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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Search Contractor T&Cs/Pricelist
Contractor       Contract # Phone City, State Socio-
Economic		 Contractor T&Cs
/Pricelist		 View Catalog
3U TECHNOLOGIES, LLC GS-10F-119AA (936)441-3043 CONROE ,TX s  
4M RESEARCH, INC. 47QRAA19D0094 256-319-4646 HUNTSVILLE ,AL s/w/wo
5-D SYSTEMS, INC.       GS-23F-0322N 512-238-9840 X18 ROUND ROCK ,TX s
A-P-T RESEARCH, INC. GS-23F-0153L 256.327.4015 HUNTSVILLE ,AL s
A-TECH CORPORATION 47QRAA18D002K 505-767-1278 ALBUQUERQUE ,NM s
A2 SYSTEMS ENGINEERING, INC. GS-10F-0316X 31046966606 EL SEGUNDO ,CA s/v
AASKI TECHNOLOGY INC       GS-10F-060AA 732-493-1700 ABERDEEN ,MD o
ABACUS TECHNOLOGY CORPORATION GS-00F-191CA 301-215-7593 CHEVY CHASE ,MD o
ABRAHAM WEITZBERG GS-23F-0115N 8183475068 WOODLAND HILLS ,CA s
ABSG CONSULTING INC. GS-00F-026CA 703-351-3715 SPRING ,TX o
ACCURATE MACHINE & TOOL CORPORATION 47QRAA20D0013 2564618063 MADISON ,AL s/w/wo
ACQUIRED DATA SOLUTIONS, INC. GS-00F-228GA 301-984-4193 ROCKVILLE ,MD s
ACQUISITION SYSTEMS ASSOCIATES, INC. 47QRAA19D001V 7039663786 GREAT FALLS ,VA s
ACQUISITION, RESEARCH AND LOGISTICS INC GS-10F-0415X 301-749-1410 LANHAM ,MD s/dv/d
ADVANCED CORE CONCEPTS, LLC GS-00F-0005U 937 426-2808 WARNER ROBINS ,GA s
ADVANCED MANAGEMENT STRATEGIES GROUP, INC. GS-00F-024CA 5713910435 DUMFRIES ,VA s/dv
ADVANCED PROJECT CONSULTING, LLC GS-00F-122GA 478-420-0272 WARNER ROBINS ,GA s/w/wo/ew/dv/d/8a
ADVANCED SCIENCES AND TECHNOLOGIES, LLC GS-10F-0103U (856)719-9001 BERLIN ,NJ s  
AECOM TECHNICAL SERVICES, INC. GS-00F-188CA 210-296-2000 LOS ANGELES ,CA o
AEGIS TECHNOLOGIES GROUP, LLC, THE GS-10F-0019U 256-922-0802 HUNTSVILLE ,AL s
AERIAL PRODUCTIONS INTERNATIONAL, INC. GS-10F-178AA 520-820-1024 TUCSON ,AZ s
AERO THERMO TECHNOLOGY, INC. 47QRAA18D00BA 2569221141 HUNTSVILLE ,AL s/w/wo
AEROSPACE BUSINESS DEVELOPMENT ASSOCIATES, INC. GS-00F-312DA 9373181640 FAIRBORN ,OH s/v
AES GROUP INC GS-23F-0250N 303-841-3922 PARKER ,CO s/dv
AFFILIATED ENGINEERS METRO DC, INC.       47QRAA18D00GE 3014687766 ROCKVILLE ,MD o
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
AI SIGNAL RESEARCH, INC. GS-10F-0254T 256-551-0008 X39 HUNTSVILLE ,AL s/w
AI SOLUTIONS, INC. GS-23F-0124L 301-306-1756 LANHAM ,MD s
AIR LOGISTICS AND ENGINEERING CONSULTANTS, LLC       47QRAA18D0092 478-971-6765 WARNER ROBINS ,GA s
AKIMEKA, LLC GS-00F-147CA 407-475-3804 COLUMBIA ,MD o
ALABAMA A&M UNIVERSITY RESEARCH, INNOVATION, SCIENCE AND ENGINEERING FOUNDATION, INC., THE 47QRAA19D002C (256)372-5866 NORMAL ,AL o    
ALEX - ALTERNATIVE EXPERTS, LLC 47QRAA18D003Y 703-547-1665 DUMFRIES ,VA s/w/wo/ew/d/8a
ALEXANDRIA INSIGHTS, INC 47QRAA18D003M 7032820121 STAFFORD ,VA s/dv
