| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2024 |
Mental Health & Addiction Serv |
Mental Health Connecticut Inc |
$13,604,708.64 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
City Of Bristol |
$13,603,324.93 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Harc Inc |
$13,600,632.84 |
Connecticut State Checkbook |
| 2022 |
Ccc - Three Rivers |
Community College System Office |
$13,597,642.42 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of New Milford |
$13,592,871.31 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Norwalk Transit District |
$13,586,419.43 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Amistad Academy |
$13,574,286.07 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
Sysco Connecticut Llc |
$13,572,811.72 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
New Flyer Of America Inc |
$13,566,815.16 |
Connecticut State Checkbook |
| 2017 |
Department Of Correction |
Sysco Connecticut Llc |
$13,566,340.06 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
Advanced Behaviorial Health Inc |
$13,559,691.91 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Bethel |
$13,558,397.18 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Waterbury Town Treasurer |
$13,552,121.31 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Tolland Town Treasurer |
$13,541,156.98 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Colchester Town Treasurer |
$13,540,952.46 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
Continuum Of Care Inc |
$13,513,681.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Children And Families |
Dept Of Administrative Services |
$13,508,286.97 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Ability Beyond Disability Inc |
$13,506,105.89 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Am Rizzo Electrical Contractors Inc |
$13,501,038.13 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Achievement First Bridgeport Academy Inc |
$13,497,433.97 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Watertown |
$13,493,129.25 |
Connecticut State Checkbook |
| 2023 |
Judicial Branch |
Probate Court Administraton |
$13,492,242.00 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
The Caring Comm Of Conn Inc |
$13,487,291.52 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Transitamerica Services Inc- Alternate Concepts Inc A Joint Venture |
$13,460,018.09 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Horizons Programs Inc |
$13,447,609.45 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Greater New Haven Transit District |
$13,438,010.04 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Correction |
Cell Staff Llc |
$13,435,820.84 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Norwalk Transit District |
$13,431,615.53 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Achievement First Hartford Academy Inc |
$13,429,808.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Achievement First Bridgeport Academy Inc |
$13,427,102.65 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Hammonasset Construction Llc |
$13,425,057.30 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
New Britain City Treasurer |
$13,422,099.42 |
Connecticut State Checkbook |
| 2025 |
Judicial Branch |
Probate Court Administraton |
$13,414,242.00 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Sarah Tuxis Residential Services Inc |
$13,412,660.49 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Morganti Group Inc |
$13,411,718.10 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Labor |
The Workplace Inc |
$13,408,621.49 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Dept Of Public Safety |
$13,406,671.84 |
Connecticut State Checkbook |
| 2021 |
Ccc - Naugatuck Valley |
Community College System Office |
$13,400,000.00 |
Connecticut State Checkbook |
| 2016 |
University Of Connecticut |
Connecticut Natural Gas Corp |
$13,395,465.36 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Achievement First Hartford Academy Inc |
$13,386,003.00 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Farmington Town Treasurer |
$13,375,034.00 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
Mental Health Connecticut Inc |
$13,372,071.54 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Aecom Technical Service Inc |
$13,359,298.21 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
New Britain City Treasurer |
$13,358,276.90 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Stratford Town Treasurer |
$13,330,389.39 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Continuum Of Care Inc |
$13,322,315.61 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Norwalk Transit District |
$13,318,131.22 |
Connecticut State Checkbook |
| 2023 |
Office Of Early Childhood |
City Of Bridgeport |
$13,313,156.28 |
Connecticut State Checkbook |
| 2021 |
Ccc - Gateway |
Community College System Office |
$13,310,578.99 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Bhcare Inc |
$13,310,275.35 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Bethel |
$13,310,213.89 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Capital Prep Harbor School Inc |
$13,297,313.85 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Cheshire |
$13,285,397.61 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Social Services |
Infosys Public Services Inc |
$13,281,273.90 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Clough Harbour & Associates Llp |
$13,275,479.27 |
Connecticut State Checkbook |
| 2017 |
Capital Region Dev Authority |
Capital Region Development Authority |
$13,275,000.00 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Goodwin University Educational Services Inc |
$13,273,204.03 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
City Of Norwich |
$13,272,566.21 |
Connecticut State Checkbook |
| 2021 |
State Comptroller's Office |
Griffin Hospital |
$13,267,778.00 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
St Vincent's Special Needs Center Inc |
$13,248,464.18 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Mansfield Town Treasurer |
$13,246,984.81 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Region District 12 Treasurer |
$13,234,628.03 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Bhcare Inc |
$13,230,904.43 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Town Of Groton |
$13,226,885.06 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
City Of Hartford |
$13,224,892.49 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Griswold |
$13,220,385.96 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Plainville |
$13,214,080.98 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Xerox Government Systems Llc |
$13,199,316.70 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Montville |
$13,189,767.90 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
City Of Derby |
$13,147,643.42 |
Connecticut State Checkbook |
| 2025 |
Office Of Early Childhood |
City Of New Haven |
$13,136,470.54 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Mansfield Town Treasurer |
$13,134,369.83 |
Connecticut State Checkbook |
| 2025 |
Mental Health & Addiction Serv |
United Services Inc |
$13,130,958.60 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Public Health |
Pfizer Inc |
$13,120,782.00 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Tolland Town Treasurer |
$13,120,673.06 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Ledyard |
$13,120,576.63 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Journey Found Inc |
$13,110,502.40 |
Connecticut State Checkbook |
| 2016 |
Department Of Mental Heath And Addiction Services |
Dept Of Administrative Services |
$13,108,714.72 |
Connecticut State Checkbook |
| 2020 |
Ccc - Housatonic |
Community College System Office |
$13,096,153.00 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Town Of New London |
$13,092,041.77 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Ccarc Inc |
$13,090,551.17 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Public Health |
Metropolitan District |
$13,082,320.68 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Mansfield Town Treasurer |
$13,079,738.04 |
Connecticut State Checkbook |
| 2016 |
Department Of Mental Heath And Addiction Services |
Advanced Behavorial Health Inc |
$13,078,781.98 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
The Quaker Corporation |
$13,078,470.31 |
Connecticut State Checkbook |
| 2019 |
Ccc - Gateway |
Community College System Office |
$13,074,050.70 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Ability Beyond Disability Inc |
$13,063,910.11 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Shelton |
$13,055,172.95 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Labor |
The Workplace Inc |
$13,047,425.57 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Dungarvin Connecticut Llc |
$13,040,736.85 |
Connecticut State Checkbook |
| 2020 |
Dept Of Energy & Environ Prot. |
Meriden Town Treasurer |
$13,021,725.41 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Putnam Town Treasurer |
$13,017,181.73 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Area Cooperative Educational Services |
$13,011,190.04 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
United Services Inc |
$13,008,610.32 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Norwalk Town Treasurer |
$13,000,960.48 |
Connecticut State Checkbook |
| 2017 |
Department Of Economic & Community Development |
Aqr Capital Management Llc |
$13,000,000.00 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Journey Found Inc |
$12,996,654.72 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Town Of New London |
$12,983,312.69 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Plymouth Town Treasurer |
$12,982,902.46 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Pds Eng & Constr |
$12,977,258.79 |
Connecticut State Checkbook |