GSA Federal Acquisition Service
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E-mail: ncsccustomer.service@gsa.gov

MAS Multiple Award Schedule
Professional Services - Technical and Engineering Services (non-IT)
Category Description
541420 Engineering System Design and Integration Services Services include creating and developing designs and specifications that optimize the use, value, and appearance of their products. These services can include determination of the materials, construction, mechanisms, shape, color, and surface finishes of the product, taking into consideration human characteristics and needs, safety, market appeal, and efficiency in production, distribution, use, and maintenance.

Associated tasks include, but are not limited to computer-aided design, e.g. CADD, risk reduction strategies and recommendations to mitigate identified risk conditions, fire modeling, performance-based design reviews, high level detailed specification and scope preparation, configuration, management and document control, fabrication, assembly and simulation, modeling, training, consulting, analysis of single or multi spacecraft missions and mission design analysis.

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.

An implementation guide for Space launch Integration Services (SLIS) can be found at www.gsa.gov/psschedule - click on "Professional Engineering Solutions".
604 contractors

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Contractor       Contract # Phone City, State Socio-
Economic		 Contractor T&Cs
/Pricelist		 View Catalog
ZARTEK SOLUTIONS LLC 47QTCA21D0081 703-930-8894 LEESBURG ,VA s/w/wo/8a/h
ZANTECH IT SERVICES, INC. 47QRAA19D004L (703)286-1393 TYSONS CORNER ,VA o  
YORKTOWN SYSTEMS GROUP, INC. 47QRAA19D0030 877-406-0262 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 865-481-3200 OAK RIDGE ,TN s/dv
X TECHNOLOGIES, INC. 47QRAA18D00EY 2102986037 SAN ANTONIO ,TX s/d
WYLE LABORATORIES, INC.       GS-00F-200CA 2569716126 LEXINGTON PARK ,MD o
WSP USA SOLUTIONS INC. 47QRAA18D002R 202-303-2613 WASHINGTON ,DC o
WSP USA INC. 47QRAA19D003Q (212)465-5023 NEW YORK ,NY o  
WPL, INC.       GS-10F-0187X 310-546-4099 MANHATTAN BEACH ,CA s
WOOLPERT, INC. GS-00F-0038N 937-531-1309 DAYTON ,OH o
WOOD ENVIRONMENT & INFRASTRUCTURE SOLUTIONS, INC. GS-00F-314CA (610)877-6109 BLUE BELL ,PA o  
WJAB ENTERPRISES, INC. 47QRAA19D0099 (810)516-1157 BLOOMFIELD HILLS ,MI s/w/wo  
WILLOWVIEW CONSULTING, LLC GS-10F-0315V 2082500211 EAGLE ,ID s/w/wo/d
WILLBROOK SOLUTIONS, INC. GS-10F-0299V 256.679.0436 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
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
VIGYAN, INC. 47QRAA21D0023 757 865-1400 X202 HAMPTON ,VA s/w/wo/d
VICTORY SOLUTIONS, INC. GS-10F-0011U 256-799-2602 HUNTSVILLE ,AL s/w/wo/dv
VERSAR, INC. 47QRAA18D00F7 703-642-6793 SPRINGFIELD ,VA o
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
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 (757)962-2545 VIRGINIA BEACH ,VA o  
VALI, INC. GS-23F-0037S 2563279304 HUNTSVILLE ,AL s/dv
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 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
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 (901)373-0313 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 7032444920 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 (937) 426-2596 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  
THE MIL CORPORATION GS-35F-443GA 301-866-2006 BOWIE ,MD 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
TECHSOURCE, INC. GS-00F-003DA 5054126251 LOS ALAMOS ,NM 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