ALION SCIENCE AND TECHNOLOGY CORPORATION GS-00F-064CA 703-259-5008 BURR RIDGE ,IL o
ALLEGHENY SCIENCE & TECHNOLOGY CORPORATION GS-10F-053AA 571-418-6376 BRIDGEPORT ,WV s/w/wo/ew/d/8a
ALLIANCE POINTE, LLC 47QRAA18D00GY 571.261.6724 ANNANDALE ,VA s/w/wo/h
ALLIED MISSION GROUP LLC 47QRAA18D00G8 571-344-0888 LEESBURG ,VA s/d/h
ALLUVIONIC INC. 47QRAA20D003F 5012594288 MELBOURNE ,FL s/w/wo/ew/d/8a
ALPHA BETA TECHNOLOGIES, INC. GS-23F-0109S 256-704-3201 HUNTSVILLE ,AL s/dv/d/8a
ALPHA CONSTRUCTION AND ENGINEERING CORPORATION GS-23F-0209N 703-450-0800 DULLES ,VA o
ALPHASIX CORPORATION 47QRAA19D00B6 703-579-6479 DULLES ,VA o
ALTAMIRA TECHNOLOGIES CORPORATION 47QRAA19D0027 703-813-2163 MCLEAN ,VA s
ALTUS, LLC GS-10F-0155V (410) 457-8115 DARLINGTON ,MD s
AMEE BAY, LLC GS-10F-0255V 843-414-4141 ANCHORAGE ,AK s/d/8a
AMENTUM SERVICES, INC. GS-00F-046CA 301-944-3224 GERMANTOWN ,MD o
AMENTUM TECHNICAL SERVICES LLC 47QRAA20D006B (803)502-9718 AIKEN ,SC o    
AMERICAN SYSTEMS CORPORATION GS-35F-500CA 7039685225 CHANTILLY ,VA o
ANALYGENCE, INC. 47QRAA20D005D 301-830-6092 COLUMBIA ,MD s/dv/d/8a
ANALYSIS, PLANNING AND MANAGEMENT INSTITUTE, INC. 47QRAA19D0047 540-321-4888 CULPEPER ,VA o
ANALYTIC SERVICES INC. GS-00F-095CA 7034161304 FALLS CHURCH ,VA o
ANALYTICAL SERVICES & MATERIALS, INC. 47QRAA21D001S (757)865-7093 HAMPTON ,VA s/w/wo    
ANALYTICAL SERVICES, INC.       GS-00F-020DA 703-478-2650 HUNTSVILLE ,AL s/d
ANDREWS CONSULTING SERVICES LLC       47QRAA20D004A 7193227041 BEALETON ,VA s/w/wo
ANDROMEDA SYSTEMS INCORPORATED GS-10F-0300Y 904-402-8661 VIRGINIA BEACH ,VA s/dv
ANTARES GROUP INCORPORATED       47QRAA19D008S 301-731-1900 X 220 LANHAM ,MD s
APOGEE ENGINEERING, LLC GS-10F-0242W 7194184968 COLORADO SPRINGS ,CO s/d/8a
APOGEE SOLUTIONS, INC. 47QRAA18D009D 757-549-2645 CHESAPEAKE ,VA s/w/wo
APPLIED INSIGHT, LLC GS-00F-145GA 703-554-1650 TYSONS ,VA o
APPLIED RESEARCH ASSOCIATES, INC. GS-00F-341CA 505-214-8125 ALBUQUERQUE ,NM o
APPLIED RESEARCH SOLUTIONS, INC GS-00F-135GA 937-912-6100 BEAVERCREEK ,OH s
APPLIED TECHNOLOGY, INC. 47QRAA19D00CC 540-663-0050 KING GEORGE ,VA s
APSI CONSTRUCTION MANAGEMENT GS-23F-0054S 9496790202 IRVINE ,CA s
APTIVE RESOURCES LLC GS-07F-281BA 571-210-4500 ALEXANDRIA ,VA s/w/wo/ew/dv/d
ARCHARITHMS, INC. GS-00F-175DA 256-763-8781 HUNTSVILLE ,AL s/h
ARES CORPORATION GS-23F-0113L 650-401-7100 BURLINGAME ,CA o
ARGO SYSTEMS, LLC GS-10F-0335T 443-270-6824 HANOVER ,MD o
ARION SYSTEMS, INC. 47QRAA19D00DS (703)815-1130 CHANTILLY ,VA s    
ART ANDERSON ASSOCIATES, INC.       GS-10F-0159U 360-479-5600 BREMERTON ,WA s/v
ASCA, INC.       GS-23F-0049R 3103166249 EXT 105 REDONDO BEACH ,CA s
ASCENSION GLOBAL SOLUTIONS, LLC 47QRAA19D009Y 781-254-9020 NORTH BILLERICA ,MA s/w/wo/dv/d
ASR INTERNATIONAL CORP. GS-00F-283CA 6312311086 HAUPPAUGE ,NY s/d
