| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2019 |
Dept Of Emrg Svc & Public Prot |
East River Energy Inc |
$2,673,291.15 |
Connecticut State Checkbook |
| 2023 |
Office Of Early Childhood |
Odonnell Company |
$2,672,691.32 |
Connecticut State Checkbook |
| 2018 |
Department Of Housing |
Sf2 Owner Llc |
$2,671,573.59 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of Branford |
$2,671,085.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Scan Optics Llc |
$2,669,557.88 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
The United Illuminating Company |
$2,667,569.09 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
Ponemah Riverbank Unit A North Llc |
$2,667,054.76 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Capitol Region Council Of Governments |
$2,664,706.33 |
Connecticut State Checkbook |
| 2024 |
Dept Of Energy & Environ Prot. |
Icast International Center For Appropriate And Sustainable Technology |
$2,664,645.23 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Bethany Town Treasurer |
$2,663,861.34 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Boys & Girls Village Inc |
$2,663,768.00 |
Connecticut State Checkbook |
| 2019 |
Department Of Housing |
Spruce Meadows Llc |
$2,663,261.87 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
City Of Norwich |
$2,662,763.23 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Arcadis |
$2,662,629.51 |
Connecticut State Checkbook |
| 2022 |
Office Of Early Childhood |
The Village For Families & Children Inc |
$2,662,462.00 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
The Village For Families & Children Inc |
$2,662,378.43 |
Connecticut State Checkbook |
| 2025 |
Judicial Branch |
On-Line Systems Inc |
$2,662,261.52 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Town Of Hamden |
$2,661,034.15 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Social Services |
Conduent State & Local Solutions Inc |
$2,659,095.57 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Connecticare Insurance Company Inc |
$2,656,805.09 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Lockwood Mathews Mansion Museum Of Norwalk Inc |
$2,656,624.00 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Town Of Greenwich |
$2,656,516.00 |
Connecticut State Checkbook |
| 2019 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,656,489.62 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Owens Renz & Lee Co Inc |
$2,656,420.86 |
Connecticut State Checkbook |
| 2018 |
Board Of Regents |
Blackboard Inc |
$2,656,341.33 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of Berlin |
$2,656,037.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Alternatives Inc |
$2,654,855.49 |
Connecticut State Checkbook |
| 2019 |
Judicial Branch |
Connecticut Renaissance Inc |
$2,654,453.87 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Veterans' Affairs |
Dept Of Administrative Services |
$2,654,447.63 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Greenman Pedersen Inc |
$2,653,741.73 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
My People Clinical Services Llc |
$2,653,526.00 |
Connecticut State Checkbook |
| 2025 |
Military Dept. |
Eversource Cl&P |
$2,653,390.85 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Easterseals Capital Region & Eastern Connecticut Inc |
$2,652,377.86 |
Connecticut State Checkbook |
| 2019 |
Office Of The State Treasurer |
Dimensional Fund Advisors Lp |
$2,652,108.58 |
Connecticut State Checkbook |
| 2017 |
Department Of Housing |
Caleb Waterbury Limited Partnership |
$2,651,200.00 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Orange Town Treasurer |
$2,650,597.01 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Paramount Construction Llc |
$2,650,535.22 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Putnam Town Treasurer |
$2,648,585.48 |
Connecticut State Checkbook |
| 2021 |
Dept Of Energy & Environ Prot. |
City Of Bridgeport |
$2,648,046.68 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
Connecticut Childrens Medical Center |
$2,647,081.43 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,646,943.56 |
Connecticut State Checkbook |
| 2018 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,646,858.56 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Columbia |
$2,646,500.00 |
Connecticut State Checkbook |
| 2020 |
Judicial Branch |
The Village For Families & Children Inc |
$2,646,322.12 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Clinton |
$2,645,412.99 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
City Of Danbury |
$2,645,313.63 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Children And Families |
Connecticut Junior Republic Association Inc |
$2,645,264.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
Eversource Energy Yankee Gas Services |
$2,644,912.29 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Children And Families |
Family Centered Services Of Ct Inc |
$2,644,577.00 |
Connecticut State Checkbook |
| 2020 |
Office Of Policy & Management |
Town Of Somers Town Treasurer |
$2,644,561.34 |