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
TEC SOLUTIONS LLC 47QRAA21D002W 703-926-0094 MCLEAN ,VA s
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 TECHNOLOGY & RESEARCH, INC. GS-23F-0246M 256-830-5470 HUNTSVILLE ,AL s/d
SYSTEMS TECHNOLOGIES, INC.       GS-00F-0002U 732-571-6400 WEST LONG BRANCH ,NJ s
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
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 7178855532 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  
STUDDIFORD TECHNICAL SOLUTIONS, LLC 47QRAA20D006Y 2032060533 ALEXANDRIA ,VA s
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 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
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 703-657-2734 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
SRC, INC. 47QRAA19D005N 3154528165 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 COMM INC. GS-00F-318CA 757-224-7500 NEWPORT NEWS ,VA o
SPECIAL AEROSPACE SERVICES GS-10F-0456X 303-747-3413 BOULDER ,CO s/w/wo/ew/d/8a
SPACEFLIGHT, INC GS-00F-036DA 866-342-9934 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)522-2230 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
SOLERS INC. 47QRAA19D001B 703-668-6248 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 BEAVERCREEK ,OH o
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
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 708-588-9871 HINSDALE ,IL s/d
SEVATEC INC. GS-10F-0142W 571-766-1300 FAIRFAX ,VA o
SEV1TECH INC       GS-10F-0008V 7036629778 WOODBRIDGE ,VA o
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
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
SDS INTERNATIONAL, INC.       47QRAA21D004U 540-424-5926 FREDERICKSBURG ,VA s/dv
SDS INTERNATIONAL, INC. GS-00F-0077M 540-424-5926 FREDERICKSBURG ,VA s/dv
SCITECH SERVICES, INC. GS-02F-0259X 443-303-3623 HAVRE DE GRACE ,MD s
SCIENTIFIC & BIOMEDICAL MICROSYSTEMS, LLC GS-10F-0497X 703-848-8850 GLEN BURNIE ,MD s
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 (609)254-0423 BLACKWOOD ,NJ s/dv  
SAYRES AND ASSOCIATES CORPORATION GS-00F-027CA (202)355-0922 WASHINGTON ,DC 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
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  
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
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 (605)394-6507 RAPID CITY ,SD o  
RESEARCH TRIANGLE INSTITUTE GS-00F-354CA 919-541-6543 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
REDHORSE CORPORATION GS-07F-134GA 619-241-4609 SAN DIEGO ,CA s/dv/d/8a
RED CANYON SOFTWARE, INC       GS-00F-044GA (303)864-0556 DENVER ,CO s/v/h  
REAL-TIME 2 LLC 47QTCA21D000T 7032865426 ALEXANDRIA ,VA s/dv/d
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
R2C LIMITED LIABILITY COMPANY GS-00F-306GA 256-799-2363 HUNTSVILLE ,AL s/dv
R. L. CONSULTING, INC. 47QRAA20D007F (256) 248-0694 MUSCLE SHOALS ,AL s/w/wo
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 256-652-7025 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
QTEC, INC GS-23F-0255M 256 8837994 X 101 HUNTSVILLE ,AL s/wo
QINETIQ INC. 47QRAA18D00AA 5406582720 EXT 1441 LORTON ,VA o
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)849-4750 QUEENS VILLAGE ,NY s  
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
PROFESSIONAL, ACQUISITION, AND TECHNICAL SERVICES, INC. GS-23F-0277L 703-416-1304 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)222-1256 WINTER PARK ,FL s/w/wo/d/8a  
PRKK, L.L.C. 47QRAA18D006N 3032463377 STUART ,FL s
PRETALEN LTD       GS-00F-229GA (513)739-5347 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
