTEMS KINETICS INTEGRATION GS-00F-288CA 4435347723 MARSTONS MILLS ,MA s/dv
SYSTEMATIC MANAGEMENT SERVICES, INC. GS-00F-241CA 3013530072 FREDERICK ,MD s
SYSTEM STUDIES & SIMULATION, INC 47QRAA19D005Y 256-539-1700 X1117 HUNTSVILLE ,AL s/w/wo
SYSTEM DYNAMICS INTERNATIONAL INCORPORATED GS-23F-0033P 256-895-7153 HUNTSVILLE ,AL s/w/wo
SYNERGY BUSINESS INNOVATION & SOLUTIONS INC. 47QRAA19D0042 571-375-7723 RESTON ,VA s/d/8a
SYNERGISTICS, INC. 47QRAA19D000Y (800) 875-7921 KENNEWICK ,WA s/d
SYNEREN TECHNOLOGIES, CORPORATION 47QRAA18D005W 3018300529 ARLINGTON ,VA s/w/wo/ew/d
SYMVIONICS, INC GS-23F-0357N 626-305-1400 X 228 ARCADIA ,CA s
SUSQUEHANNA VALLEY ENGINEERING GROUP, INC. 47QRAA18D003V 717-885-5532 DALLASTOWN ,PA s
SURVICE ENGINEERING COMPANY, LLC, THE       GS-23F-0012M 410-273-7722 BELCAMP ,MD o
SUMMIT TECHNICAL SOLUTIONS LLC GS-10F-0347T (719)309-6312 COLORADO SPRINGS ,CO s/w/wo/v  
STRATEGIC VENTURES CONSULTING GROUP, LLC GS-00F-071GA 703-634-3673 FALLS CHURCH ,VA s/dv
STRATEGIC TECHNOLOGY INSTITUTE INC GS-00F-164CA 301-770-7077 ROCKVILLE ,MD s/d
STRATEGIC MANAGEMENT SOLUTIONS, LLC 47QRAA19D008M 505-907-6593 ALBUQUERQUE ,NM s
STRATEGIC ANALYSIS, INC. GS-00F-342CA 703-797-2288 ARLINGTON ,VA o
STRATEGIC ALLIANCE CONSULTING INC. GS-00F-372GA 703-224-8880 WARRENTON ,VA s/dv
STRATEGIC ALLIANCE BUSINESS GROUP LLC GS-10F-0316P 703-717-5620 FAIRFAX ,VA s/w/wo/ew/dv
STRATA-G SOLUTIONS, LLC GS-10F-0287W 2567054316 HUNTSVILLE ,AL s/d
STRATA G, LLC GS-00F-004CA 8659343400 KNOXVILLE ,TN o
STG, INC. GS-00F-234CA 703-774-1790 RESTON ,VA o
STEMBOARD, LLC 47QRAA20D0039 703-884-2121 ARLINGTON ,VA s/w/wo/ew/d/8a
STELLAR SOLUTIONS, INC. 47QRAA18D00FQ 650-473-9866 PALO ALTO ,CA s/w/wo
STARGATES, INC. GS-00F-0033Y 703-465-7955 ARLINGTON ,VA s/w/wo/ew
STANTON ENGINEERING SERVICES LLC 47QRAA18D0078 (410)290-9301 COLUMBIA ,MD s  
STANTEC CONSULTING SERVICES INC. 47QRAA19D000Q 916-418-8338 BROOMFIELD ,CO o
SSOE, INC. GS-00F-006AA 419-249-2606 TOLEDO ,OH o
SRC, INC. 47QRAA19D005N 315-452-8594 NORTH SYRACUSE ,NY o
SRA INTERNATIONAL, INC. GS-00F-256CA (703) 995-3733 CHANTILLY ,VA o
SPORIAN MICROSYSTEMS INC       47QRAA18D00BN 303-516-9075 LAFAYETTE ,CO s
SPECTRUM INC 47QRAA18D00F5 865-806-7577 OAK RIDGE ,TN s/v/d
SPECTRUM COMM INC. GS-00F-318CA 7572247500 NEWPORT NEWS ,VA o
SPECTRUM CENTER GOVERNMENT SERVICES, LLC 47QRAA19D001F 703-752-0462 MCLEAN ,VA s/w/wo
SPECIAL AEROSPACE SERVICES GS-10F-0456X 303-747-3413 BOULDER ,CO s/w/wo/ew/d/8a
SPACEFLIGHT, INC GS-00F-036DA 866-204-1707 SEATTLE ,WA o
SPACE SYSTEMS INTEGRATION, LLC 47QRAA20D001A (703)380-9376 GREAT FALLS ,VA s    
SPACE METRICS, INC.       GS-00F-299GA 202-860-0004 WASHINGTON ,DC s/d
SOUTHWEST RESEARCH INSTITUTE GS-23F-0006M 210-522-2238 SAN ANTONIO ,TX o
SOUTHERN RESEARCH INSTITUTE GS-10F-0185Y 2055812873 BIRMINGHAM ,AL o
SONALYSTS, INC.       GS-00F-351CA 860-326-3652 WATERFORD ,CT o
SOLIDUS TECHNICAL SOLUTIONS, LLC 47QRAA21D000C 781-538-0616 LEOMINSTER ,MA s/w/wo/v
SOLERS INC. 47QRAA19D001B 7035260001 ARLINGTON ,VA s
SOL ENGINEERING SERVICES, LLC GS-00F-223GA 601-961-1415 JACKSON ,MS s/d/h
SOBRAN, INC. GS-00F-220CA 703-352-9511 X 298 DAYTON ,OH o
SNA INTERNATIONAL, LLC 47QTCA19D00KX 703-370-1930 ALEXANDRIA ,VA s/w/wo/ew/d/8a
SKJEI TELECOM, INC. GS-23F-0286P 703-917-9882 FALLS CHURCH ,VA s
SIRIS LLC 47QRAA19D00CA 8439013540 MOUNT PLEASANT ,SC s/dv/d
SIMULATION TECHNOLOGIES, INC.       GS-10F-100BA 256-428-2904 HUNTSVILLE ,AL s/wo
SIGNATURE SOLUTIONS, INC.       GS-00F-207GA 2565081961 HUNTSVILLE ,AL s
SIGNATURE SCIENCE, LLC GS-00F-105CA (877) 474-4724 AUSTIN ,TX o
SIGNALINK, INC GS-00F-038GA 256-715-6744 MADISON ,AL s/w/wo/v
SIGMATECH, INC. GS-00F-060CA 256-319-9212 HUNTSVILLE ,AL s
SIGMARIVER INC. 47QRAA18D00GH (610)793-4390 FRONT ROYAL ,VA s/dv  
SIGMA SPACE LLC GS-00F-175GA 301-552-6027 LANHAM ,MD o
SIGMA SCIENCE, INC. 47QRAA18D005Q 505-389-2201 ALBUQUERQUE ,NM s/d/8a
SHARMA & ASSOCIATES INC       GS-10F-0027T (630)655-4630 HINSDALE ,IL s/d  
SHAPEFIDELITY, INC.       GS-00F-284GA 2562137841 HUNTSVILLE ,AL s/w/wo
SEVATEC INC. GS-10F-0142W 571-766-1300 FAIRFAX ,VA o
SEV1TECH INC       GS-10F-0008V 571-375-1426 WOODBRIDGE ,VA o
SETTY & ASSOCIATES, LTD. GS-23F-0111S 703-691-2115 FAIRFAX ,VA s/d
SERVO INNOVATIONS, LLC 47QRAA19D00B3 269-792-9279 WAYLAND ,MI s
SERES ENGINEERING & SERVICES LLC 47QRAA18D00ES (843) 216-8531 CHARLESTON ,SC s/d/8a
SERCO INC. GS-00F-193CA 703.263.6000 HERNDON ,VA o
SENTAR, INC.       GS-10F-095AA 256-430-0860 HUNTSVILLE ,AL s/w/wo
SENSOR CONCEPTS AND APPLICATIONS, INC. GS-10F-0240Y 4439558899 GLEN ARM ,MD s/w/wo
SELLERS & ASSOCIATES, LLC       47QRAA20D0099 703-848-7938 CHESAPEAKE ,VA s/v
SELF TECHNOLOGIES, INC.       47QRAA19D001D 256-535-9517 OWENS CROSS ROADS ,AL s/w/wo
SELECTTECH SERVICES CORPORATION GS-23F-0283L 9374389905 CENTERVILLE ,OH s/w/wo
SEI GROUP, INC. 47QRAA19D001U 256-533-0500 HUNTSVILLE ,AL o
SDS INTERNATIONAL, INC. GS-00F-0077M 540-424-5926 FREDERICKSBURG ,VA s/dv
SCITECH SERVICES, INC. GS-02F-0259X (443) 303-3249 HAVRE DE GRACE ,MD s
SCIENTIFIC RESEARCH CORPORATION GS-23F-0125L 770-989-9447 ATLANTA ,GA o
SCIENTIFIC & BIOMEDICAL MICROSYSTEMS, LLC GS-10F-0497X (410) 766-4700 GLEN BURNIE ,MD s/w
SCIENCE SYSTEMS AND APPLICATIONS, INC. GS-23F-0102N 301-867-6316 LANHAM ,MD s
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION GS-00F-002CA 703-676-8723 RESTON ,VA o
SCIENCE AND TECHNOLOGY CORPORATION GS-23F-0184L 757-766-5819 HAMPTON ,VA s
