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Sun, 20 April 2014.
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We found 1,895 contractors.

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ContractorZip
21ST CENTURY SYSTEMS
ARLINGTON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22202
21ST CENTURY TECHNOLOGIES INCORPORATED (9551)
AUSTIN, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
78759
3-SIGMA RESEARCH, INC
INDIALANTIC, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
32903
3D IMAGING DRUG DESIGN AND DEVELOPMENT
NORTH LITTLE ROCK, AR
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
72113
3DSCANCO, INC.
BUFORD, GA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
30518
3H TECHNOLOGY FEDERAL CORP
RESTON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20190
3TEX INCORPORATED
CARY, NC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
27511
4D VALUE ADDED SOLUTIONS TEAM
MILWAUKEE, WI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
53202
4POWER LIMITED LIABILITY COMPANY
WINDHAM, NH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
03087
4WAVE INCORPORATED
STERLING, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20166
A & P TECHNOLOGY, INC
CINCINNATI, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
45245
A FRAME DIGITAL INCORPORATED
LOVETTSVILLE, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20180
A R I TECHNOLOGIES INC
KENT, WA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
98032
A TECH CORPORATION
ALBUQUERQUE, NM
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
87123
ABB INC.
RALEIGH, NC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
27606
ACADEMIC CONSORTIUM FOR GLOBAL EDUCATION, INC.
SCOTTSDALE, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85266
ACADIA OPTRONICS, LLC
ROCKVILLE, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20850
ACCELERATED DEVELOPMENT & SUPPORT CORPORATION
ARLINGTON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22203
ACCESS DATA INCORPORATED (4216)
LAS VEGAS, NV
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
89134
ACCESS OPTICAL NETWORKS INC
ENGLISHTOWN, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
07726
ACCUDYNE SYSTEMS INC
NEWARK, DE
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
19713
ACCURATE AUTOMATION CORPORATION
CHATTANOOGA, TN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
37421
ACCUSTANDARD, INC.
NEW HAVEN, CT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
06513
ACHATES POWER LIMITED LIABILITY COMPANY
SAN DIEGO, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92121
ACTIVE SHOCK INCORPORATED
MANCHESTER, NH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
03101
ACTIVE SPECTRUM INC
AMHERST, NH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
03031
ACTIVE SPECTRUM INC
SAN CARLOS, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94070
ACUITUS INCORPORATED
MOUNTAIN VIEW, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94041
ACUITY STS, LLC
KNOXVILLE, TN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
37929
ACUITY TECHNOLOGIES, INC
MENLO PARK, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94025
ADAM FINCHAM RESEARCH
LOS ANGELES, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
90034
ADAM K GLAHN
LONDONDERRY, NH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
03053
ADAPTIVE COGNITIVE SYSTEMS LIMITED LIABILITY COMPANY
BOULDER, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80304
ADAPTIVE MATERIALS INCORPORATED
ANN ARBOR, MI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
48108
ADAPTIVE OPTICS ASSOCIATES INCORPORATED
CAMBRIDGE, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02138
ADAPTIVE TECHNICAL SOLUTIONS LIMITED LIABILITY COMPANY
SPARTA, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
07871
ADELPHI TECHNOLOGY INC
REDWOOD CITY, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94063
ADHERENT TECHNOLOGIES, INC.
ALBUQUERQUE, NM
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
87111
ADIABATICS INCORPORATED
COLUMBUS, IN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
47201
ADLER, VICTOR
CROTON ON HUDSON, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
10520
ADLYFE, INC
ROCKVILLE, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20850
ADVALUE TECHNOLOGY, L.L.C.