ASSURED INFORMATION SECURITY, INC. GS-00F-235GA (315)336-3306 ROME ,NY s  
ASU RESEARCH ENTERPRISE 47QRAA18D0082 (480)884-0402 SCOTTSDALE ,AZ o  
AT&T GOVERNMENT SOLUTIONS, INC. GS-00F-350CA 7033429859 OAKTON ,VA o
ATKINS NORTH AMERICA, INC. GS-00F-007AA 813-281-4430 TAMPA ,FL o
ATKINSON AERONAUTICS & TECHNOLOGY, INC. 47QRAA18D009W (561)640-9171 FREDERICKSBURG ,VA s/dv  
ATMOSPHERIC AND ENVIRONMENTAL RESEARCH, INC. GS-10F-0313Y 781-761-2380 LEXINGTON ,MA o
AUGUR CONSULTING INC       47QRAA19D003S 17038285295 ARLINGTON ,VA s/dv
AVALON BUSINESS ENGINEERING SERVICES, LLC 47QRAA20D003E 801 668-5823 CLEARFIELD ,UT s/w/wo/ew/dv/d/8a
AVIAN, INC. 47QRAA18D006L 301-866-2070 EXT. #1 LEXINGTON PARK ,MD s/dv
AVIATION & MISSILE SOLUTIONS, LLC GS-23F-0017P 256-713-5903 HUNTSVILLE ,AL o
AVION SOLUTIONS, INC.
(DBA: AVION) 		      GS-00F-0082N 256-721-7006 HUNTSVILLE ,AL s
AVIONICS TEST & ANALYSIS CORPORATION GS-23F-0180N (850)897-5444 NICEVILLE ,FL s/w/wo  
AVNIK DEFENSE SOLUTIONS INC GS-10F-219AA 256-513-5295 HUNTSVILLE ,AL s/w/wo
AZIMUTH CORPORATION GS-10F-0352R 937-256-8571 BEAVERCREEK ,OH o
B3GLOBALCON, LLC       GS-00F-226GA 804-519-9808 MIDLOTHIAN ,VA s/dv/d
B3H CORPORATION 47QRAA18D0025 850-651-3443 SHALIMAR ,FL s/dv
BACIK GROUP LLC GS-00F-017CA 205-358-9851 PELHAM ,AL s/dv
BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC. GS-00F-240CA 301-738-5979 ROCKVILLE ,MD o
BANDWIDTH SOLUTIONS INC
(DBA: BSII GROUP) 		GS-23F-0295P (703)966-4478 MC LEAN ,VA s/w
BANNER DEFENSE, INC. 47QRAA19D004Q 256-970-8795 MADISON ,AL s/dv
BARBARICUM LLC GS-00F-206CA (202) 393-0873 WASHINGTON ,DC o
BASTION TECHNOLOGIES, INC. 47QRAA19D007C 281-283-9359 HOUSTON ,TX s/d
BASTION TECHNOLOGIES, INC. GS-00F-0040P 281-283-9359 HOUSTON ,TX o
BATTELLE MEMORIAL INSTITUTE GS-00F-084CA 614-424-3522 COLUMBUS ,OH o
BAYFIRST SOLUTIONS LLC GS-10F-0356Y 202-541-1010 WASHINGTON ,DC s/d
BCF SOLUTIONS, INC. 47QRAA19D007K 703-239-3928 CHANTILLY ,VA o
BCS, LLC GS-00F-269CA 410-997-7778 WASHINGTON ,DC s
BEACON SYSTEMS, INC 47QRAA18D0091 954-426-1171 CORAL SPRINGS ,FL s/w/wo/ew/d
BENNETT AEROSPACE, INC.       47QRAA20D003H 9196365185 RALEIGH ,NC s/w/wo/ew/v/d/8a
BFA SYSTEMS, INC. GS-10F-0303T 256-704-3201 HUNTSVILLE ,AL s/dv
BIGELOW FAMILY HOLDINGS LLC 47QRAA18D00C5 586-306-8962 STERLING HEIGHTS ,MI s/w/wo/ew/dv/d/8a
BINERA, INC. GS-00F-048CA 757-867-8538 YORKTOWN ,VA s/w/wo/ew
BLACK DIAMOND CONSULTING CORPORATION GS-00F-292GA 703-434-1886 ASHBURN ,VA s/d
BLUE SKY INNOVATORS INC. 47QRAA20D001N 571-261-6385 FAIRFAX ,VA s
BLUEWATER FEDERAL SOLUTIONS, INC.       47QRAA20D001S 703-371-7914 CHANTILLY ,VA o
BMT DESIGNERS & PLANNERS, INC. GS-00F-337CA 703-920-7070 ARLINGTON ,VA o
BOEING AEROSPACE OPERATIONS, INC. 47QRAA20D0079 314-563-7049 SAINT LOUIS ,MO o