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
PERATON INC.       GS-23F-0190L 703-668-6248 HERNDON ,VA o
PEOPLETEC, INC. GS-10F-0114T 256-319-3876 HUNTSVILLE ,AL s/w/wo
PD SYSTEMS, INC. GS-00F-331CA (703)778-7699 SPRINGFIELD ,VA o  
PCI STRATEGIC MANAGEMENT, LLC 47QRAA20D002Z 443-430-0123 COLUMBIA ,MD s/v
PCCI, INC. 47QRAA18D00HE 703-229-1110 ALEXANDRIA ,VA o
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
OST, INC. 47QRAA18D0090 (202)466-8099 MCLEAN ,VA 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)683-7224 NORFOLK ,VA o  
OHIO TECHNOLOGY CLEARINGHOUSE, INCORPORATED GS-10F-0038W 2564892623 HUNTSVILLE ,AL s
ODYSSEY SYSTEMS CONSULTING GROUP, LTD. GS-10F-0254U (781)399-5807 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
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
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
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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
DAYTON T. BROWN, INC.       47QRAA19D00A4 (631)589-6300 BOHEMIA ,NY s    
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/w/wo/ew/dv/d
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
CSRA LLC GS-00F-313CA (571)446-5340 FALLS CHURCH ,VA o
CRUZ ASSOCIATES INC. GS-10F-0379U 757-833-7538 YORKTOWN ,VA s
CROSSTEK SOLUTIONS, LLC GS-00F-230GA 334-467-6860 VICKSBURG ,MS s
CROSSROADS SOLUTIONS LP       47QRAA20D005T 2566831939 KILLEN ,AL 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
CRAIG TECHNICAL CONSULTING, INC. GS-00F-040GA 321-613-5620 MERRITT ISLAND ,FL s/w/wo/ew/dv/d
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
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 5036529090 PORTLAND ,OR s/v/d/h
CONSTRUCTION-CAD SOLUTIONS, INCORPORATED 47QRAA19D000X (630)908-3400 WILLOWBROOK ,IL s/d    
CONCURRENT TECHNOLOGIES CORPORATION 47QRAA21D0021 814-269-2871 JOHNSTOWN ,PA o
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
CMT SERVICES, INC. 47QRAA19D008U 2028098785 HYATTSVILLE ,MD s/w/wo/h
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
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
CGI FEDERAL INC. GS-00F-302CA (703) 227-4882 FAIRFAX ,VA o
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 7812727892 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
CBRE HEERY, INC. 47QRAA19D00AP (404)946-2432 ATLANTA ,GA o
CATALYST SOLUTIONS, LLC       GS-00F-412GA (504)623-5458 STAFFORD ,VA s/dv/d  
CASE MANAGEMENT CONSULTING, LLC 47QTCA21D002Y 703-622-0556 ALEXANDRIA ,VA s/w/wo/d/8a
CARDNO GS, INC. GS-00F-196CA 9165487783 CHARLOTTESVILLE ,VA o
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 TECHNOLOGY SOLUTIONS INC. GS-35F-272GA 410-794-6792 COLUMBIA ,MD s/d/8a
BURNS ENGINEERING, INC. 47QRAA19D00AF (215)979-7701 PHILADELPHIA ,PA o  
BRMI CONSULTING, INC. GS-10F-0143T (301)280-0164 SILVER SPRING ,MD o  
BRMI CONSULTING, INC. GS-35F-0490W 443-418-6674 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
BRANCHPATTERN, INC. 47QRAA21D004X (402)464-3833 LINCOLN ,NE s/d    
BRADSHAW ENGINEERING AND TECHNICAL SERVICES, LLC GS-00F-183DA 256-603-6471 HUNTSVILLE ,AL s
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 505-798-7925 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
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
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
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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
B3GLOBALCON, LLC       GS-00F-226GA (804)519-9808 MIDLOTHIAN ,VA s/dv/d  
AVNIK DEFENSE SOLUTIONS INC GS-10F-219AA 256-513-5295 HUNTSVILLE ,AL s/w/wo