SCIENCE AND TECHNOLOGY ASSOCIATES, INC.       47QRAA19D0082 703-522-5123 ARLINGTON ,VA s
SCHAFER GOVERNMENT SERVICES, LLC 47QRAA19D0021 7577636612 ARLINGTON ,VA o
SCAVET TECHNOLOGIES LLC GS-10F-087BA 856-218-9496 BLACKWOOD ,NJ s/dv
SAYRES AND ASSOCIATES CORPORATION GS-00F-027CA 202-355-0922 WASHINGTON ,DC o
SAWDEY SOLUTION SERVICES, INC. 47QRAA18D00AL 9374904071 BEAVERCREEK ,OH o
SAGE SERVICES GROUP, LLC 47QREA21D0008 240-380-3504 BOWIE ,MD s/w/wo/ew
SABRE SYSTEMS, INC. GS-00F-178CA 215-347-1458 WARRINGTON ,PA o
SAALEX CORP GS-00F-110DA (321)848-0340 CAMARILLO ,CA s/dv/d  
SA TECHNICAL SERVICES, INC. 47QRAA19D00BL (850)613-6085 NICEVILLE ,FL s/dv
S5 SOLUTIONS, INC. 47QRAA19D00CT (425)232-6277 MUKILTEO ,WA s
S2 ANALYTICAL SOLUTIONS, LLC 47QRAA19D006L 571-306-0715 HERNDON ,VA s/v
ROUNDTABLE DEFENSE, LLC GS-10F-0231Y (540)379-6707 FREDERICKSBURG ,VA s/dv  
ROCKWOOD COMPANY LLC 47QRAA18D0018 202-841-6634 WASHINGTON ,DC s/w/wo
ROCK ENGINEERING LLC       GS-00F-319GA (860) 841-7106 SOUTH WINDSOR ,CT s
ROBERT AND COMPANY GS-00F-210GA 4045774000 ATLANTA ,GA s/dv
RIVERSIDE TECHNOLOGY, INC. GS-00F-0026P 9702149419 FORT COLLINS ,CO o
RIVERSIDE RESEARCH INSTITUTE 47QRAA19D00CN 937-427-7009 NEW YORK ,NY o
RIVERSIDE RESEARCH INSTITUTE GS-23F-0134L 212-502-1724 NEW YORK ,NY o
RIGGINS COMPANY, L.C. 47QRAA18D005R 757-826-0525 HAMPTON ,VA s
RICARDO DEFENSE, INC. GS-10F-0212T 805-882-1884 X110 GOLETA ,CA s
RESPEC COMPANY, LLC GS-00F-0078N 6053946400 RAPID CITY ,SD o
RESEARCH TRIANGLE INSTITUTE GS-00F-354CA 919-541-6634 RESEARCH TRIANGLE P ,NC o
REED ENTERPRISE CONSULTING LLC       47QRAA18D00EP 2566040975 HUNTSVILLE ,AL s/dv/h
REDHORSE CORPORATION       GS-00F-0013Y 619-241-4609 SAN DIEGO ,CA o
RED GATE GROUP, LIMITED, THE GS-10F-0262X 7036572777 CHANTILLY ,VA s/dv
RED CANYON SOFTWARE, INC       GS-00F-044GA 3038640556 DENVER ,CO s/v/h
RAYTHEON COMPANY GS-00F-177CA (571) 250-3832 WALTHAM ,MA o
RADIANTBLUE TECHNOLOGIES, INC. GS-10F-0046V 571-521-8840 COLORADO SPRINGS ,CO o
RADIANCE TECHNOLOGIES, INC.       47QRAA19D008B 256-489-8960 HUNTSVILLE ,AL s
RADIANCE TECHNOLOGIES, INC.       GS-23F-0147L 256-489-8966 HUNTSVILLE ,AL s
R2C LIMITED LIABILITY COMPANY GS-00F-306GA 256-799-2363 HUNTSVILLE ,AL s/dv
R C M TECHNOLOGIES, INC.       47QRAA18D00F0 301-986-1412 PENNSAUKEN ,NJ o
QUASARS INCORPORATED       GS-00F-106GA (202) 863-4431 WASHINGTON ,DC s/w/wo
QUANTUM RESEARCH INTERNATIONAL, INC. 47QRAA19D00A9 256-971-1800, X145 HUNTSVILLE ,AL s
QUANTITECH INC GS-23F-0320N 2567990669 HUNTSVILLE ,AL o
QUANTITATIVE SCIENTIFIC SOLUTIONS, LLC 47QRAA19D004D 703-468-1277 ARLINGTON ,VA s
QUALITY INNOVATION, INC. 47QRAA18D000E 703-382-6207 AUSTIN ,TX s/dv/h
QUALIS CORPORATION GS-10F-0025U 256-327-3512 HUNTSVILLE ,AL s/w/d
QTEC, INC GS-23F-0255M 256 8837994 X 101 HUNTSVILLE ,AL s/wo
QED SYSTEMS, INC. GS-00F-059CA 757-490-5021 VIRGINIA BEACH ,VA o
QED SYSTEMS LLC 47QRAA18D00A9 443-360-4504 ABERDEEN PROVING GR ,MD s
PURVIS SYSTEMS INCORPORATED GS-10F-0191X 401-845-8401 QUEENS VILLAGE ,NY s
PROTECTION STRATEGIES INCORPORATED 47QRAA18D0049 (865) 294-5101 KNOXVILLE ,TN s/dv
PROSOURCE CONSULTING, L.L.C. GS-10F-0123T (703)754-7400 GAINESVILLE ,VA s/w/wo/d  
PROMODEL CORPORATION GS-00F-421GA 860-608-5389 OREM ,UT s
PROJECT SUPPORT SERVICES, INC. GS-00F-108CA 352-288-0216 SUMMERFIELD ,FL o
PROJECT ENHANCEMENT CORPORATION       GS-00F-0004T 240-686-3059 GERMANTOWN ,MD s
PROFESSIONAL, ACQUISITION, AND TECHNICAL SERVICES, INC. GS-23F-0277L 6038216828 FALLS CHURCH ,VA s/v
PROFESSIONAL PROJECT SERVICES, INC. GS-00F-112CA 865.220.4377 OAK RIDGE ,TN s
PRODUCTIVITY APEX, INC. GS-10F-0266U (407) 384-0800 WINTER PARK ,FL s/w/wo/d/8a
PRKK, L.L.C. 47QRAA18D006N 3032463377 STUART ,FL s
PRIMETECH INTERNATIONAL, INC. 47QRAA18D00CY 816-759-0431 NORTH KANSAS CITY ,MO s/w/wo/d/8a
PRETALEN LTD       GS-00F-229GA 4196595914 DAYTON ,OH s/w/wo/d
PRESCIENT EDGE CORPORATION 47QRAA18D00CU 202-557-1589 MC LEAN ,VA s/v
PREFERRED PROGRAM SOLUTIONS INC 47QRAA18D009S 256-350-5983 MADISON ,AL s/dv
PPT SOLUTIONS, INC. GS-00F-422GA 256-319-0423 HUNTSVILLE ,AL s
POTOMACWAVE CONSULTING, INC. GS-00F-0007X 703-963-5064 ALEXANDRIA ,VA s/w/wo/ew
POLARIS SENSOR TECHNOLOGIES, INC. GS-00F-198GA 256 562 0087 X 2264 HUNTSVILLE ,AL s/w/wo
PLANATE MANAGEMENT GROUP LLC GS-23F-058AA 703-585-1079 ALEXANDRIA ,VA s/dv
PINNACLE SOLUTIONS, INC. GS-00F-0017X 256-498-1388 HUNTSVILLE ,AL o
PERSPECTA AEROSPACE & DEFENSE INC. GS-23F-0207P 256-922-6783 HUNTSVILLE ,AL o
PERIKIN ENTERPRISES, LLC GS-00F-003AA 505-333-0501 ALBUQUERQUE ,NM s/d/8a/h
PEREGRINE TECHNICAL SOLUTIONS, LLC 47QRAA18D0016 808-796-1364 YORKTOWN ,VA s/d/8a
PERDUCO GROUP, INC., THE 47QRAA18D000L 323-924-1587 BEAVERCREEK ,OH o
PERATON INC.       GS-23F-0190L 301-867-2985 HERNDON ,VA o
PEOPLETEC, INC. GS-10F-0114T 256-319-3876 HUNTSVILLE ,AL s/w/wo
PEERLESS TECHNOLOGIES CORPORATION GS-00F-355CA 937-490-5006 FAIRBORN ,OH o
PD SYSTEMS, INC. GS-00F-331CA 7037787694 SPRINGFIELD ,VA o
PCI STRATEGIC MANAGEMENT, LLC 47QRAA20D002Z 443-430-0123 COLUMBIA ,MD s/v
PCCI, INC. 47QRAA18D00HE 703-229-1110 ALEXANDRIA ,VA o
PATRONA CORPORATION 47QRAA19D009E 603-506-6154 WASHINGTON ,DC s
PARTNER ASSESSMENT CORPORATION 47QRAA18D00EE 7738405070 TORRANCE ,CA o
PARSONS GOVERNMENT SERVICES INC. 47QRAA19D000A (210) 477-1616 PASADENA ,CA o
PARRA CONSULTING GROUP, INC 47QRAA19D00B9 240-686-6042 MIDDLETOWN ,MD s/dv/d/8a/h
