Top Federal Contractors in Connecticut FY2021

Federal contractors ranked by place-of-performance obligations in Connecticut during fiscal year 2021.

Quick answer

GARTNER, INC. is the top FY2021 contractor in Connecticut with $42,939,625 in ingested obligations.

Market Snapshot

Ranked contractors33
Top obligations$42,939,625
RankUEIContractorObligationsAwards
1CFALLJBGZ697GARTNER, INC.$42,939,62541
2ELGCK76CQE17HAMILTON SUNDSTRAND SPACE SYSTEMS INTERNATIONAL, INC$30,814,9821
3XELLVRZ1PZP7CONTINUUM OF CARE INC$21,489,5361
4WYFZJPX5J537SONALYSTS INC$15,709,5221
5HJP4JZG1FUL9LOCKHEED MARTIN CORPORATION$11,382,0571
6JNKQFMHL15F3LIFECARE, INC$9,407,2991
7SGE8AKA7TDL9PERFORMANCE EQUITY MANAGEMENT, LLC$4,452,0771
8UTJWTSLMFNG4SIKORSKY AIRCRAFT CORPORATION$3,897,8812
9R2J2V5BZNGY2MENTAL HEALTH & ADDICTION SERVICES CONNE$3,651,9961
10JC42EBJ5NFJ1HAMILTON SUNDSTRAND CORPORATION$3,605,4563
11CHTAKEYGS386PITNEY BOWES INC.$1,517,7982
12LEEMJD9WKDC9EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBC$337,3151
13F96DB327HLW1HALLORAN & SAGE LLP$300,7301
14QN1BCFY7JDJ5RTX CORPORATION$241,6221
15QXG2NV2S3FN7DEROSA RESEARCH & TRADING INC$236,0821
16WHWJBKU5SX73HOLOGIC, INC.$225,0001
17N188YZJK1LL1TRIUMPH ENGINE CONTROL SYSTEMS LLC$219,9841
18MZBLL4D2F6R1ALEXIS AEROSPACE INDUSTRIES LLC$189,3301
19MGAMDQ198AV8VAN ZELM, HEYWOOD & SHADFORD, INC.$153,2771
20CNJNHA4BGXJ8NORTHERN ENGINEERING, INCORPORATED$125,5601
21EEWCY7JJ3XS3NEW ENGLAND LANDSCAPE SERVICES LLC$114,7351
22PJ2BS3KYWKS5REGAN TECHNOLOGIES CORP$93,2963
23K9HJHLAKXE96JOHNSON CONTROLS FIRE PROTECTION LP$89,6541
24GDMRUHM31515SPD INVESTIGATIONS LLC$77,9381
25G7RPMR7GT9P9OTIS ELEVATOR COMPANY$53,1961
26MBSRAWAQ9559PERATON ENTERPRISE SOLUTIONS LLC$48,9121
27E7BEKJ4V9528ELECTRIC BOAT CORPORATION$44,1621
28VK36BNH241M8H. O. PENN MACHINERY COMPANY, INC.$9,3121
29ZMWAL5FSMNG4IBS L.L.C$8,8001
30RLG9MXNCHTR5TEEL, INC.$6,0001
31KNTRKTEX1J94GILMAN CORPORATION THE$5,0001
32PZYWPUGGJMU6ON SITE GAS SYSTEMS INC$1,8301
33JU3GGVGN9ML8ENSIGN-BICKFORD AEROSPACE & DEFENSE COMPANY$5001

Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.