TUCSON, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85714
ADVANCED AVIONICS INC
WARMINSTER, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
18974
ADVANCED BIOSCIENCE LABORATORIES INCORPORATED
KENSINGTON, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20895
ADVANCED COMPOSITES GROUP (INC)
TULSA, OK
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
74134
ADVANCED COMPUTATIONAL & ENGINEERING SERVICE, LLC
GAHANNA, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
43230
ADVANCED COOLING TECHNOLOGIES, INC
LANCASTER, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
17601
ADVANCED DYNAMICS CORPORATION
LEXINGTON, KY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
40511
ADVANCED ENGINEERING SOLUTIONS
ORMOND BEACH, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
32174
ADVANCED GLOBAL SERVICES
MCKINNEY, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
75071
ADVANCED MATERIALS RESEARCH AND DEVELOPMENT CORPORATION
LOS ANGELES, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
90045
ADVANCED MATERIALS TECH INC
TAMPA, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
33626
ADVANCED MECHANICAL TECHNOLOGY INCORPORATED
WATERTOWN, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02472
ADVANCED METAL PRODUCTS, INC.
WOODS CROSS, UT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
84087
ADVANCED PHOTONIC CRYSTALS LIMITED LIABILITY COMPANY
FORT MILL, SC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
29708
ADVANCED POWDER SOLUTIONS INCORPORATED
CYPRESS, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
77429
ADVANCED PROPULSION TECHNOLOGIES INCORPORATED
GOLETA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93117
ADVANCED RESEARCH & APPLICATIO
SUNNYVALE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94085
ADVANCED RESEARCH CORPORATION (3821)
SAINT PAUL, MN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
55110
ADVANCED SOLUTIONS, INC.
LITTLETON, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80127
ADVANCED TECHNICAL CONCEPTS IN
BERKSHIRE, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
13736
ADVANCED TECHNOLOGIES GROUP INCORPORATED (8851)
STUART, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
34994
ADVANCED TECHNOLOGY INSTITUTE
NORTH CHARLEST, SC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
29418
ADVANCED TECHNOLOGY MATERIALS INCORPORATED
DANBURY, CT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
06810
ADVANTAGE IMAGING SYSTEMS INC
CALEDONIA, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
14423
ADVATECH PACIFIC, INC.
REDLANDS, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92374
ADVENTIUM ENTERPRISES, LLC
MINNEAPOLIS, MN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
55401
AEGIS TECHNOLOGY INCORPORATED
SANTA ANA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92703
AEREON CORPORATION
PRINCETON, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
08542
AEROASTRO INCORPORATED
ASHBURN, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20147
AERODYNAMIC SOLUTIONS LIMITED LIABILITY COMPANY
MANCHESTER, CT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
06042
AEROJET-GENERAL CORPORATION
RANCHO CORDOVA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
95742
AEROMECH ENGINEERING, INC.
SAN LUIS OBISPO, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93401
AEROPHYSICS INC
CALUMET, MI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
49913
AEROS AERONAUTICAL SYSTEMS CORP
TARZANA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91356
AEROSOFT INC
BLACKSBURG, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
24060
AEROSOL DYNAMICS INC.
BERKELEY, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94710
AEROTONOMY INC
LITHIA SPRINGS, GA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
30122
AEROVIRONMENT, INC.
MONROVIA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91016
AETION TECHNOLOGIES LIMITED LIABILITY COMPANY
COLUMBUS, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
43212
AFFINITY BIOSENSORS, LLC
SANTA BARBARA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93117
AGILE MATERIALS & TECHNOLOGIES
GOLETA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93117
AHLSTEDT, STEVEN A
NORRIS, TN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
37828
AID NETWORKS LIMITED LIABILITY COMPANY
ELLICOTT CITY, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
21043
AIREYESINC, MONTERERYTECHNOLOGIESINC, XVS SERVICESLLC JV
MONTEREY, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93940
AITHER ENGINEERING INCORPORATED
LANHAM, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20706
AJB CONSULTING
VICKSBURG, MS
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
39180
AKERMIN INC
SAINT LOUIS, MO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
63141
AKRON AIR MATERIALS
AKRON, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
44311
AKRON POLYMER SYSTEMS INC
AKRON, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
44305
ALAIRE TECHNOLOGIES, INC.
LORTON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22079
ALAND CHIN LLC
SHARON, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02067
ALBERT I KING INCORPORATED
BLOOMFIELD HILLS, MI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
48304
ALBERTO BEHAR
HERMOSA BEACH, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
90254
ALBIO
ROCKVILLE, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20850
ALCOA INC
ALCOA CENTER, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
15069
ALETAV TECHNOLOGIES LLC
BRIDGEWATER, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
08807
ALEXANDRA TOLSTOY
MCLEAN, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22101
ALICO SYSTEMS INC
TORRANCE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
90501
ALION SCIENCE AND TECHNOLOGY CORPORATION (1691)
BOULDER, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80301
ALLAN BORUSHEK & ASSOCIATES, INC.