PAGNOTTA ENGINEERING INC. 47QRAA19D0016 (859)572-4482 EXTON ,PA s    
P3I, INCORPORATED GS-10F-044AA 508-435-7882 HOPKINTON ,MA s/w/wo/v
OVERLOOK SYSTEMS TECHNOLOGIES, INC. GS-10F-0100T 7039724368 VIENNA ,VA s
OUTREACH PROCESS PARTNERS, LLC       GS-00F-0008W (800) 517-1137 X6 BETHESDA ,MD s/w/wo/ew/d
OST, INC. 47QRAA18D0090 (202)466-8099 WASHINGTON ,DC o  
ORBIS SIBRO, INC. GS-23F-0185N 843-971-9390 CHARLESTON ,SC s/w
ONEIDA TOTAL INTEGRATED ENTERPRISES, LLC 47QRAA20D009B 414-257-4200 MILWAUKEE ,WI s/d
OLD DOMINION UNIVERSITY RESEARCH FOUNDATION GS-10F-097CA 757-683-4293 NORFOLK ,VA o
OHIO TECHNOLOGY CLEARINGHOUSE, INCORPORATED GS-10F-0038W 2564892623 HUNTSVILLE ,AL s
ODYSSEY SYSTEMS CONSULTING GROUP, LTD. GS-10F-0254U 781-245-0111 WAKEFIELD ,MA o
ODYSSEY SPACE RESEARCH L L C GS-23F-0382P 281-488-7953 HOUSTON ,TX s/wo
OCH TECHNOLOGIES, LLC 47QRAA19D005Q 7038643479 LEESBURG ,VA s/d/8a
OCEAN ASSOCIATES, INCORPORATED GS-10F-0567P 703-388-9548 ARLINGTON ,VA s/w/wo
OASYS, INC. GS-00F-182DA 2568019025 HUNTSVILLE ,AL s
OASIS SYSTEMS, LLC 47QRAA18D006F 781-879-1447 BURLINGTON ,MA s
NTT DATA SERVICES FEDERAL GOVERNMENT LLC       47QRAA19D0069 703-289-8161 HERNDON ,VA o
NTA, INC. GS-10F-0132W (256) 327-4103 HUNTSVILLE ,AL s
NOU SYSTEMS, INC. GS-00F-143DA 256-327-5541 HUNTSVILLE ,AL s/w/wo
NORTHROP GRUMMAN SYSTEMS CORPORATION GS-00F-128CA 703-713-4586 MCLEAN ,VA o
NORTHINGTON CONSULTING, LLC       47QRAA18D0083 (256) 651-3333 BIRMINGHAM ,AL s/dv
NOETIC STRATEGIES, INC. 47QRAA18D00H6 2563471560 HUNTSVILLE ,AL s/w/wo/ew/d/h
NOBLIS, INC. GS-00F-096DA (703) 610-2290 RESTON ,VA o
NLOGIC, LLC GS-00F-239CA 256-704-2513 HUNTSVILLE ,AL s
NEXAGEN NETWORKS INC GS-00F-066GA 732-598-1277 MORGANVILLE ,NJ s/w/d
NEWPORT PARTNERS, THE, LLC GS-00F-007CA (301) 889-0017 DAVIDSONVILLE ,MD s
NETWORK SENSING TECHNOLOGIES, LLC GS-00F-006HA (850)684-0033 FORT WALTON BEACH ,FL s  
NETCENTRIC TECHNOLOGY, LLC 47QRAA19D00AU 703-478-2650 WALL ,NJ s/d
NELSON ENGINEERING CO. GS-00F-324CA 3214491128 MERRITT ISLAND ,FL s
NDI ENGINEERING COMPANY GS-23F-0161M (856)848-0033 THOROFARE ,NJ s  
NCI INFORMATION SYSTEMS, INC. GS-00F-263CA 703-707-6730 RESTON ,VA o
NAVIGATOR INTERNATIONAL, LLC GS-00F-393GA 334-348-1550 HUNTSVILLE ,AL s/dv
NAVIGATOR DEVELOPMENT GROUP, INC.       GS-00F-0044N 334-347-7612 ENTERPRISE ,AL s/dv
NAVARRO RESEARCH AND ENGINEERING, INC. GS-00F-0092N 8652209650 OAK RIDGE ,TN s/w/wo/d
NANORACKS, LLC 47QRAA18D004R (832)632-7754 WEBSTER ,TX s  
MTI SYSTEMS, INC. GS-00F-007BA 518-894-2538 GREENBELT ,MD s/w/wo/d
MTA, INC. GS-23F-0039P 256-704-8149 HUNTSVILLE ,AL s/w/wo
MSI DEFENSE SOLUTIONS, LLC GS-10F-180BA 704-660-8348 MOORESVILLE ,NC s
MPR ASSOCIATES, INC. 47QRAA19D0078 703-519-0200 ALEXANDRIA ,VA o
MORSECORP, INC 47QRAA18D00A1 8579990420 CAMBRIDGE ,MA s
MONTE SANO RESEARCH CORPORATION       47QRAA18D006B 2567053527 HUNTSVILLE ,AL s
MODERN TECHNOLOGY SOLUTIONS, INC.       47QRAA20D0036 703-564-3824 ALEXANDRIA ,VA s
MOBIUS CONSULTING, LLC GS-00F-088GA 571-402-4012 ALEXANDRIA ,VA s/w/wo/ew/h
MLT SYSTEMS LLC GS-10F-0168W 5403186383 STAFFORD ,VA s/dv
MISSIONFOCUS LLC GS-10F-149AA 703-291-6721 ALEXANDRIA ,VA s
MISSION1ST GROUP, INC GS-10F-102BA 5714097133 ARLINGTON ,VA o
MINO MARINE, L.L.C. GS-00F-249GA 504-218-8162 JEFFERSON ,LA s
MINDMESH INC 47QRAA19D004B 713-489-7798 HOUSTON ,TX s/w/wo/8a
MILVIAN SOLUTIONS, LLC       47QRAA18D008C 915-613-4228 EL PASO ,TX s/dv/d
MILLENNIUM ENGINEERING AND INTEGRATION COMPANY       47QRAA20D0092 7034137765 ARLINGTON ,VA s/v
MILLENNIUM CORPORATION GS-10F-0141W 703-436-1346 ARLINGTON ,VA s/dv/d
MICROWAVE PACKAGING TECHNOLOGY, INC. 47QRAA18D000T (310)980-3039 MURRIETA ,CA s/h  
MICROCOM DESIGN, INC. GS-10F-0213W 410-771-1070 COCKEYSVILLE ,MD s
MICHAEL BAKER INTERNATIONAL, INC. GS-00F-0032M 703-483-0029 ALEXANDRIA ,VA o
METRON, INCORPORATED       GS-00F-166DA 703-326-2870 RESTON ,VA s
MELE ASSOCIATES, INC. GS-00F-243CA (240)453-6962 ROCKVILLE ,MD s/v
MEDIADYNE, LLC 47QRAA18D00DY (301)785-3601 GREAT FALLS ,VA s/v  
MCR FEDERAL, LLC GS-00F-123CA 703.740.2237 MCLEAN ,VA s
MCLAUGHLIN RESEARCH CORPORATION       GS-23F-0077M 401-849-4010 NEW LONDON ,CT s
MCHENRY MANAGEMENT GROUP, INC., THE GS-10F-0239U 7574100233 CHESAPEAKE ,VA s/v
MCCONNELL JONES LANIER & MURPHY LLP GS-10F-0117U 2568901855 HOUSTON ,TX s/d/8a
MAYVIN, INC. GS-10F-0280Y (703) 750-1794 ANNANDALE ,VA s/w/wo
MATRIX DESIGN GROUP, INC. 47QRAA19D009K 5719690495 COLORADO SPRINGS ,CO o
MASON LIVESAY SCIENTIFIC, LLC 47QRAA19D00AJ 865-294-4368 OAK RIDGE ,TN s/w/wo/d
MARINE SYSTEMS CORPORATION 47QRAA19D006B 6175423345 X112 BOSTON ,MA s
MARINE DESIGN AND OPERATIONS, INC. GS-23F-0233S 9086869414 EXT 102 COLONIA ,NJ s
MANUFACTURING TECHNIQUES, INC. 47QRAA18D00AA 5406582720 EXT 1441 LORTON ,VA o
MANUFACTURING TECHNICAL SOLUTIONS, INC. 47QRAA21D001L (256)890-9090 HUNTSVILLE ,AL s/w/wo    
MANUFACTURING TECHNICAL SOLUTIONS, INC.       GS-00F-0010P 256-890-9090 HUNTSVILLE ,AL o
MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. GS-00F-086CA 703-218-6440 HERNDON ,VA o
MANAGEMENT SERVICES GROUP, INC. GS-00F-285DA 757-468-8751 VIRGINIA BEACH ,VA s/w/wo/d
MAN-MACHINE SYSTEMS ASSESSMENT (MSA), INCORPORATED GS-00F-219GA 202-408-0042 ARLINGTON ,VA s/w/wo/ew/d
MACAULAY-BROWN, INC GS-00F-063CA 937-490-4445 DAYTON ,OH o
LYNKER TECHNOLOGIES LLC GS-00F-125CA 7034315855 LEESBURG ,VA o
LYNCH CONSULTANTS, LLC GS-00F-118DA 540-834-3490 ARLINGTON ,VA s/dv
LSINC CORPORATION 47QRAA18D00BC (937)505-3031 HUNTSVILLE ,AL s/w/wo/ew    