Connecticut State Checkbook |
| 2023 |
State Comptroller's Office |
Silver Golub & Teitell Llp |
$2,644,479.36 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Sentinel Offender Services Llc |
$2,644,470.55 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Voluntown |
$2,640,698.15 |
Connecticut State Checkbook |
| 2018 |
Connecticut Airport Authority |
Tilcon Connecticut Inc |
$2,640,156.86 |
Connecticut State Checkbook |
| 2020 |
Dept Of Emrg Svc & Public Prot |
Dept Of Transportation |
$2,640,070.30 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Robert's Chrysler Inc |
$2,637,765.00 |
Connecticut State Checkbook |
| 2023 |
Judicial Branch |
New York Correct Care Solutions Medical Services Pc |
$2,637,110.21 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
City Of Groton |
$2,636,985.79 |
Connecticut State Checkbook |
| 2017 |
University Of Connecticut |
Interstate Management Company Llc |
$2,636,258.77 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Public Health |
Waterbury Town Treasurer |
$2,636,009.45 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of Darien |
$2,635,390.00 |
Connecticut State Checkbook |
| 2020 |
Ccc - Asnuntuck |
Community College System Office |
$2,634,885.00 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Norwalk Town Treasurer |
$2,633,819.99 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Oxford Town Treasurer |
$2,633,708.54 |
Connecticut State Checkbook |
| 2019 |
State Comptroller's Office |
Law Offices Of David C Shaw Llc |
$2,633,488.28 |
Connecticut State Checkbook |
| 2024 |
Department Of Housing |
Dept Of Children And Families |
$2,631,328.25 |
Connecticut State Checkbook |
| 2025 |
Dept Of Emrg Svc & Public Prot |
Quinebaug Valley Emergency Communications Inc |
$2,631,275.33 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Brass City Charter School Inc |
$2,630,315.47 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Town Of Ellington |
$2,629,892.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Eversource Energy Yankee Gas Services |
$2,629,056.43 |
Connecticut State Checkbook |
| 2019 |
Department Of Housing |
Aids Connecticut Inc |
$2,628,756.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Mental Heath And Addiction Services |
Hartford Hospital |
$2,628,427.57 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Fuss & O'neill Inc |
$2,628,357.30 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
Capitol Region Education Council |
$2,628,260.55 |
Connecticut State Checkbook |
| 2024 |
Econ. & Community Development |
Town Of Windsor Locks |
$2,628,205.00 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Auctor Corporation |
$2,628,038.27 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Brookfield |
$2,627,439.67 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
University Of Connecticut |
$2,626,709.64 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
New Haven Parking Authority |
$2,626,234.00 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Connecticut Renaissance Inc |
$2,625,533.99 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Correction |
Modern Plastic |
$2,625,000.00 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Town Of Simsbury |
$2,622,523.00 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Tasca Ford |
$2,621,054.65 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
Sarah Inc |
$2,619,936.97 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Public Health |
Child And Family Agency Of Southeastern Connecticut Inc |
$2,619,787.36 |
Connecticut State Checkbook |
| 2022 |
Office Of Early Childhood |
Skylight Inc |
$2,619,688.02 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Jp Morgan Chase Bank |
$2,619,196.47 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Regional District 10 Treasurer |
$2,618,265.27 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
Newtown Town Treasurer |
$2,617,717.51 |
Connecticut State Checkbook |
| 2020 |
Office Of Early Childhood |
City Of Norwich |
$2,616,697.24 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
Connecticut Renaissance Inc |
$2,616,620.00 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Kahn Tractor & Equipment Inc |
$2,615,880.97 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
Connecticut Housing Finance Authority |
$2,614,767.43 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Stantec Consulting Services Inc |
$2,614,003.67 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
City Of Derby |
$2,610,874.03 |
Connecticut State Checkbook |
| 2024 |
Dept Of Emrg Svc & Public Prot |
Northwest Ct Public Safety Communication Center Inc |
$2,610,250.42 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Town Of New London |
$2,610,193.61 |
Connecticut State Checkbook |
| 2019 |
Office Of Policy & Management |
Town Of Somers Town Treasurer |
$2,610,045.03 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
Connecticut Light And Power Company |
$2,609,988.23 |
Connecticut State Checkbook |
| 2019 |
Dept Of Emrg Svc & Public Prot |
Dept Of Transportation |
$2,609,648.71 |
Connecticut State Checkbook |