NAICS hub
NAICS 541330 federal contractors and vendors
engineering services
17,844 entities on record, ordered by federal footprint. Registered vendors without observed awards are included.
- INTERNATIONAL BUSINESS MACHINES CORPORATIONContractor$25B
ARMONK, NY · J64CSQTQNRC1
- THE MITRE CORPORATIONContractor$22.5B
MC LEAN, VA · DMHDNDCPWUD1
- INTERNATIONAL BUSINESS MACHINES CORPORATIONContractor$19.7B
BETHESDA, MD · VV9KH3L99VE3
- BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC.Contractor$18.5B
ROCKVILLE, MD · LX3BSV6NNW58
- GENERAL DYNAMICS INFORMATION TECHNOLOGY INC.Contractor$12.8B
FALLS CHURCH, VA · Z2L7LVNEAPC3
- CACI TECHNOLOGIES, LLCContractor$11.3B
CHANTILLY, VA · NGEEG7KP11V4
- RAYTHEON COMPANYContractor$10.5B
TEWKSBURY, MA · LWF3QUSCDNG1
- The Charles Stark Draper Laboratory, Inc.Contractor$8.6B
CAMBRIDGE, MA · GTJHZE4M7YK1
- NORTHROP GRUMMAN SYSTEMS CORPORATIONContractor$8.1B
LINTHICUM HEIGHTS, MD · GUVUU89P78Q3
- RAYTHEON COMPANYContractor$7.5B
EL SEGUNDO, CA · QF4VA87ST9F7
- CACI NSS, LLCContractor$6.8B
RESTON, VA · GS59ABNVD6N7
- LOCKHEED MARTIN CORPContractor$6.2B
KING OF PRUSSIA, PA · KFN4YJH98D51
- RAYTHEON COMPANYContractor$6.2B
STERLING, VA · Y5ZZFR2AQC63
- ICF INCORPORATED, L.L.C.Contractor$6.1B
RESTON, VA · QHBLBNKKV4U3
- GENERAL DYNAMICS MISSION SYSTEMS, INC.Contractor$5.8B
SCOTTSDALE, AZ · MWDRZJ2ZVPV7
- SCIENTIFIC RESEARCH CORPORATIONContractor$5.6B
ATLANTA, GA · FAK7LNGRNAN5
- PAE APPLIED TECHNOLOGIES LLCContractor$5.3B
CHANTILLY, VA · K55GHE7FCEF5
- GENERAL DYNAMICS MISSION SYSTEMS, INC.Contractor$4.6B
PITTSFIELD, MA · LKMMNBMPUNH7
- Applied Research Associates, Inc.Contractor$4.5B
ALBUQUERQUE, NM · LTMGBJ76B9D8
- DCS CORPORATIONContractor$4.4B
ALEXANDRIA, VA · FJS8P9C6B368
- NOBLIS, INC.Contractor$3.9B
RESTON, VA · NPJ9GV7K4CL1
- NORTHROP GRUMMAN SYSTEMS CORPORATIONContractor$3.5B
RIVERDALE, UT · G7LEFNAN9J74
- TRAX INTERNATIONAL CORPORATIONContractor$3.3B
LAS VEGAS, NV · XDC4K4U6LDK6
- HII FLEET SUPPORT GROUP LLCContractor$3.1B
VIRGINIA BEACH, VA · VGCPT3NSM831
- NORTHROP GRUMMAN SYSTEMS CORPORATIONContractor$3.1B
SUNNYVALE, CA · LCV2N9FVV739
- JT4 LLCContractor$2.9B
LAS VEGAS, NV · JKCNBX9J66E6
- CREDENCE MANAGEMENT SOLUTIONS LIMITED LIABILITY COMPANYContractor$2.8B
MCLEAN, VA · FZNCSKF4X6D9
- AMERESCO INCContractor$2.6B
FRAMINGHAM, MA · DKL8RJPGE4R3
- RANGE GENERATION NEXT LLCContractor$2.4B
STERLING, VA · E6J8JNNJ6AA5
- MAG DS CORPContractor$2.4B
TINTON FALLS, NJ · YJCQHLKKG3W5
- TCOM, L.P.Contractor$2.3B
COLUMBIA, MD · HEZDP5MN11A3
- AXIENT LLCContractor$2.1B
ARLINGTON, VA · MHJ2S6K2LKP5
- PERATON TECHNOLOGY SERVICES INC.Contractor$2B
CHANTILLY, VA · CJ38H41QMGA1
- GENERAL DYNAMICS MISSION SYSTEMS, INC.Contractor$2B
CHANTILLY, VA · LDUJLC79HNK5
- Gryphon Technologies, L.C.Contractor$1.9B
WASHINGTON, DC · ZNDDLJMNCJA7
- READINESS MANAGEMENT SUPPORT LCContractor$1.9B
PANAMA CITY BEACH, FL · LDCNMEBNGMG4
- SIEMENS GOVERNMENT TECHNOLOGIES INCContractor$1.9B
ARLINGTON, VA · R2VGJTEMCNL5
- L3HARRIS INTERSTATE ELECTRONICS CORPORATIONContractor$1.7B
YORBA LINDA, CA · JYAPS9B2MKE9
- RELIANCE TEST & TECHNOLOGY, LLCContractor$1.7B
CRESTVIEW, FL · LFMMBZEMM2X3
- CONCURRENT TECHNOLOGIES CORPContractor$1.7B
JOHNSTOWN, PA · KNW6WWRKELJ3
- TYTO GOVERNMENT SOLUTIONS INCContractor$1.7B
RESTON, VA · XJ4CPJNZGG97
- L3HARRIS TECHNOLOGIES, INC.Contractor$1.6B
FORT WAYNE, IN · TZ67YHER84V7
- LMI CONSULTING, LLCContractor$1.6B
TYSONS CORNER, VA · QVEKLLJUGHJ7
- AVANTUS FEDERAL LLCContractor$1.5B
LORTON, VA · XLL3UPBT4MW6
- MIRACLE SYSTEMS LLCContractor$1.5B
VIENNA, VA · FNKXRJDWJAD1
- SEACORP, LLCContractor$1.3B
MIDDLETOWN, RI · DMPKMH1MFSQ1
- InuTeq, LLCContractor$1.3B
BELTSVILLE, MD · NBEWZB8LQ8Z5
- PRECISE SYSTEMS, INC.Contractor$1.2B
LEXINGTON PARK, MD · E4ZQM4DEJZB5
- ADVANCED MANAGEMENT TECHNOLOGY, INC.Contractor$1.2B
ARLINGTON, VA · DTPTGJLL2SX5
- OBXTEK INCContractor$1.2B
MC LEAN, VA · SFBZYVFXLK13
Sources: SAM.gov entity registrations (monthly public extract) and USAspending.gov award records. Award totals reflect observed prime awards, not company revenue.