LOYAL SOURCE GOVERNMENT SERVICES LLC 47QRAA18D008T 407-591-3088 ORLANDO ,FL o
LONGENECKER & ASSOCIATES, INC. GS-00F-258CA 301-651-6951 LAS VEGAS ,NV o
LOGLINEAR GROUP, LLC GS-00F-257DA 1-228-238-1496 WAVELAND ,MS s
LOGISTICS MANAGEMENT INSTITUTE       GS-00F-0026M 703-917-7176 TYSONS ,VA o
LOGISTICS MANAGEMENT INSTITUTE       GS-00F-041GA 703-917-7176 TYSONS ,VA o
LOGISTICS MANAGEMENT ENGINEERING INC       GS-00F-069CA 410-757-6319 ANNAPOLIS ,MD s
LOGISTICS & ENVIRONMENTAL SOLUTIONS CORPORATION 47QRAA19D00CX 256-971-7165 HUNTSVILLE ,AL s/w/wo
LOGICORE CORPORATION GS-00F-228CA 2565335789 HUNTSVILLE ,AL s/w
LOGAPPS LLC GS-10F-011CA (703) 560/8828 FALLS CHURCH ,VA s/v/d/8a
LOCKWOOD GROUP LLC, THE GS-00F-349GA 443-327-7174 BELCAMP ,MD s/dv
LOCKHEED MARTIN CORPORATION GS-23F-0150S (757)752-1157 KING OF PRUSSIA ,PA o  
LJB INC GS-00F-049CA (937) 259-5146 MIAMISBURG ,OH o
LINQUEST CORPORATION GS-23F-0113S 323-924-1600 LOS ANGELES ,CA o
LINK TECHNOLOGIES INC 47QRAA20D0096 301-983-6878 GERMANTOWN ,MD s/w/wo
LINDAHL REED, INC. 47QRAA18D00GR 541/638-9264 REDMOND ,OR s/w/wo/ew/d/8a
LINC RESEARCH, INC 47QRAA20D008M 2565365157 HUNTSVILLE ,AL s/h
LEONARDO TECHNOLOGIES, INC.       47QRAA21D000U 7409682222X104 SAINT CLAIRSVILLE ,OH s
LEONARDO TECHNOLOGIES, INC.       GS-23F-0231R 7409682222X104 SAINT CLAIRSVILLE ,OH s
LEIDOS, INC. GS-00F-022CA (571) 526-7305 RESTON ,VA o
LANMARK TECHNOLOGY INC.       47QRAA19D006S 703-447-3876 CENTREVILLE ,VA s/w/wo/dv/d
L3HARRIS TECHNOLOGIES, INC. GS-23F-0058M 321-729-3887 PALM BAY ,FL o
KORD TECHNOLOGIES, LLC GS-10F-0087Y (256)489-2346 HUNTSVILLE ,AL o  
KOKUA SUPPORT SERVICES CORPORATION 47QRAA19D0012 757-243-8462 NEWPORT NEWS ,VA s/d
KODA TECHNOLOGIES INC. 47QRAA19D0081 256-509-2710 HUNTSVILLE ,AL s/w/wo/d
KNOWESIS, INC. GS-10F-0165W 571-421-1101 SAN ANTONIO ,TX o
KINETIC METRICS, LLC 47QRAA20D000K 7036476221 ALEXANDRIA ,VA s/d/8a
KIMLEY-HORN AND ASSOCIATES, INC. GS-10F-0501X (919) 677-2000 RALEIGH ,NC o
KIHOMAC, INC.       GS-10F-0173T 719-393-5081 RESTON ,VA s/v/d
KEYW CORPORATION, THE GS-00F-001DA 703-889-1392 HANOVER ,MD o
KENTCO CORPORATION 47QRAA20D000S 571-665-4199 HERNDON ,VA s/dv
KENJYA-TRUSANT GROUP, LLC, THE GS-00F-137DA 410-740-4045 COLUMBIA ,MD s/dv
KENIFIC GROUP INC, THE 47QRAA19D00C7 571-363-4002 FAIRFAX ,VA s/d
KEMSYSTEK, LLC 47QRAA20D0047 732-571-6400 ALEXANDRIA ,VA s/w/wo/dv/d
KELLER-BLIESNER ENGINEERING, LLC       47QRAA18D004Q 435-753-5651 LOGAN ,UT s
KBM ENTERPRISES, INC.       GS-23F-0001R 9314689233 HUNTSVILLE ,AL s/w/wo
KARBON ENGINEERING SERVICES, LLC 47QRAA19D00AW (844)470-8802 EDISON ,NJ s    
KALMAN & COMPANY, INC. GS-00F-343CA 757-461-4292 VIRGINIA BEACH ,VA s/w/wo
KAE CONSULTANTS, INC. GS-00F-052GA (847)605-0080 SCHAUMBURG ,IL s/w    
JOVIAN SOFTWARE CONSULTING LLC       47QRAA20D004T (616) 920 0458 GRAND RAPIDS ,MI s/w/wo/d
JONES & CARTER, INC. 47QRAA20D003D 7137775337 BELLAIRE ,TX o
JOINT VENTURE SOLUTIONS (JVS) LLC GS-00F-099GA 2028700698 MILLERSVILLE ,MD s/dv
JOINT RESEARCH AND DEVELOPMENT, INC. GS-10F-0093T 804-965-1561 STAFFORD ,VA s/dv
JOHNSON, MIRMIRAN & THOMPSON, INC. GS-00F-194CA 410-329-3100 HUNT VALLEY ,MD o
JOHN H NORTHROP & ASSOCIATES INC GS-10F-0168T (814) 823-3648 CLIFTON ,VA s/dv
JMS NAVAL ARCHITECTS, LLC       GS-10F-0181V 860-536-0009 MYSTIC ,CT s/v
JMA SOLUTIONS LLC 47QRAA18D00GC 202-465-8245 WASHINGTON ,DC o
JJR SOLUTIONS, LLC GS-00F-146GA 9379120288 DAYTON ,OH s/dv
JENSEN HUGHES, INC. GS-00F-006CA 925-208-0943 BALTIMORE ,MD o
JBS SOLUTIONS INC GS-00F-240GA 256-655-7300 HUNTSVILLE ,AL s/w/wo/ew/d/h
JAXON ENGINEERING AND MAINTENANCE, INC.       GS-10F-0447Y 7193552048 COLORADO SPRINGS ,CO s/w
JARDON & HOWARD TECHNOLOGIES, INCORPORATED GS-00F-0059M 407-381-7797 ORLANDO ,FL o
JANUS RESEARCH GROUP, LLC GS-00F-310CA 7063649100 EVANS ,GA o
JAKTOOL LLC GS-00F-369GA (609)664-2451 CRANBURY ,NJ s/w/wo/d  
JACOBS TECHNOLOGY INC. GS-00F-038CA 931-455-6400 TULLAHOMA ,TN o
JACOBS ENGINEERING GROUP INC. GS-00F-0025M (571) 218-1304 ARLINGTON ,VA o
JACKSON AND TULL, CHARTERED ENGINEERS       47QRAA18D00DJ 2405537005 WASHINGTON ,DC s/d
J.G. MANAGEMENT SYSTEMS, INC. GS-00F-0014Y 970-254-1354 GRAND JUNCTION ,CO s/d/8a
ITSC SECURE SOLUTIONS, LLC GS-00F-065GA 3016463206 FAIRFAX ,VA s/w/wo/h
ISSAC CORP GS-10F-0233Y 719-725-6904 COLORADO SPRINGS ,CO s/dv
ISPA TECHNOLOGY, LLC GS-00F-232GA 703-822-1862 LITHIA ,FL s
ISHPI INFORMATION TECHNOLOGIES, INC. 47QRAA18D003S 8433526868 SUFFOLK ,VA o
IRONMOUNTAIN SOLUTIONS, INC. GS-10F-0390Y 256-428-1922 HUNTSVILLE ,AL s/dv
IRONCLAD TECHNOLOGY SERVICES LLC 47QRAA20D000L 757-493-3572 VIRGINIA BEACH ,VA o
IRONARCH TECHNOLOGY LLC 47QRAA19D0043 7039428868 MCLEAN ,VA s/dv
IOV SOLUTIONS LLC 47QRAA21D001K (917)330-3069 FAIRFAX ,VA s/dv/d/8a    
IOMAXIS GS-35F-274AA 703-455-2555 LORTON ,VA s/v
INVICTUS INTERNATIONAL CONSULTING, LLC       47QRAA19D00C0 703-214-1201 ALEXANDRIA ,VA o
INVARIANT CORPORATION GS-23F-0315P 256-885-9794 HUNTSVILLE ,AL s
INTUITIVE RESEARCH AND TECHNOLOGY CORPORATION       47QRAA20D0022 2569229300 HUNTSVILLE ,AL s
INTUITIVE RESEARCH AND TECHNOLOGY CORPORATION GS-23F-0343N (256)922-9300 HUNTSVILLE ,AL o  
INTREPID, L.L.C. GS-10F-014AA 2567056830 HUNTSVILLE ,AL s
INTERTEK TESTING SERVICES, NA, INC.       GS-10F-0084U 770-280-7431 CORTLAND ,NY o
INTERNATIONAL TRADE BRIDGE, INC. GS-10F-078BA 9374311900 BEAVERCREEK ,OH s