BOHANNAN-HUSTON, INC. GS-00F-0001Y 5058231000 ALBUQUERQUE ,NM o
BONHAM TECHNOLOGIES, INC. GS-00F-194GA 256-864-2340 HUNTSVILLE ,AL s/dv
BOOZ ALLEN HAMILTON INC.       GS-00F-008DA 703-377-4359 MCLEAN ,VA o
BOSTON GOVERNMENT SERVICES, LLC GS-00F-013GA (202)262-8098 LENOIR CITY ,TN s/d/8a
BOUNDS ASSOCIATES, LLC GS-10F-115CA 7033450608 ALEXANDRIA ,VA s/dv
BRADSHAW ENGINEERING AND TECHNICAL SERVICES, LLC GS-00F-183DA 256-603-6471 HUNTSVILLE ,AL s
BRATSLAVSKY CONSULTING ENGINEERS, INC. GS-00F-071CA 9072807619 ANCHORAGE ,AK s
BRILLIGENT SOLUTIONS, INC. 47QRAA18D0062 (937)879-4148 FAIRBORN ,OH s  
BRMI CONSULTING, INC. GS-10F-0143T 4434186674 SILVER SPRING ,MD o
BRYCE SPACE AND TECHNOLOGY, LLC 47QRAA18D00AN 7036472742 ALEXANDRIA ,VA s/w/wo
BTAS INC       47QRAA20D006J 937931-9431 BEAVERCREEK ,OH s/w/wo
BUILDING PEOPLE, LLC, THE GS-00F-237GA (703) 669.2222 EXT. LEESBURG ,VA s/d/8a/h
BURNS ENGINEERING, INC. 47QRAA19D00AF 215-979-7700 PHILADELPHIA ,PA o
C2 TECHNOLOGIES INC 47QRAA18D006A 703-752-2139 VIENNA ,VA o
C4 PLANNING SOLUTIONS, LLC 47QRAA18D006V 706-592-3095 x104 BLYTHE ,GA o  
CACI INC FEDERAL GS-00F-268CA 703-679-3412 CHANTILLY ,VA o
CAE USA MISSION SOLUTIONS INC GS-10F-0310L 757-378-5315 TAMPA ,FL o
CAMBRIDGE INTERNATIONAL SYSTEMS INC.       47QRAA18D005T 5713198919 ARLINGTON ,VA o
CANVAS, INC. GS-10F-0195Y 256-489-2988 HUNTSVILLE ,AL s/w/wo/h
CANYON CONSULTING, LLC 47QRAA18D0065 (949)351-7235 LOS ANGELES ,CA s/w/wo/ew/d  
CAPABILITY ANALYSIS & MEASUREMENT ORGANIZATION LLC 47QRAA20D0048 937-458-3719; X412 BEAVERCREEK ,OH s/dv
CARDNO GS, INC. GS-00F-196CA 9165487783 CHARLOTTESVILLE ,VA o
CAS, INC.       GS-00F-200CA 2569716126 HUNTSVILLE ,AL o
CATALYST SOLUTIONS, LLC       GS-00F-412GA 540-602-2600 STAFFORD ,VA s/dv/d
CDM FEDERAL PROGRAMS CORPORATION GS-00F-085CA 303-383-2300 FAIRFAX ,VA o
CENTAURI, LLC GS-23F-0076M 703-674-3112 CHANTILLY ,VA s/v
CENTRA TECHNOLOGY, INC. GS-00F-0020Y 781-272-7892 BURLINGTON ,MA o
CENTURUM INFORMATION TECHNOLOGY, INC. 47QRAA19D00AM 843-609-5649 MARLTON ,NJ o
CEPEDA SYSTEMS & SOFTWARE ANALYSIS, INC.       GS-00F-224GA (256) 428-8186 HUNTSVILLE ,AL s/w/wo/ew/d/h
CERVELLO TECHNOLOGIES, L.L.C. 47QRAA18D003E (727) 303-3001 CLEARWATER ,FL s/dv/d
CFD RESEARCH CORPORATION GS-10F-0184Y 256-361-0801 HUNTSVILLE ,AL s
CGH TECHNOLOGIES, INC. 47QRAA18D00DD 202-580-7401 WASHINGTON ,DC s/w/wo
CGI FEDERAL INC. GS-00F-302CA (703) 227-4882 FAIRFAX ,VA o
CHENEGA FACILITIES MANAGEMENT, LLC 47QSHA20D0033 256-665-0610 SAN ANTONIO ,TX o
CHENEGA TECHNICAL INNOVATIONS, LLC 47QRAA19D0096 703-493-9880 CHANTILLY ,VA o
CHEROKEE NATION RED WING, L.L.C. GS-00F-007DA 918-430-3426 TULSA ,OK s/d/h
CHEROKEE NATION TECHNOLOGY SOLUTIONS, L.L.C. GS-00F-330GA 918-430-3407 CATOOSA ,OK o
CHITRA PRODUCTIONS GS-00F-271CA 7574950234 NORFOLK ,VA s/w/wo/ew/d/h
