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Federal Contractor Ranking

Top 50 Federal Contractors in Connecticut

The 50 largest federal contractors headquartered in Connecticut by total obligated dollars (FY2016–FY2026), based on recipient state address from USAspending.gov.

𝕏in
50
Contractors Ranked
$211B
Combined Obligated
Contractors headquartered in Connecticut
Cohort
RankContractorTotal Obligated
🥇
Electric Boat Corporation

UEI E7BEKJ4V9528

$94B
🥈
Rtx Corporation

UEI QN1BCFY7JDJ5

$58B
🥉
Sikorsky Aircraft Corporation

UEI UTJWTSLMFNG4

$45B
#4
Hamilton Sundstrand Corporation

UEI JC42EBJ5NFJ1

$2.0B
#5
Gartner, INC.

UEI CFALLJBGZ697

$1.1B
#6
The Lane Construction Corporation

UEI R1BYK4E3LAX7

$705M
#7
Regan Technologies Corp

UEI PJ2BS3KYWKS5

$675M
#8
Plowshare Group, INC

UEI TBJ3THVUK3H8

$653M
#9
Cw Resources, INC.

UEI WFN1L9K1LAL5

$545M
#10
Sonalysts INC

UEI WYFZJPX5J537

$541M
#11
Mclaughlin Research Corporation

UEI CGBMKJF19GJ1

$504M
#12
Rite-solutions, INC.

UEI VGCPMJFD1NN5

$476M
#13
Applied Physical Sciences Corp

UEI R494GGV1AEM8

$433M
#14
Ethan Allen Retail, INC.

UEI NGSMBHUNRTA7

$389M
#15
Ensign-bickford Aerospace & Defense Company

UEI JU3GGVGN9ML8

$327M
#16
Emprise Corporation

UEI KHKJZZMK1BD9

$302M
#17
Pitney Bowes INC.

UEI CHTAKEYGS386

$296M
#18
Colt's Manufacturing Company, LLC

UEI CEL7HWNM9VJ5

$259M
#19
Triumph Engine Control Systems LLC

UEI N188YZJK1LL1

$242M
#20
Ipsos Public Affairs, LLC

UEI G3HKA2SVBNK7

$224M
#21
The Nutmeg Companies, INC.

UEI LCJ3FY3T4J43

$223M
#22
Pcx Aerostructures, LLC

UEI KGUJF135PFY8

$220M
#23
Yale New Haven Health Services Corporation

UEI SE36S7J6DZL1

$219M
#24
Cabrera Services INC

UEI S5C9ZB4RF3A3

$204M
#25
Danbury Mission Technologies, LLC

UEI ZXVZMXQM8DD9

$191M
#26
Eri Services, INC.

UEI NJ8DHCK185A5

$187M
#27
Apiject Systems America, INC.

UEI G9VQESMM8525

$181M
#28
Moran Towing Corporation

UEI KTKUW3L4GEF6

$181M
#29
The Hartford Provision Company

UEI QT2NRCXEU2D3

$180M
#30
Ameritech Contracting LLC

UEI CADSMUE9J2M4

$167M
#31
Treadwell Corporation (delaware)

UEI UDTCLN3WJA87

$163M
#32
Goodrich Corporation

UEI F9PCHLUKLRE5

$142M
#33
Blue Star Nbr LLC

UEI GNGWYF8KEDM9

$123M
#34
Linde INC.

UEI M7MKJAE99XA2

$119M
#35
Lifecare, INC

UEI JNKQFMHL15F3

$117M
#36
Murray Benjamin Electric Company LLC

UEI E5NZAXG4MNB7

$113M
#37
Pcx Aerosystems-manchester, LLC

UEI QGASDYK1ZH51

$109M
#38
Louis Dreyfus Company Grains Merchandising LLC

UEI DAQKQAKJL7W3

$106M
#39
Connecticut Container Corp.

UEI K4G8FRM8JKK6

$104M
#40
United Rentals, INC.

UEI DZ4JXAPAU222

$95M
#41
General Dynamics Information Technology, INC.

UEI YLWNUW64U1N1

$86M
#42
Yale Univ

UEI FL6GV84CKN57

$85M
#43
Revvity Health Sciences, INC.

UEI G2TETZJTELL4

$82M
#44
Hamilton Sundstrand Space Systems International, INC

UEI ELGCK76CQE17

$78M
#45
Merlin Petroleum CO INC

UEI MQWREBJJLS68

$75M
#46
Morganti Group, INC. The

UEI QN92DFJKLFP2

$71M
#47
Rotair Aerospace Corp

UEI XCGAMADGHC81

$70M
#48
Overhaul Support Services, LLC

UEI KLK7XZ6GTYA3

$67M
#49
Amerifield Jv LLC

UEI GE9DSYSLG775

$65M
#50
Sikorsky Support Services INC

UEI DGMPAHA84UF3

$65M

Source: USAspending.gov, FY2016–FY2026. Mindy aggregates by contractor legal name and rolls up parent + subsidiary UEI relationships. Click any row to view full contracting profile.

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