INTERNATIONAL INFORMATION AND INFRASTRUCTURE PROTECTION GROUP, LLC 47QRAA20D004B 717-891-6720 GETTYSBURG ,PA s/h
INTERFUZE CORPORATION       GS-10F-0421Y 256-382-9715 HUNTSVILLE ,AL s
INTERACTIVE PROCESS TECHNOLOGY, LLC GS-00F-0002X 781-222-5589 BILLERICA ,MA o
INTER-COASTAL ELECTRONICS, LLC GS-00F-0019Y 480-981-6898 MESA ,AZ s
INTELLISOLUTIONS, INC. 47QRAA18D000S 619-683-2139 SAN DIEGO ,CA s/w/wo
INTEK INC.       GS-00F-089GA 703-465-2231 ARLINGTON ,VA s
INTEGRATION INNOVATION, INC. GS-00F-210CA 256-562-2978 HUNTSVILLE ,AL s
INTEGRATED SOLUTIONS FOR SYSTEMS, INC. GS-00F-378GA 2566566684 HUNTSVILLE ,AL s
INSPIRE CORPORATION 47QRAA20D008K (978)886-4276 AURORA ,CO s/dv    
INSIGHT TECHNOLOGY SOLUTIONS, LLC 47QRAA18D0064 301-860-1121 BOWIE ,MD s/w/wo
INSIGHT INTERNATIONAL TECHNOLOGY, LLC       47QRAA19D00BE (256) 551-0414 HUNTSVILLE ,AL s/dv/d
INNOVATIVE CONSULTING & MANAGEMENT SERVICES, LLC 47QRAA19D000D 3014444100 ROCKVILLE ,MD s/d/8a/h
INFORMATION AND INFRASTRUCTURE TECHNOLOGIES, INC. GS-00F-031CA 703-478-7658 HERNDON ,VA s/v
INFLOWLOGISTICS, LLC 47QRAA20D003L 972-523-0401 SAN ANTONIO ,TX s/w/wo/h
INDYNE, INC. GS-23F-0096L (805)606-5954 STERLING ,VA o  
INDUS TECHNOLOGY INC. 47QRAA18D00DR (619)299-2555 SAN DIEGO ,CA s/dv  
IGNITE FUELING INNOVATION, INC. GS-10F-0107V 2562709020 HUNTSVILLE ,AL s/dv/d
IESE SOLUTIONS 47QRAA19D00B4 3109820302 EL SEGUNDO ,CA s/w/wo/d
IDEAL INNOVATIONS INCORPORATED       GS-00F-345CA 571-480-5009 ARLINGTON ,VA s/dv
ICF INCORPORATED, L.L.C. GS-00F-010CA 703-934-3632 FAIRFAX ,VA o
HYPERSOFT INC GS-23F-0165P 6369478862 SAINT CHARLES ,MO s/w/wo
HX5,, LLC       GS-00F-225GA 8503626551 FORT WALTON BEACH ,FL s/w/wo/dv
HUMANPROOF, LLC       47QRAA18D009H (202)480-2884 ALEXANDRIA ,VA s  
HOLMES-TUCKER INTERNATIONAL, INC.       GS-10F-0258T 2408958119 LEXINGTON PARK ,MD s/v
HODGES TRANSPORTATION, INC. GS-23F-0062M 7756292000 SILVER SPRINGS ,NV s/h
HILL TECHNICAL SOLUTIONS, INC.       47QRAA18D0056 2569701258 HUNTSVILLE ,AL s/w/wo/h
HILL INTERNATIONAL, INC. GS-23F-0035P 202-408-3030 WASHINGTON ,DC o
HII MISSION DRIVEN INNOVATIVE SOLUTIONS INC. GS-00F-020CA 703-543-2979 HUNTSVILLE ,AL o
HIGHERECHELON, INC. GS-00F-164GA 256-763-1931 HUNTSVILLE ,AL s/dv
HIGH SIDE TECHNOLOGY LLC 47QTCA20D003B 8435094979 SUMMERVILLE ,SC s
HEXAGON US FEDERAL, INC. 47QRAA18D00A2 478-322-3258 HUNTSVILLE ,AL o
HENRY M. JACKSON FOUNDATION FOR THE ADVANCEMENT OF MILITARY MEDICINE, INC., THE 47QRAA21D0016 240-694-4001 BETHESDA ,MD o
HEERY INTERNATIONAL, INC. 47QRAA19D00AP (404)946-2432 ATLANTA ,GA o
HEBCO, INC. 47QRAA18D00F2 405-672-1461 OKLAHOMA CITY ,OK s/d
HDR ENGINEERING, INC. GS-00F-152CA 303-754-4252 OMAHA ,NE o
HATCH, JOHN M 47QRAA18D001M (425)440-9081 ARLINGTON ,TX s  
HASSETT & WILLIS ASSOCIATES, LLC GS-10F-0156U (202)734-0753 WASHINGTON ,DC o
HASSAN WATER RESOURCES, PLC       47QRAA20D007A 804-543-8073 MAIDENS ,VA s
HAMILTON SUNDSTRAND SPACE SYSTEMS INTERNATIONAL, INC. GS-10F-0439X 281.336.6353 HOUSTON ,TX o
GSI ENVIRONMENTAL INC. 47QRAA18D009N 5123464474 HOUSTON ,TX o
GRYPHON TECHNOLOGIES, L.C. GS-10F-0284Y 7577636612 WASHINGTON ,DC o
GRYPHON MARINE, LLC 47QRAA19D002E 757-763-6612 NORFOLK ,VA o
GROVE RESOURCE SOLUTIONS, INC.       GS-10F-0502X 2403983236 FREDERICK ,MD o
GROUP W INC. GS-00F-069GA 703-752-5841 VIENNA ,VA s
GREENTREE GROUP, INC. THE GS-00F-180CA 937-490-5512 DAYTON ,OH s
GREENDART, INCORPORATED GS-10F-214AA 3102420032 SAN PEDRO ,CA s/h
GREEN AND SUSTAINABLE SERVICES, LLC GS-07F-231CA 940-597-3723 PONDER ,TX s/w/wo/ew
GRAFTON-HILL, INCORPORATED GS-00F-082DA (760)576-9516 SPRINGFIELD ,VA s/v  
GOLDBELT C6, LLC 47QRAA19D00CS (757)550-2121 CHESAPEAKE ,VA s/d/8a
GLOBAL TECHNOLOGY AND MANAGEMENT RESOURCES, INC. GS-00F-080GA 301-475-8181 HOLLYWOOD ,MD s/v
GLOBAL SYSTEMS TECHNOLOGIES, INC. GS-10F-0461Y 2155798200 MORRISVILLE ,PA s
GLOBAL ENGINEERING SOLUTIONS, INC. GS-10F-0160Y 301-216-2871 BETHESDA ,MD s/w/wo/ew/d
GLOBAL ENGINEERING & TECHNOLOGY, INC. 47QRAA18D000R (305) 648-1102 MIAMI ,FL s/d
GLOBAL C2 INTEGRATION TECHNOLOGIES LLC 47QRAA18D0067 (202) 234-8933 LAS VEGAS ,NV s/dv
GLEASON RESEARCH ASSOCIATES INCORPORATED       GS-23F-0253M 2568837000 HUNTSVILLE ,AL s
GILBANE BUILDING COMPANY GS-23F-0024R 703-312-7246 PROVIDENCE ,RI o
GET IT DONE (GID) SOLUTIONS LLC GS-00F-282GA (540)455-7204 BUTLER ,TN s/dv  
GEORGIA TECH APPLIED RESEARCH CORPORATION       GS-10F-0187T 404.894.6923 ATLANTA ,GA o
GEORGE CONSULTING, LTD.       GS-00F-384GA 843-471-1322 DANIEL ISLAND ,SC s
GEOGRAPHIC INFORMATION SERVICES, INC. 47QRAA19D00BD 2057255836 BIRMINGHAM ,AL o
GEOENGINEERS, INC. 47QRAA18D00E3 425.861.6000 REDMOND ,WA o
GEOCONTROL SYSTEMS, INC. GS-00F-115GA 281-451-4081 HOUSTON ,TX s/w/wo/ew/d/h
GEOCENT, L.L.C. 47QRAA18D008N 504-831-1900 METAIRIE ,LA s
GENEX SYSTEMS LLC GS-00F-076GA 757-838-5065 NEWPORT NEWS ,VA s/w/wo/d
GENESIS ENGINEERING SOLUTIONS, INC. 47QRAA21D0011 (301)552-0101 LANHAM ,MD s/d    
GENERAL TECHNICAL SERVICES L.L.C.       47QRAA19D006Y 732-280-2022 WALL TOWNSHIP ,NJ s/w/wo
GENERAL INFOMATICS-A SERVICE DISABLED OWNED VETERAN BUSINESS, INC. 47QRAA18D002D 7036505119 MCLEAN ,VA s/dv/d
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. GS-00F-057CA 7039953733 FALLS CHURCH ,VA o
GENERAL ATOMICS SYSTEMS INTEGRATION, LLC 47QRAA20D003N 801-546-8100 KAYSVILLE ,UT o
GENCO SYSTEMS, INC. 47QRAA20D001P 703-234-5261 HERNDON ,VA s/d
GENCO SYSTEMS, INC. GS-23F-0019P 703-234-5261 HERNDON ,VA s/d/8a
GEMINI INDUSTRIES INC. GS-00F-279CA 781-203-0100 BURLINGTON ,MA s/w/wo