CIMARRON SOFTWARE SERVICES, INC.       47QRAA19D004Y 8324033337 HOUSTON ,TX s/w/wo
CINTEL, INC. GS-00F-268GA 256-213-1600 EXT. 10 HUNTSVILLE ,AL s
CITRINE ENERGY LLC 47QRAA19D008Z 303-330-5385 DENVER ,CO s/h
CLIENT SOLUTION ARCHITECTS LLC GS-10F-0051T 619-813-2906 MECHANICSBURG ,PA o
CMT SERVICES, INC. 47QRAA19D008U 301-322-7860 HYATTSVILLE ,MD s/w/wo/h
CNA CORPORATION, THE 47QRAA18D003X 7038242082 ARLINGTON ,VA o
COASPIRE, LLC 47QRAA20D0037 703-277-7716 FAIRFAX ,VA s/dv
COGENT SECURITY CONSULTING LLC GS-00F-301DA (855) 226-4368 X1 ALEXANDRIA ,VA s
COLSA CORPORATION GS-00F-293CA 2569645276 HUNTSVILLE ,AL o
COLUMBIA GROUP, INC, THE GS-00F-201CA 2026088415 WASHINGTON ,DC s
COMPUTERCRAFT CORPORATION GS-00F-262GA 571-266-3362 WASHINGTON ,DC s/w/wo
CONSTRUCTION-CAD SOLUTIONS, INCORPORATED 47QRAA19D000X (630)908-3400 WILLOWBROOK ,IL s/d    
COOPER ZIETZ ENGINEERS, INC GS-10F-0337T 503-253-5429 PORTLAND ,OR s/v/d/h
CORNERSTONE CONCILIUM, INC GS-00F-0007S (415)705-7800 SAN FRANCISCO ,CA s/d
CORNERSTONE SIGNALS & CYBER TECHNOLOGIES LLC       47QRAA19D0003 720-206-6718 CHRISTOVAL ,TX s/w/wo/ew/dv/d
CORNFORTH CONSULTANTS, INC. 47QRAA20D007K 503-452-1100 PORTLAND ,OR s
CORPORATE ALLOCATION SVCS, INC. GS-10F-0311U 303-920-7264 WESTMINSTER ,CO s/w/d/8a
CORTINA SOLUTIONS, LLC GS-00F-205DA 256-319-2024 HUNTSVILLE ,AL s/w/wo/ew/h
CRAFT DESIGNS, INC.       47QRAA18D00A3 2566500536 HUNTSVILLE ,AL s/w/wo/d
CREDENCE MANAGEMENT SOLUTIONS LIMITED LIABILITY COMPANY GS-10F-0432Y 571-395-8820 VIENNA ,VA s/d/8a
CROSSFLOW TECHNOLOGIES, INC 47QRAA18D008D 2564253680 ALBERTVILLE ,AL s
CROSSTEK SOLUTIONS, LLC GS-00F-230GA 334-467-6860 VICKSBURG ,MS s
CROWN CONSULTING, INC. GS-00F-038DA 703-650-0663 ARLINGTON ,VA o
CRUZ ASSOCIATES INC. GS-10F-0379U 757-833-7538 YORKTOWN ,VA s
CSRA LLC GS-00F-313CA (571)446-5340 FALLS CHURCH ,VA o
CULMEN INTERNATIONAL, LLC 47QRAA18D006D 703-224-7000 ALEXANDRIA ,VA o
CZERO, INC. GS-10F-0081X 9703725775 FORT COLLINS ,CO s
D P ASSOCIATES, INC. GS-10F-0361U 256-837-8300 HUNTSVILLE ,AL s/w/wo/ew/d
D&G SUPPORT SERVICES, LLC GS-00F-131DA 7034033463 WOODBRIDGE ,VA s/dv
DAMA CONSULTANTS, INC 47QRAA19D0037 (815)979-4407 CHICAGO ,IL s/d/8a/h    
DARKBLADE SYSTEMS CORPORATION GS-00F-012GA 703-409-9439 WINCHESTER ,VA s/dv
DAVID CLARK COMPANY INCORPORATED       GS-10F-0467Y (508)756-6216 WORCESTER ,MA s  
DAVIS STRATEGIC INNOVATIONS, INC. GS-10F-225BA 256-489-0550 HUNTSVILLE ,AL s/dv
DCS CORPORATION       47QRAA20D006W 5712276226 ALEXANDRIA ,VA o
DCS-MILLENNIUM LLC 47QRAA18D0038 (571)227-6211 ALEXANDRIA ,VA s/dv/d  
DECIBEL RESEARCH, INC GS-10F-0029Y 2564896193 HUNTSVILLE ,AL s
DECISIVE ANALYTICS CORPORATION GS-00F-129CA 703-414-5016 ARLINGTON ,VA o
DEFENSE ARCHITECTURE SYSTEMS, INC. GS-00F-291GA 443-831-3055 FULTON ,MD s