COSTA MESA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92627
ALLCOMP INC
CITY OF INDUSTRY, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91746
ALLEN INSTITUTE FOR BRAIN SCIENCES, THE
SEATTLE, WA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
98103
ALLEN-VANGUARD CORPORATION
STONEY CREEK, ON
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
ALLIANCE SPACESYSTEMS, LLC
PASADENA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91103
ALLIANT TECHSYSTEMS INC
ELKTON, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
21921
ALLIED DEFENSE INC
IRVINE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92614
ALLISON ADVANCED DEVELOPMENT COMPANY
INDIANAPOLIS, IN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
46241
ALLOY COMPUTING LIMITED LIABILITY COMPANY
CLARKSVILLE, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
21029
ALPHA OMEGA ELECTROMAGNETICS, LLC
ARNOLD, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
21012
ALPHA STAR CORPORATION
LONG BEACH, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
90804
ALPHA TRAC INCORPORATED
WESTMINSTER, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80031
ALPHAMICRON INC
KENT, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
44240
ALPHASENSE, INC.
NEWARK, DE
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
19713
ALTUSYS CORPORATION
PRINCETON, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
08540
AM BIOTECHNOLOGIES, LLC
HOUSTON, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
77034
AMARATEK
SAN DIEGO, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92121
AMASST
SIMI VALLEY, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
93063
AMBALUX CORPORATION
TUCSON, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85714
AMERICA'S PHENIX INC
WASHINGTON, DC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20002
AMERICAN COLLEGE OF MEDICAL GENETICS FOUNDATION, INC.
BETHESDA, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20814
AMERICAN LITHIUM ENERGY
SAN MARCOS, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92069
AMERICAN MAGLEV TECHNOLOGY OF FLORIDA INC
MARIETTA, GA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
30060
AMERICAN NUCLEAR SOCIETY INCORPORATED
LA GRANGE PARK, IL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
60526
AMERICAN PLANNING ASSOCIATION
CHICAGO, IL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
60603
AMERICAN SOCIETY FOR ENGINEERING EDUCATION (INC)
WASHINGTON, DC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20036
AMERICAN SYSTEMS TECHOLOGY INC
TROY, MI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
48084
AMERICAN TYPE CULTURE COLLECTION INCORPORATED
MANASSAS, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20110
AMERICOM GOVERNMENT SERVICES INC
MC LEAN, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22102
AMETHYST RESEARCH INCORPORATED
ARDMORE, OK
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
73401
ANALATOM INCORPORATED
SUNNYVALE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94089
ANALYTICAL IMAGING AND GEOPHYSICS LIMITED LIABILITY COMPANY
BOULDER, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80303
ANALYTICAL SOFTWARE, INC
MCKINNEY, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
75071
ANASPHERE, INC
BOZEMAN, MT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
59718
ANDERSEN NANCY
LONDONDERRY, NH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
03053
ANDRADE, MARCUS
ROCKVILLE, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20852
ANDREWS SPACE, INC.
SEATTLE, WA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
98104
ANGELSECURE NETWORKS, INC
BELMONT, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02478
ANIUK CONSULTING, LLC
KENOSHA, WI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
53142
ANP TECHNOLOGIES INCORPORATED
NEWARK, DE
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
19711
ANTHROTRONIX INCORPORATED
SILVER SPRING, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20910
ANVIL THE MATERIALS FORGE INC.
MECHANICSVILLE, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
23116
AOPTIX TECHNOLOGIES INC
CAMPBELL, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
95008
AOSENSE INCORPORATED
MOUNTAIN VIEW, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94043
AP SOLUTIONS, INC
CARY, NC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
27518
APOGEE SCIENTIFIC, INC
ENGLEWOOD, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80110
APPLIED BIOMATHEMATICS INCORPORATED
SETAUKET, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
11733
APPLIED COMPUTING SYSTEMS INCORPORATED
LOS ALAMOS, NM
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
87544
APPLIED EM INC
HAMPTON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
23666
APPLIED ENERGETICS, INC.