GEM TECHNOLOGY INTERNATIONAL, CORP. GS-00F-0001R 305.447.1344 MIAMI ,FL s/w/wo/ew/d
GEBC, LLC 47QRAA20D0057 703-895-6114 OWENS CROSS ROADS ,AL s/dv
GBL SYSTEMS CORPORATION 47QRAA19D007F 805-987-4345 CAMARILLO ,CA s
GAUSS MANAGEMENT RESEARCH AND ENGINEERING, INC. GS-10F-0028W 801-475-0243 SOUTH OGDEN ,UT s/v
GARUD TECHNOLOGY SERVICES, INC. GS-10F-179AA 2022561079 ELLICOTT CITY ,MD s/w/wo/ew/d/8a
GANNETT FLEMING, INC. GS-00F-114CA 703- 277-9506 CAMP HILL ,PA o
GAN CORPORATION GS-10F-0085U 256-489-2471; 4278 HUNTSVILLE ,AL s
G2S CORPORATION 47QRAA19D00C5 2104272677 SAN ANTONIO ,TX s/d/8a
G2 OPS, INC. 47QRAA18D0002 757-373-7368 VIRGINIA BEACH ,VA s/w/wo/ew/d
FTS INTERNATIONAL, LLC 47QRAA19D0064 703-225-7660 DULLES ,VA s
FREEDOM TECHNOLOGIES INC GS-00F-013CA 703-516-3023 ARLINGTON ,VA s/w/wo
FREEDOM INFORMATION SYSTEMS, INC.       47QRAA20D0098 813-459-0122 TAMPA ,FL s/w/wo/dv
FRATELLO, INC. GS-10F-0202X 540-869-0695 STEPHENS CITY ,VA s/w/wo
FOXHOLE TECHNOLOGY, INC. GS-00F-035GA (703) 291-8354 FAIRFAX ,VA s/dv
FIVE STONES RESEARCH CORPORATION GS-10F-0446X 2569750848 BROWNSBORO ,AL s/w/wo/ew/d/8a
FIRST LINE DEFENSE, LLC       47QRAA20D003B 703-677-6491 QUANTICO ,VA s/v/h
FIRE & RISK ALLIANCE, LLC 47QRAA18D00CT (937)505-3031 CHICAGO ,IL s/d  
FIELD MANAGEMENT SERVICES, INC. 47QRAA20D000W 212-628-6860 LOS ANGELES ,CA s
FALCONA MANAGEMENT & TECHNOLOGY, L L C GS-00F-272CA (210) 704-1486 SAN ANTONIO ,TX s/d/8a
FAAC INCORPORATED GS-00F-332CA 734-761-5836 ANN ARBOR ,MI o
F3 SOLUTIONS, LLC GS-10F-195BA 478-971-1343 WARNER ROBINS ,GA s/w/wo/ew/d
EXPONENT, INC. 47QSMA18D0007 6506887013 MENLO PARK ,CA o
EXPONENT, INC.       GS-23F-0390K 650-326-9400 MENLO PARK ,CA o
EXOSTRATEGIES, INC. GS-10F-0007V 719-649-4414 COLORADO SPRINGS ,CO s
EXCET, INC. GS-00F-004BA 703-919-0953 SPRINGFIELD ,VA s
EXCELLENCE ENGINEERING, LLC GS-00F-403GA 918-298-5500 TULSA ,OK s/w/wo/d/h
ESCIENCE AND TECHNOLOGY SOLUTIONS, INCORPORATED GS-00F-124GA 301-429-0005 LANDOVER ,MD s/d/8a
EPSILON SYSTEMS SOLUTIONS, INC. GS-00F-0035N 619-702-1700 SAN DIEGO ,CA o
ENTERPRISE RESOURCE PLANNING INTERNATIONAL, LLC 47QRAA19D009W 3014900080 LAUREL ,MD o
ENTERPRISE INFORMATION SERVICES, LLC GS-00F-182CA 7037525527 VIENNA ,VA o
ENRGIES, INC GS-10F-0136T 256-683-3367 HUNTSVILLE ,AL s/dv
ENGINEERING SYSTEMS & PLANNING, INC GS-23F-0246M 256-830-5470 HUNTSVILLE ,AL s/d
ENGINEERING RESEARCH AND CONSULTING, INC. GS-23F-0116L 256-327-9162 HUNTSVILLE ,AL s
ENGINEERING AND SOFTWARE SYSTEM SOLUTIONS, INC.       GS-10F-0237Y 619-223-3066 SAN DIEGO ,CA s/w/wo
ENGINEERING AND INFORMATION TECHNOLOGY INC. GS-00F-0062N 609-272-1515 EGG HARBOR TOWNSHIP ,NJ s/w/wo
ENGENIUSMICRO, LLC 47QRAA19D004K 2562611260X124 HUNTSVILLE ,AL s/h
ENERGY RESEARCH, INC.       GS-23F-0110M 3018810866 ROCKVILLE ,MD s
EMERGENT SPACE TECHNOLOGIES, INC. GS-00F-196DA 301-345-1535 LAUREL ,MD s
ELZLY TECHNOLOGY CORPORATION GS-23F-0167S 703-738-6624 RESTON ,VA s
ELYON INTERNATIONAL, INC. GS-00F-203GA (360) 696-5892 VANCOUVER ,WA s/w/wo/ew/v/d
EL DORADO ENGINEERING, INC.       47QRAA18D00E6 801-966-8288 WEST JORDAN ,UT s
EDGESOURCE CORPORATION 47QRAA18D004S (703)837-0550 ALEXANDRIA ,VA s  
ECS FEDERAL, LLC GS-00F-072CA 571-232-1412 FAIRFAX ,VA o
EASTERN RESEARCH GROUP, INC. GS-00F-079CA 781-674-7231 LEXINGTON ,MA o
E3 FEDERAL SOLUTIONS, LLC GS-00F-151CA 571-551-2726 MCLEAN ,VA o
DYNETICS, INC. GS-00F-045CA 2567135320 HUNTSVILLE ,AL o
DYNAMIS, INC. GS-00F-115DA 703-465-4400 FAIRFAX ,VA s
DYNAMIC-PRO INC. GS-10F-0329X 703-665-5085 FALLS CHURCH ,VA s/w/wo/ew/d/8a
DYNAMIC CONCEPTS, INC.       GS-10F-0006U 2569229888 HUNTSVILLE ,AL s
DS2 LLC 47QRAA19D005F 850-307-2781 NICEVILLE ,FL s/dv
DRAGOON TECHNOLOGIES, INC. GS-00F-218DA (937)439-9223 DAYTON ,OH s/w/wo  
DPRA INCORPORATED 47QRAA19D003T 785-564-6041 KNOXVILLE ,TN s
DPRA INCORPORATED GS-00F-0030L 785-564-6041 KNOXVILLE ,TN s
DOMAIN X TECHNOLOGIES LLC 47QRAA18D0069 (703)579-1969 FALLS CHURCH ,VA s/w/wo    
DMR CONSULTING, INC. 47QRAA18D00H2 850-230-3767 PANAMA CITY BEACH ,FL s/w/wo/d
DLS ENGINEERING ASSOCIATES, INC. GS-00F-229CA 757-494-5151 VIRGINIA BEACH ,VA s/w/wo
DIGITALGLOBE, INC.       47QRAA19D002V 3036841164 WESTMINSTER ,CO o
DIGITAL MOBILIZATIONS, INC.       47QRAA19D00BP (540)219-9222 WARRENTON ,VA s/d    
DIGIFLIGHT INCORPORATED GS-00F-195GA (410) 312-0662 COLUMBIA ,MD s/v/d
DESIGN ALASKA INC GS-00F-361GA (907)452-1241 FAIRBANKS ,AK s  
DESE RESEARCH, INC. 47QRAA19D00CQ 2568378004 HUNTSVILLE ,AL s
DESE RESEARCH, INC. GS-23F-0177L 2568378004 HUNTSVILLE ,AL s
DELTASTRAC LLC 47QRAA18D00FE (937)505-3031 CLARKSBURG ,MD s/dv/d/8a  
DELTA SOLUTIONS & STRATEGIES, LLC GS-00F-215CA 931-461-9032 COLORADO SPRINGS ,CO s/dv
DELTA RESOURCES, INC. GS-10F-0255S 703-581-4164 ALEXANDRIA ,VA o
DELTA RESEARCH, INC. GS-10F-0246V 256-895-0881 HUNTSVILLE ,AL s
DELOITTE CONSULTING LLP 47QRAA18D001P 703-251-1642 ARLINGTON ,VA o
DEFTEC CORPORATION       47QRAA18D00FY (615)630-0812 HUNTSVILLE ,AL s/w/wo/ew/d  
DEFINITIVE LOGIC CORPORATION GS-00F-043CA 703-955-4186 ARLINGTON ,VA s
DEFENSE GROUP LLC GS-00F-0013R 5714218341 VIENNA ,VA o
DEFENSE ENTERPRISE SOLUTIONS, LLC GS-00F-243GA 2564266335 HUNTSVILLE ,AL s/dv
DEFENSE ARCHITECTURE SYSTEMS, INC. GS-00F-291GA 443-831-3055 FULTON ,MD s
DECISIVE ANALYTICS CORPORATION GS-00F-129CA 703-414-5016 ARLINGTON ,VA o
DECIBEL RESEARCH, INC GS-10F-0029Y 2564896193 HUNTSVILLE ,AL s
DCS-MILLENNIUM LLC 47QRAA18D0038 (571)227-6211 ALEXANDRIA ,VA s/dv/d  
