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GSA Federal Acquisition Service
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For general questions, contact:
Samantha Davis
Phone: (800) 488-3111
E-mail: oasis@gsa.gov

OASIS One Acquisition Solution for Integrated Services (OASIS)
Category Description
OASIS POOL2 OASIS Pool 2 - Financial/Accounting Services This Pool comprises efforts (except offices of CPAs) engaged in providing accounting services (except tax return preparation services only or payroll services only). These efforts may also provide tax return preparation or payroll services. For example, the scope of this Pool covers Accounting and Social Sciences/Humanities R&D services.

OASIS P2 ($22M Business Size Standard)

NAICS CODE NAICS TITLE
541211 Offices of Certified Public Accountants
541213 Tax Preparation Services
541214 Payroll Services
541219 Other Accounting Services
541720 Research and Development in the Social Sciences and Humanities
34 contractors

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Search Contractor T&Cs/Pricelist
Contractor Contract # Phone City, State Socio-
Economic
ACCENTURE FEDERAL SERVICES LLC GS00Q14OADU202 (571)467-5267 ARLINGTON ,VA o
AMERICAN INSTITUTES FOR RESEARCH IN THE BEHAVIORAL SCIENCES 47QRAD19DU206 (443)259-5220 ARLINGTON ,VA o
AVANTUS FEDERAL LLC 47QRAD19DU205 (571)551-2726 MCLEAN ,VA o
BATTELLE MEMORIAL INSTITUTE GS00Q14OADU201 (410)306-8673 COLUMBUS ,OH o
BOOZ ALLEN HAMILTON INC GS00Q14OADU203 (703)377-4359 MC LEAN ,VA o
CGI FEDERAL INC. GS00Q14OADU225 (703)227-4882 FAIRFAX ,VA o
CREATIVE ASSOCIATES INTERNATIONAL INC 47QRAD19DU204 (202)344-6547 CHEVY CHASE ,MD o
DELOITTE CONSULTING LLP GS00Q14OADU204 (703)251-1143 ARLINGTON ,VA o
ECS FEDERAL, LLC GS00Q14OADU206 (571)232-1412 FAIRFAX ,VA o
ERNST & YOUNG LLP 47QRAD19DU201 (703)747-0049 NEW YORK ,NY o
FORS MARSH GROUP LLC 47QRAD21DU200 (571)303-2895 ARLINGTON ,VA o
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. GS00Q14OADU207 (703)995-3733 FALLS CHURCH ,VA o
GUIDEHOUSE INC. GS00Q14OADU208 (202)481-7526 MCLEAN ,VA o
GUIDEHOUSE INC. GS00Q14OADU214 (202)481-7526 MCLEAN ,VA o
GUIDEHOUSE INC. GS00Q14OADU216 (202)481-7526 MCLEAN ,VA o
ICF INCORPORATED, L.L.C. GS00Q14OADU209 (703)225-5692 FAIRFAX ,VA o
INTERNATIONAL BUSINESS MACHINES CORPORATION GS00Q14OADU224 (703)850-8032 BETHESDA ,MD o
KEARNEY & COMPANY, P.C. GS00Q14OADU210 (703)931-5600 ALEXANDRIA ,VA o
KPMG LLP 47QRAD19DU208 (571)695-5019 MCLEAN ,VA o
LEIDOS, INC. GS00Q14OADU211 (571)526-7085 RESTON ,VA o
LOCKHEED MARTIN CORPORATION GS00Q14OADU212 (703)367-6636 MANASSAS ,VA o
MANTECH MGS, INC. 47QRAD19DU207 (703)218-6440 HERNDON ,VA o
MATHEMATICA INC. 47QRAD19DU209 (609)799-3535 PRINCETON ,NJ o
NATIONAL OPINION RESEARCH CENTER GS00Q14OADU213 (312)759-5240 CHICAGO ,IL o
OPTUM PUBLIC SECTOR SOLUTIONS, INC. 47QRAD19DU202 (301)977-7884 LA CROSSE ,WI o
PALMETTO GBA, LLC 47QRAD19DU203 (803)763-5766 COLUMBIA ,SC o
PERATON INC. GS00Q14OADU215 (443)691-5278 HERNDON ,VA o
RESEARCH TRIANGLE INSTITUTE GS00Q14OADU217 (919)541-6624 RESEARCH TRIANGLE P ,NC o
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION GS00Q14OADU218 (301)401-3440 RESTON ,VA o
SERCO INC GS00Q14OADU219 (703)263-6000 HERNDON ,VA o
TECOLOTE RESEARCH, INC. 47QRAD19DU210 (805)571-6366 GOLETA ,CA o
TEKSOUTH CORPORATION GS00Q14OADU220 (205)631-1500 GARDENDALE ,AL o
THE MIL CORPORATION GS00Q14OADU221 (301)805-8500 BOWIE ,MD o
WESTAT, INC. GS00Q14OADU223 (301)294-3941 ROCKVILLE ,MD o



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