DEFENSE ENTERPRISE SOLUTIONS, LLC GS-00F-243GA 2564266335 HUNTSVILLE ,AL s/dv
DEFENSE GROUP LLC GS-00F-0013R 5714218341 VIENNA ,VA o
DEFINITIVE LOGIC CORPORATION GS-00F-043CA 703-955-4186 ARLINGTON ,VA s
DEFTEC CORPORATION       47QRAA18D00FY (615)630-0812 HUNTSVILLE ,AL s/w/wo/ew/d  
DELOITTE CONSULTING LLP 47QRAA18D001P 703-251-1642 ARLINGTON ,VA o
DELTA RESEARCH, INC. GS-10F-0246V 256-895-0881 HUNTSVILLE ,AL s
DELTA RESOURCES, INC. GS-10F-0255S 703-581-4164 ALEXANDRIA ,VA o
DELTA SOLUTIONS & STRATEGIES, LLC GS-00F-215CA 931-461-9032 COLORADO SPRINGS ,CO s/dv
DELTASTRAC LLC 47QRAA18D00FE (937)505-3031 CLARKSBURG ,MD s/dv/d/8a  
DESE RESEARCH, INC. 47QRAA19D00CQ 2568378004 HUNTSVILLE ,AL s
DESE RESEARCH, INC. GS-23F-0177L 2568378004 HUNTSVILLE ,AL s
DESIGN ALASKA INC GS-00F-361GA (907)452-1241 FAIRBANKS ,AK s  
DIGIFLIGHT INCORPORATED GS-00F-195GA (410) 312-0662 COLUMBIA ,MD s/v/d
DIGITAL MOBILIZATIONS, INC.       47QRAA19D00BP (540)219-9222 WARRENTON ,VA s/d    
DIGITALGLOBE, INC.       47QRAA19D002V 3036841164 WESTMINSTER ,CO o
DLS ENGINEERING ASSOCIATES, INC. GS-00F-229CA 757-494-5151 VIRGINIA BEACH ,VA s/w/wo
DMR CONSULTING, INC. 47QRAA18D00H2 850-230-3767 PANAMA CITY BEACH ,FL s/w/wo/d
DOMAIN X TECHNOLOGIES LLC 47QRAA18D0069 (703)579-1969 FALLS CHURCH ,VA s/w/wo    
DPRA INCORPORATED 47QRAA19D003T 785-564-6041 KNOXVILLE ,TN s
DPRA INCORPORATED GS-00F-0030L 785-564-6041 KNOXVILLE ,TN s
DRAGOON TECHNOLOGIES, INC. GS-00F-218DA (937)439-9223 DAYTON ,OH s/w/wo  
DS2 LLC 47QRAA19D005F 850-307-2781 NICEVILLE ,FL s/dv
DYNAMIC CONCEPTS, INC.       GS-10F-0006U 2569229888 HUNTSVILLE ,AL s
DYNAMIC-PRO INC. GS-10F-0329X 703-665-5085 FALLS CHURCH ,VA s/w/wo/ew/d/8a
DYNAMIS, INC. GS-00F-115DA 703-465-4400 FAIRFAX ,VA s
DYNETICS, INC. GS-00F-045CA 2567135320 HUNTSVILLE ,AL o
E3 FEDERAL SOLUTIONS, LLC GS-00F-151CA 571-551-2726 MCLEAN ,VA o
EASTERN RESEARCH GROUP, INC. GS-00F-079CA 781-674-7231 LEXINGTON ,MA o
ECS FEDERAL, LLC GS-00F-072CA 571-232-1412 FAIRFAX ,VA o
EDGESOURCE CORPORATION 47QRAA18D004S (703)837-0550 ALEXANDRIA ,VA s  
EL DORADO ENGINEERING, INC.       47QRAA18D00E6 801-966-8288 WEST JORDAN ,UT s
ELYON INTERNATIONAL, INC. GS-00F-203GA (360) 696-5892 VANCOUVER ,WA s/w/wo/ew/v/d
ELZLY TECHNOLOGY CORPORATION GS-23F-0167S 703-738-6624 RESTON ,VA s
EMERGENT SPACE TECHNOLOGIES, INC. GS-00F-196DA 301-345-1535 LAUREL ,MD s
ENERGY RESEARCH, INC.       GS-23F-0110M 3018810866 ROCKVILLE ,MD s
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GBL SYSTEMS CORPORATION 47QRAA19D007F 805-987-4345 CAMARILLO ,CA s
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GEM TECHNOLOGY INTERNATIONAL, CORP. GS-00F-0001R 305.447.1344 MIAMI ,FL s/w/wo/ew/d
GEMINI INDUSTRIES INC. GS-00F-279CA 781-203-0100 BURLINGTON ,MA s/w/wo