DCS CORPORATION       47QRAA20D006W 5712276226 ALEXANDRIA ,VA o
DAVIS STRATEGIC INNOVATIONS, INC. GS-10F-225BA 256-489-0550 HUNTSVILLE ,AL s/dv
DAVID CLARK COMPANY INCORPORATED       GS-10F-0467Y (508)756-6216 WORCESTER ,MA s  
DARKBLADE SYSTEMS CORPORATION GS-00F-012GA 703-409-9439 WINCHESTER ,VA s/dv
DAMA CONSULTANTS, INC 47QRAA19D0037 (815)979-4407 CHICAGO ,IL s/d/8a/h    
D&G SUPPORT SERVICES, LLC GS-00F-131DA 7034033463 WOODBRIDGE ,VA s/dv
D P ASSOCIATES, INC. GS-10F-0361U 256-837-8300 HUNTSVILLE ,AL s/w/wo/ew/d
CZERO, INC. GS-10F-0081X 9703725775 FORT COLLINS ,CO s
CULMEN INTERNATIONAL, LLC 47QRAA18D006D 703-224-7000 ALEXANDRIA ,VA o
CSRA LLC GS-00F-313CA (571)446-5340 FALLS CHURCH ,VA o
CRUZ ASSOCIATES INC. GS-10F-0379U 757-833-7538 YORKTOWN ,VA s
CROWN CONSULTING, INC. GS-00F-038DA 703-650-0663 ARLINGTON ,VA o
CROSSTEK SOLUTIONS, LLC GS-00F-230GA 334-467-6860 VICKSBURG ,MS s
CROSSFLOW TECHNOLOGIES, INC 47QRAA18D008D 2564253680 ALBERTVILLE ,AL s
CREDENCE MANAGEMENT SOLUTIONS LIMITED LIABILITY COMPANY GS-10F-0432Y 571-395-8820 VIENNA ,VA s/d/8a
CRAFT DESIGNS, INC.       47QRAA18D00A3 2566500536 HUNTSVILLE ,AL s/w/wo/d
CORTINA SOLUTIONS, LLC GS-00F-205DA 256-319-2024 HUNTSVILLE ,AL s/w/wo/ew/h
CORPORATE ALLOCATION SVCS, INC. GS-10F-0311U 303-920-7264 WESTMINSTER ,CO s/w/d/8a
CORNFORTH CONSULTANTS, INC. 47QRAA20D007K 503-452-1100 PORTLAND ,OR s
CORNERSTONE SIGNALS & CYBER TECHNOLOGIES LLC       47QRAA19D0003 720-206-6718 CHRISTOVAL ,TX s/w/wo/ew/dv/d
CORNERSTONE CONCILIUM, INC GS-00F-0007S (415)705-7800 SAN FRANCISCO ,CA s/d
COOPER ZIETZ ENGINEERS, INC GS-10F-0337T 503-253-5429 PORTLAND ,OR s/v/d/h
CONSTRUCTION-CAD SOLUTIONS, INCORPORATED 47QRAA19D000X (630)908-3400 WILLOWBROOK ,IL s/d    
COMPUTERCRAFT CORPORATION GS-00F-262GA 571-266-3362 WASHINGTON ,DC s/w/wo
COLUMBIA GROUP, INC, THE GS-00F-201CA 2026088415 WASHINGTON ,DC s
COLSA CORPORATION GS-00F-293CA 2569645276 HUNTSVILLE ,AL o
COGENT SECURITY CONSULTING LLC GS-00F-301DA (855) 226-4368 X1 ALEXANDRIA ,VA s
COASPIRE, LLC 47QRAA20D0037 703-277-7716 FAIRFAX ,VA s/dv
CNA CORPORATION, THE 47QRAA18D003X 7038242082 ARLINGTON ,VA o
CMT SERVICES, INC. 47QRAA19D008U 301-322-7860 HYATTSVILLE ,MD s/w/wo/h
CLIENT SOLUTION ARCHITECTS LLC GS-10F-0051T 619-813-2906 MECHANICSBURG ,PA o
CITRINE ENERGY LLC 47QRAA19D008Z 303-330-5385 DENVER ,CO s/h
CINTEL, INC. GS-00F-268GA 256-213-1600 EXT. 10 HUNTSVILLE ,AL s
CIMARRON SOFTWARE SERVICES, INC.       47QRAA19D004Y 8324033337 HOUSTON ,TX s/w/wo
CHITRA PRODUCTIONS GS-00F-271CA 7574950234 NORFOLK ,VA s/w/wo/ew/d/h
CHEROKEE NATION TECHNOLOGY SOLUTIONS, L.L.C. GS-00F-330GA 918-430-3407 CATOOSA ,OK o
CHEROKEE NATION RED WING, L.L.C. GS-00F-007DA 918-430-3426 TULSA ,OK s/d/h
CHENEGA TECHNICAL INNOVATIONS, LLC 47QRAA19D0096 703-493-9880 CHANTILLY ,VA o
CHENEGA FACILITIES MANAGEMENT, LLC 47QSHA20D0033 256-665-0610 SAN ANTONIO ,TX o
CGI FEDERAL INC. GS-00F-302CA (703) 227-4882 FAIRFAX ,VA o
CGH TECHNOLOGIES, INC. 47QRAA18D00DD 202-580-7401 WASHINGTON ,DC s/w/wo
CFD RESEARCH CORPORATION GS-10F-0184Y 256-361-0801 HUNTSVILLE ,AL s
CERVELLO TECHNOLOGIES, L.L.C. 47QRAA18D003E (727) 303-3001 CLEARWATER ,FL s/dv/d
CEPEDA SYSTEMS & SOFTWARE ANALYSIS, INC.       GS-00F-224GA (256) 428-8186 HUNTSVILLE ,AL s/w/wo/ew/d/h
CENTURUM INFORMATION TECHNOLOGY, INC. 47QRAA19D00AM 843-609-5649 MARLTON ,NJ o
CENTRA TECHNOLOGY, INC. GS-00F-0020Y 781-272-7892 BURLINGTON ,MA o
CENTAURI, LLC GS-23F-0076M 703-674-3112 CHANTILLY ,VA s/v
CDM FEDERAL PROGRAMS CORPORATION GS-00F-085CA 303-383-2300 FAIRFAX ,VA o
CATALYST SOLUTIONS, LLC       GS-00F-412GA 540-602-2600 STAFFORD ,VA s/dv/d
CAS, INC.       GS-00F-200CA 2569716126 HUNTSVILLE ,AL o
CARDNO GS, INC. GS-00F-196CA 9165487783 CHARLOTTESVILLE ,VA o
CAPABILITY ANALYSIS & MEASUREMENT ORGANIZATION LLC 47QRAA20D0048 937-458-3719; X412 BEAVERCREEK ,OH s/dv
CANYON CONSULTING, LLC 47QRAA18D0065 (949)351-7235 LOS ANGELES ,CA s/w/wo/ew/d  
CANVAS, INC. GS-10F-0195Y 256-489-2988 HUNTSVILLE ,AL s/w/wo/h
CAMBRIDGE INTERNATIONAL SYSTEMS INC.       47QRAA18D005T 5713198919 ARLINGTON ,VA o
CAE USA MISSION SOLUTIONS INC GS-10F-0310L 757-378-5315 TAMPA ,FL o
CACI INC FEDERAL GS-00F-268CA 703-679-3412 CHANTILLY ,VA o
C4 PLANNING SOLUTIONS, LLC 47QRAA18D006V 706-592-3095 x104 BLYTHE ,GA o  
C2 TECHNOLOGIES INC 47QRAA18D006A 703-752-2139 VIENNA ,VA o
BURNS ENGINEERING, INC. 47QRAA19D00AF 215-979-7700 PHILADELPHIA ,PA o
BUILDING PEOPLE, LLC, THE GS-00F-237GA (703) 669.2222 EXT. LEESBURG ,VA s/d/8a/h
BTAS INC       47QRAA20D006J 937931-9431 BEAVERCREEK ,OH s/w/wo
BRYCE SPACE AND TECHNOLOGY, LLC 47QRAA18D00AN 7036472742 ALEXANDRIA ,VA s/w/wo
BRMI CONSULTING, INC. GS-10F-0143T 4434186674 SILVER SPRING ,MD o
BRILLIGENT SOLUTIONS, INC. 47QRAA18D0062 (937)879-4148 FAIRBORN ,OH s  
BRATSLAVSKY CONSULTING ENGINEERS, INC. GS-00F-071CA 9072807619 ANCHORAGE ,AK s
BRADSHAW ENGINEERING AND TECHNICAL SERVICES, LLC GS-00F-183DA 256-603-6471 HUNTSVILLE ,AL s
BOUNDS ASSOCIATES, LLC GS-10F-115CA 7033450608 ALEXANDRIA ,VA s/dv
BOSTON GOVERNMENT SERVICES, LLC GS-00F-013GA (202)262-8098 LENOIR CITY ,TN s/d/8a
BOOZ ALLEN HAMILTON INC.       GS-00F-008DA 703-377-4359 MCLEAN ,VA o
BONHAM TECHNOLOGIES, INC. GS-00F-194GA 256-864-2340 HUNTSVILLE ,AL s/dv
BOHANNAN-HUSTON, INC. GS-00F-0001Y 5058231000 ALBUQUERQUE ,NM o
BOEING AEROSPACE OPERATIONS, INC. 47QRAA20D0079 314-563-7049 SAINT LOUIS ,MO o