TUCSON, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85714
APPLIED NANOFEMTO TECHNOLOGIES LLC
LOWELL, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
01851
APPLIED NANOTECH INC
AUSTIN, TX
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
78758
APPLIED NANOWORKS INC
RENSSELAER, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
12144
APPLIED POLERAMIC INCORPORATED
BENICIA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94510
APPLIED QUANTUM TECHNOLOGIES, INC
DURHAM, NC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
27705
APPLIED RADAR INCORPORATED
NORTH KINGSTOWN, RI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02852
APPLIED S R TECHNOLOGIES INCORPORATED
BROOKLYN, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
11204
APPLIED SCIENCE CORPORATION
HORSHAM, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
19044
APPLIED SIGNAL TECHNOLOGY INC
SUNNYVALE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94086
APPLIED THERMAL SCIENCES, INC
SANFORD, ME
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
04073
APPLIED THIN FILMS INCORPORATED
EVANSTON, IL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
60201
APPLIED VISIONS INCORPORATED
NORTHPORT, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
11768
APURBA KRISHNA BHATTACHARJEE
SILVER SPRING, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20906
AQWEST
LARKSPUR, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80118
ARANDA, DIANA
DAVIE, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
33314
ARC TECHNOLOGY
WHITEWATER, KS
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
67154
ARCADIA BIOSCIENCES INCORPORATED
PHOENIX, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85018
ARCHIE MD INCORPORATED
MIAMI BEACH, FL
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
33139
ARCHINOETICS, LLC
HONOLULU, HI
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
96813
ARCON CORPORATION
WALTHAM, MA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
02451
ARDICA TECHNOLOGIES, INC.
SAN FRANCISCO, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
94107
ARETE ASSOCIATES
NORTHRIDGE, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91324
ARETE ASSOCIATES
TUCSON, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85712
ARETE ASSOCIATES
LONGMONT, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80501
ARGON ST, INC.
SAN DIEGO, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
92121
ARGTEC, INC
COLUMBIA, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
21046
ARGUSIGHT
SPRINGFIELD, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22152
ARROW TECH ASSOCIATES, INC
SOUTH BURLINGTON, VT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
05403
ARTANN LABORATORIES INC
TRENTON, NJ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
08618
ARTERIOCYTE, INC.
CLEVELAND, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
44106
ARTHUR, ELENA
DURHAM, NC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
27713
ARTIS RESEARCH & RISK MODELING
PHOENIX, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85016
ARXAN RESEARCH INCORPORATED
LAFAYETTE, IN
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
47906
ASCENT SOLAR TECHNOLOGIES INCORPORATED
LITTLETON, CO
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
80127
ASE OPTICS INC
ROCHESTER, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
14623
ASHER CONSTANCE
SILVER SPRING, MD
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20904
ASHTON SECURITY LABORATORIES LLC
HERNDON, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20170
ASR CORPORATION
ALBUQUERQUE, NM
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
87120
ASSOCIATED ENVIRONMENTAL CONSU
CHARLOTTESVILL, VA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
22901
ASSOCIATED UNIVERSITIES, INC.
WASHINGTON, DC
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
20036
ASSURED INFORMATION SECURITY
ROME, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
13441
ASSURED SPACE ACCESS TECHNOLOGIES, INC
TEMPE, AZ
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
85283
ASTROBOTIC TECHNOLOGY INC
PITTSBURGH, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
15207
AT SCIENCES
PITTSBURGH, PA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
15213
ATAIR AEROSPACE INCORPORATED
BROOKLYN, NY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
11231
ATHENA ISG/GTXTREME, INC.
RANCHO CUCAMONGA, CA
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
91730
ATI, INC.
LEXINGTON, KY
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
40511
ATK SPACE SYSTEMS INC
DAYTON, OH
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
45430
ATK SPACE SYSTEMS INC
CLEARFIELD, UT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
84016
ATK THIOKOL INC
MAGNA, UT
Professional, Scientific, and Technical Services : Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
84044