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GENEX SYSTEMS LLC GS-00F-076GA 757-838-5065 NEWPORT NEWS ,VA s/w/wo/d
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GEOENGINEERS, INC. 47QRAA18D00E3 425.861.6000 REDMOND ,WA o
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GEORGE CONSULTING, LTD.       GS-00F-384GA 843-471-1322 DANIEL ISLAND ,SC s
GEORGIA TECH APPLIED RESEARCH CORPORATION       GS-10F-0187T 404.894.6923 ATLANTA ,GA o
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GILBANE BUILDING COMPANY GS-23F-0024R 703-312-7246 PROVIDENCE ,RI o
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GLOBAL C2 INTEGRATION TECHNOLOGIES LLC 47QRAA18D0067 (202) 234-8933 LAS VEGAS ,NV s/dv
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HASSETT & WILLIS ASSOCIATES, LLC GS-10F-0156U (202)734-0753 WASHINGTON ,DC o
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HX5,, LLC       GS-00F-225GA 8503626551 FORT WALTON BEACH ,FL s/w/wo/dv
HYPERSOFT INC GS-23F-0165P 6369478862 SAINT CHARLES ,MO s/w/wo
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INSIGHT INTERNATIONAL TECHNOLOGY, LLC       47QRAA19D00BE (256) 551-0414 HUNTSVILLE ,AL s/dv/d
INSIGHT TECHNOLOGY SOLUTIONS, LLC 47QRAA18D0064 301-860-1121 BOWIE ,MD s/w/wo
INSPIRE CORPORATION 47QRAA20D008K (978)886-4276 AURORA ,CO s/dv    
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INTERACTIVE PROCESS TECHNOLOGY, LLC GS-00F-0002X 781-222-5589 BILLERICA ,MA o
INTERFUZE CORPORATION       GS-10F-0421Y 256-382-9715 HUNTSVILLE ,AL s
INTERNATIONAL INFORMATION AND INFRASTRUCTURE PROTECTION GROUP, LLC 47QRAA20D004B 717-891-6720 GETTYSBURG ,PA s/h
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INVARIANT CORPORATION GS-23F-0315P 256-885-9794 HUNTSVILLE ,AL s
INVICTUS INTERNATIONAL CONSULTING, LLC       47QRAA19D00C0 703-214-1201 ALEXANDRIA ,VA o
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IOV SOLUTIONS LLC 47QRAA21D001K (917)330-3069 FAIRFAX ,VA s/dv/d/8a    
IRONARCH TECHNOLOGY LLC 47QRAA19D0043 7039428868 MCLEAN ,VA s/dv
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JMA SOLUTIONS LLC 47QRAA18D00GC 202-465-8245 WASHINGTON ,DC o
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KENTCO CORPORATION 47QRAA20D000S 571-665-4199 HERNDON ,VA s/dv
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LOGICORE CORPORATION GS-00F-228CA 2565335789 HUNTSVILLE ,AL s/w
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NELSON ENGINEERING CO. GS-00F-324CA 3214491128 MERRITT ISLAND ,FL s
NETCENTRIC TECHNOLOGY, LLC 47QRAA19D00AU 703-478-2650 WALL ,NJ s/d
NETWORK SENSING TECHNOLOGIES, LLC GS-00F-006HA (850)684-0033 FORT WALTON BEACH ,FL s  
NEWPORT PARTNERS, THE, LLC GS-00F-007CA (301) 889-0017 DAVIDSONVILLE ,MD s