BMT DESIGNERS & PLANNERS, INC. GS-00F-337CA 703-920-7070 ARLINGTON ,VA o
BLUEWATER FEDERAL SOLUTIONS, INC.       47QRAA20D001S 703-371-7914 CHANTILLY ,VA o
BLUE SKY INNOVATORS INC. 47QRAA20D001N 571-261-6385 FAIRFAX ,VA s
BLACK DIAMOND CONSULTING CORPORATION GS-00F-292GA 703-434-1886 ASHBURN ,VA s/d
BINERA, INC. GS-00F-048CA 757-867-8538 YORKTOWN ,VA s/w/wo/ew
BIGELOW FAMILY HOLDINGS LLC 47QRAA18D00C5 586-306-8962 STERLING HEIGHTS ,MI s/w/wo/ew/dv/d/8a
BFA SYSTEMS, INC. GS-10F-0303T 256-704-3201 HUNTSVILLE ,AL s/dv
BENNETT AEROSPACE, INC.       47QRAA20D003H 9196365185 RALEIGH ,NC s/w/wo/ew/v/d/8a
BEACON SYSTEMS, INC 47QRAA18D0091 954-426-1171 CORAL SPRINGS ,FL s/w/wo/ew/d
BCS, LLC GS-00F-269CA 410-997-7778 WASHINGTON ,DC s
BCF SOLUTIONS, INC. 47QRAA19D007K 703-239-3928 CHANTILLY ,VA o
BAYFIRST SOLUTIONS LLC GS-10F-0356Y 202-541-1010 WASHINGTON ,DC s/d
BATTELLE MEMORIAL INSTITUTE GS-00F-084CA 614-424-3522 COLUMBUS ,OH o
BASTION TECHNOLOGIES, INC. 47QRAA19D007C 281-283-9359 HOUSTON ,TX s/d
BASTION TECHNOLOGIES, INC. GS-00F-0040P 281-283-9359 HOUSTON ,TX o
BARBARICUM LLC GS-00F-206CA (202) 393-0873 WASHINGTON ,DC o
BANNER DEFENSE, INC. 47QRAA19D004Q 256-970-8795 MADISON ,AL s/dv
BANDWIDTH SOLUTIONS INC
(DBA: BSII GROUP)
GS-23F-0295P (703)966-4478 MC LEAN ,VA s/w
BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC. GS-00F-240CA 301-738-5979 ROCKVILLE ,MD o
BACIK GROUP LLC GS-00F-017CA 205-358-9851 PELHAM ,AL s/dv
B3H CORPORATION 47QRAA18D0025 850-651-3443 SHALIMAR ,FL s/dv
B3GLOBALCON, LLC       GS-00F-226GA 804-519-9808 MIDLOTHIAN ,VA s/dv/d
AZIMUTH CORPORATION GS-10F-0352R 937-256-8571 BEAVERCREEK ,OH o
AVNIK DEFENSE SOLUTIONS INC GS-10F-219AA 256-513-5295 HUNTSVILLE ,AL s/w/wo
AVIONICS TEST & ANALYSIS CORPORATION GS-23F-0180N (850)897-5444 NICEVILLE ,FL s/w/wo  
AVION SOLUTIONS, INC.
(DBA: AVION)
      GS-00F-0082N 256-721-7006 HUNTSVILLE ,AL s
AVIATION & MISSILE SOLUTIONS, LLC GS-23F-0017P 256-713-5903 HUNTSVILLE ,AL o
AVIAN, INC. 47QRAA18D006L 301-866-2070 EXT. #1 LEXINGTON PARK ,MD s/dv
AVALON BUSINESS ENGINEERING SERVICES, LLC 47QRAA20D003E 801 668-5823 CLEARFIELD ,UT s/w/wo/ew/dv/d/8a
AUGUR CONSULTING INC       47QRAA19D003S 17038285295 ARLINGTON ,VA s/dv
ATMOSPHERIC AND ENVIRONMENTAL RESEARCH, INC. GS-10F-0313Y 781-761-2380 LEXINGTON ,MA o
ATKINSON AERONAUTICS & TECHNOLOGY, INC. 47QRAA18D009W (561)640-9171 FREDERICKSBURG ,VA s/dv  
ATKINS NORTH AMERICA, INC. GS-00F-007AA 813-281-4430 TAMPA ,FL o
AT&T GOVERNMENT SOLUTIONS, INC. GS-00F-350CA 7033429859 OAKTON ,VA o
ASU RESEARCH ENTERPRISE 47QRAA18D0082 (480)884-0402 SCOTTSDALE ,AZ o  
ASSURED INFORMATION SECURITY, INC. GS-00F-235GA (315)336-3306 ROME ,NY s  
ASR INTERNATIONAL CORP. GS-00F-283CA 6312311086 HAUPPAUGE ,NY s/d
ASCENSION GLOBAL SOLUTIONS, LLC 47QRAA19D009Y 781-254-9020 NORTH BILLERICA ,MA s/w/wo/dv/d
ASCA, INC.       GS-23F-0049R 3103166249 EXT 105 REDONDO BEACH ,CA s
ART ANDERSON ASSOCIATES, INC.       GS-10F-0159U 360-479-5600 BREMERTON ,WA s/v
ARION SYSTEMS, INC. 47QRAA19D00DS (703)815-1130 CHANTILLY ,VA s    
ARGO SYSTEMS, LLC GS-10F-0335T 443-270-6824 HANOVER ,MD o
ARES CORPORATION GS-23F-0113L 650-401-7100 BURLINGAME ,CA o
ARCHARITHMS, INC. GS-00F-175DA 256-763-8781 HUNTSVILLE ,AL s/h
APTIVE RESOURCES LLC GS-07F-281BA 571-210-4500 ALEXANDRIA ,VA s/w/wo/ew/dv/d
APSI CONSTRUCTION MANAGEMENT GS-23F-0054S 9496790202 IRVINE ,CA s
APPLIED TECHNOLOGY, INC. 47QRAA19D00CC 540-663-0050 KING GEORGE ,VA s
APPLIED RESEARCH SOLUTIONS, INC GS-00F-135GA 937-912-6100 BEAVERCREEK ,OH s
APPLIED RESEARCH ASSOCIATES, INC. GS-00F-341CA 505-214-8125 ALBUQUERQUE ,NM o
APPLIED INSIGHT, LLC GS-00F-145GA 703-554-1650 TYSONS ,VA o
APOGEE SOLUTIONS, INC. 47QRAA18D009D 757-549-2645 CHESAPEAKE ,VA s/w/wo
APOGEE ENGINEERING, LLC GS-10F-0242W 7194184968 COLORADO SPRINGS ,CO s/d/8a
ANTARES GROUP INCORPORATED       47QRAA19D008S 301-731-1900 X 220 LANHAM ,MD s
ANDROMEDA SYSTEMS INCORPORATED GS-10F-0300Y 904-402-8661 VIRGINIA BEACH ,VA s/dv
ANDREWS CONSULTING SERVICES LLC       47QRAA20D004A 7193227041 BEALETON ,VA s/w/wo
ANALYTICAL SERVICES, INC.       GS-00F-020DA 703-478-2650 HUNTSVILLE ,AL s/d
ANALYTICAL SERVICES & MATERIALS, INC. 47QRAA21D001S (757)865-7093 HAMPTON ,VA s/w/wo    
ANALYTIC SERVICES INC. GS-00F-095CA 7034161304 FALLS CHURCH ,VA o
ANALYSIS, PLANNING AND MANAGEMENT INSTITUTE, INC. 47QRAA19D0047 540-321-4888 CULPEPER ,VA o
ANALYGENCE, INC. 47QRAA20D005D 301-830-6092 COLUMBIA ,MD s/dv/d/8a
AMERICAN SYSTEMS CORPORATION GS-35F-500CA 7039685225 CHANTILLY ,VA o
AMENTUM TECHNICAL SERVICES LLC 47QRAA20D006B (803)502-9718 AIKEN ,SC o    
AMENTUM SERVICES, INC. GS-00F-046CA 301-944-3224 GERMANTOWN ,MD o
AMEE BAY, LLC GS-10F-0255V 843-414-4141 ANCHORAGE ,AK s/d/8a
ALTUS, LLC GS-10F-0155V (410) 457-8115 DARLINGTON ,MD s
ALTAMIRA TECHNOLOGIES CORPORATION 47QRAA19D0027 703-813-2163 MCLEAN ,VA s
ALPHASIX CORPORATION 47QRAA19D00B6 703-579-6479 DULLES ,VA o
ALPHA CONSTRUCTION AND ENGINEERING CORPORATION GS-23F-0209N 703-450-0800 DULLES ,VA o
ALPHA BETA TECHNOLOGIES, INC. GS-23F-0109S 256-704-3201 HUNTSVILLE ,AL s/dv/d/8a
ALLUVIONIC INC. 47QRAA20D003F 5012594288 MELBOURNE ,FL s/w/wo/ew/d/8a
ALLIED MISSION GROUP LLC 47QRAA18D00G8 571-344-0888 LEESBURG ,VA s/d/h
ALLIANCE POINTE, LLC 47QRAA18D00GY 571.261.6724 ANNANDALE ,VA s/w/wo/h
ALLEGHENY SCIENCE & TECHNOLOGY CORPORATION GS-10F-053AA 571-418-6376 BRIDGEPORT ,WV s/w/wo/ew/d/8a
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