AVION SOLUTIONS, INC.
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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
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. 47QRAA21D002Z 813 281 4430 TAMPA ,FL o
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
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 (310)316-6249 REDONDO BEACH ,CA s  
ART ANDERSON ASSOCIATES, INC.       GS-10F-0159U 3604795600 BREMERTON ,WA s/v
ARION SYSTEMS, INC. 47QRAA19D00DS 703-815-1130 X1112 CHANTILLY ,VA s
ARES CORPORATION 47QRAA21D003Z (703)714-9960 BURLINGAME ,CA o    
ARCHARITHMS, INC. GS-00F-175DA 256-763-8781 HUNTSVILLE ,AL s/h
APSI CONSTRUCTION MANAGEMENT GS-23F-0054S 949-679-0202 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 INSIGHT, LLC GS-00F-145GA 703-554-1650 TYSONS ,VA o
APOGEE ENGINEERING, LLC GS-10F-0242W 719-418-4981 COLORADO SPRINGS ,CO s/d/8a
ANDROMEDA SYSTEMS INCORPORATED GS-10F-0300Y 904-402-8661 VIRGINIA BEACH ,VA s/dv
ANALYTICAL SERVICES, INC.       GS-00F-020DA 703-478-2650 HUNTSVILLE ,AL s/d
ANALYTICAL MECHANICS ASSOCIATES, INC. 47QRAA21D002Q (757)865-0000 HAMPTON ,VA s    
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
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 256-679-7950 HUNTSVILLE ,AL s/dv
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
ALLEGIENT DEFENSE, INC. GS-35F-244BA 571-447-4482 ARLINGTON ,VA s/v/8a
ALLEGHENY SCIENCE & TECHNOLOGY CORPORATION GS-10F-053AA 304-319-0044 BRIDGEPORT ,WV s/w/wo/ew/d/8a
ALION SCIENCE AND TECHNOLOGY CORPORATION GS-00F-064CA (703)259-5008 BURR RIDGE ,IL o  
ALABAMA A&M UNIVERSITY RESEARCH, INNOVATION, SCIENCE AND ENGINEERING FOUNDATION, INC., THE 47QRAA19D002C (256)372-5866 NORMAL ,AL o    
AKIMEKA, LLC GS-00F-147CA 407-475-3804 COLUMBIA ,MD o
AIR LOGISTICS AND ENGINEERING CONSULTANTS, LLC       47QRAA18D0092 (478)225-9119 WARNER ROBINS ,GA s  
AI SIGNAL RESEARCH, INC. GS-10F-0254T 256-551-0008 X39 HUNTSVILLE ,AL s/w
AFG GROUP INC. 47QRAA20D009J 703-435-0029 HERNDON ,VA s/w/wo
AFG GROUP INC. GS-23F-0371P 703-342-9939 HERNDON ,VA s/w/wo
AFFILIATED ENGINEERS METRO DC, INC.       47QRAA18D00GE 301-509-6730 ROCKVILLE ,MD o
AES GROUP INC GS-23F-0250N 303-841-3922 PARKER ,CO s/dv
AERO THERMO TECHNOLOGY, INC. 47QRAA18D00BA 2569221141 HUNTSVILLE ,AL s/w/wo
AEGIS TECHNOLOGIES GROUP, LLC, THE GS-10F-0019U 256-922-0802 HUNTSVILLE ,AL s
AECOM TECHNICAL SERVICES, INC. GS-00F-188CA 210-296-2000 LOS ANGELES ,CA o
ADVANCED SCIENCES AND TECHNOLOGIES, LLC GS-10F-0103U (856)719-9001 BERLIN ,NJ s  
ADVANCED PROJECT CONSULTING, LLC GS-00F-122GA 478-420-0272 WARNER ROBINS ,GA s/w/wo/ew/dv/d/8a
ADVANCED MANAGEMENT STRATEGIES GROUP, INC. GS-00F-024CA 5713910435 DUMFRIES ,VA s/dv
ADVANCED CORE CONCEPTS, LLC GS-00F-0005U 937 426-2808 WARNER ROBINS ,GA s
ACQUIRED DATA SOLUTIONS, INC. GS-00F-228GA 301-984-4193 ROCKVILLE ,MD s
ACE AERONAUTICS, LLC 47QRAA20D006L 256-705-0250 EXT. 12 GUNTERSVILLE ,AL s
ACCURATE MACHINE & TOOL CORPORATION 47QRAA20D0013 2564618063 MADISON ,AL s/w/wo
ABSG CONSULTING INC. GS-00F-026CA 703-351-3715 SPRING ,TX o
ABRAHAM WEITZBERG GS-23F-0115N 3012549601 PLEASANTON ,CA s
ABACUS TECHNOLOGY CORPORATION GS-00F-191CA 301-215-7593 CHEVY CHASE ,MD o
AASKI TECHNOLOGY INC       GS-10F-060AA 732-493-1700 ABERDEEN ,MD o
A2 SYSTEMS ENGINEERING, INC. GS-10F-0316X 31046966606 EL SEGUNDO ,CA s/v
A-TECH CORPORATION 47QRAA18D002K 505-767-1278 ALBUQUERQUE ,NM s
5-D SYSTEMS, INC.       GS-23F-0322N 512-238-9840 X18 ROUND ROCK ,TX s
4M RESEARCH, INC. 47QRAA19D0094 256-319-4646 HUNTSVILLE ,AL s/w/wo
3U TECHNOLOGIES, LLC GS-10F-119AA (936)441-3043 CONROE ,TX s