NEXAGEN NETWORKS INC GS-00F-066GA 732-598-1277 MORGANVILLE ,NJ s/w/d
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NOETIC STRATEGIES, INC. 47QRAA18D00H6 2563471560 HUNTSVILLE ,AL s/w/wo/ew/d/h
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SIGMA SCIENCE, INC. 47QRAA18D005Q 505-389-2201 ALBUQUERQUE ,NM s/d/8a
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VANASSE HANGEN BRUSTLIN INC GS-00F-116CA 804-441-7439 WILLIAMSBURG ,VA o
VANTAGE SYSTEMS, INC. GS-00F-313GA (301)459-6007 LANHAM ,MD o    
VAULTES, LLC 47QRAA19D00B1 202-503-9128 ASHBURN ,VA s/v/d/8a
VECTOR RESOURCE, INC       GS-00F-0004U 619-433-9586 SEWICKLEY ,PA s/w
VECTRUS MISSION SOLUTIONS CORPORATION GS-00F-050CA 719-637-4506 ALEXANDRIA ,VA o
VELOS LLC 47QRAA18D00G6 703-822-5777 PRINCESS ANNE ,MD s/h
VENTURI, LLC GS-00F-044CA 2567052019 HUNTSVILLE ,AL s/d
VERITY INTEGRATED SYSTEMS, INC. GS-00F-321GA 256-489-5680 HUNTSVILLE ,AL s/w/wo/ew/d
VERSAR, INC. 47QRAA18D00F7 703-642-6793 SPRINGFIELD ,VA o
VERSAR, INC. GS-00F-0017L 703-912-2903 SPRINGFIELD ,VA s
VETERAN ENTERPRISE TECHNOLOGY SERVICES, LLC 47QRAA18D00EU 7033497600 ASHBURN ,VA s/dv
VICTORY SOLUTIONS, INC. GS-10F-0011U 256-799-2602 HUNTSVILLE ,AL s/w/wo/dv
VISION CENTRIC INC. GS-10F-0034U 256-830-0042 MADISON ,AL s/dv/d/8a
VISIONARY PRODUCTS, INC.       47QRAA19D008Y 801-260-4010 DRAPER ,UT s
VSE CORPORATION GS-00F-213CA 703-329-4724 ALEXANDRIA ,VA o
VT AEPCO INC. GS-23F-0191N 301-863-6512 HUNTSVILLE ,AL o
W R SYSTEMS LTD. GS-00F-317GA 703-934-0200 FAIRFAX ,VA o
WARRANT TECHNOLOGIES LLC 47QRAA19D000G 8123616721 BLOOMINGTON ,IN s/dv/d
WAVELINK, INC. GS-10F-0397Y 256-776-7216 HUNTSVILLE ,AL s/w/wo
WHITNEY, BRADLEY & BROWN INC. GS-00F-297CA 7034486081 RESTON ,VA o
WILLBROOK SOLUTIONS, INC. GS-10F-0299V 2564895820 EXT 107 HUNTSVILLE ,AL s/w/wo
WILLOWVIEW CONSULTING, LLC GS-10F-0315V 208-250-0211 EAGLE ,ID s/w/wo/d
WJAB ENTERPRISES, INC. 47QRAA19D0099 8105161157 BLOOMFIELD HILLS ,MI s/w/wo
WOOD ENVIRONMENT & INFRASTRUCTURE SOLUTIONS, INC. GS-00F-314CA 610-877-6021 BLUE BELL ,PA o
WOOLPERT, INC. GS-00F-0038N 937-531-1309 DAYTON ,OH o
WORLDWIDE COUNTER THREAT SOLUTIONS, LLC 47QRAA19D00CM 703-412-9394 FREDERICKSBURG ,VA s/dv
WPL, INC.       GS-10F-0187X 310-546-4099 MANHATTAN BEACH ,CA s
WSP USA INC. 47QRAA19D003Q 217-649-8754 NEW YORK ,NY o
WSP USA SOLUTIONS INC. 47QRAA18D002R 202-303-2613 WASHINGTON ,DC o
X TECHNOLOGIES, INC. 47QRAA18D00EY 2102986037 SAN ANTONIO ,TX s/d
XCEL ENGINEERING, INC. GS-10F-0211P 8657668542 OAK RIDGE ,TN s/dv
YANG ENTERPRISES, INC. GS-10F-0135Y 407 365 7374 OVIEDO ,FL s/w/wo/d
YETISPACE, INC. 47QRAA19D001W 2566827645 HUNTSVILLE ,AL s
YORKTOWN SYSTEMS GROUP, INC. 47QRAA19D0030 8774060262 HUNTSVILLE ,AL o
ZANTECH IT SERVICES, INC. 47QRAA19D004L 7032861393 TYSONS CORNER ,VA o