| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2022 |
Office Of Health Strategy |
Health Information Alliance Inc |
$11,038,512.06 |
Connecticut State Checkbook |
| 2016 |
University Of Connecticut |
State Of Ct Ofc Of Treasurer |
$11,032,947.56 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Hntb Corporation |
$11,030,268.69 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Correction |
Jack Rubenstein Ct Llc |
$11,029,285.00 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Winchester Town Treasurer |
$11,027,372.88 |
Connecticut State Checkbook |
| 2016 |
Department Of Mental Heath And Addiction Services |
Center For Human Development Inc |
$11,015,759.00 |
Connecticut State Checkbook |
| 2017 |
Uconn Health Center |
Cl & P |
$11,014,704.02 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Nosal Builders Inc |
$11,008,995.47 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Public Health |
Glaxosmithkline |
$11,001,899.18 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Enfield |
$11,000,855.07 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
North Branford Town Treasurer |
$10,992,547.55 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Children And Families |
Covendis |
$10,991,312.51 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Winchester Town Treasurer |
$10,987,111.54 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Carahsoft Technology Corporation |
$10,985,337.65 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
Ices Inc |
$10,983,774.98 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Stratford Town Treasurer |
$10,980,717.85 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Greater New Haven Transit Dist |
$10,976,085.44 |
Connecticut State Checkbook |
| 2021 |
Econ. & Community Development |
Electric Boat/General Dynamics |
$10,968,057.00 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Elm City College |
$10,966,547.18 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
Advanced Behaviorial Health Inc |
$10,965,207.79 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Journey Found Inc |
$10,964,962.67 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Gm2 Associates Inc |
$10,963,784.94 |
Connecticut State Checkbook |
| 2025 |
State Comptroller's Office |
Law Office Of Kenneth Rosenthal |
$10,961,528.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
Tvcca Inc |
$10,960,688.19 |
Connecticut State Checkbook |
| 2021 |
Office Of Early Childhood |
United Way Of Connecticut Inc |
$10,958,366.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
New Opportunities Inc |
$10,943,588.68 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Star Inc Lighting The Way |
$10,929,974.27 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Dungarvin Connecticut Llc |
$10,922,439.06 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Cardinal Health 110 Llc |
$10,921,012.89 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Social Services |
Abcd Inc |
$10,916,022.86 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Aetna Bridge Company |
$10,911,342.40 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Winchester Town Treasurer |
$10,907,935.69 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Griswold |
$10,894,768.16 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
Arc Of Meriden - Wallingford Inc |
$10,884,736.65 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Ccarc Inc |
$10,884,082.02 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
A I Engineers Inc |
$10,883,131.23 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Advanced Behaviorial Health Inc |
$10,877,667.00 |
Connecticut State Checkbook |
| 2020 |
Office Of Early Childhood |
Waterbury Town Treasurer |
$10,872,799.70 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Guerrera Construction Company Inc |
$10,872,691.12 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Mental Health Connecticut Inc |
$10,872,607.76 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
New Britain City Treasurer |
$10,867,303.31 |
Connecticut State Checkbook |
| 2016 |
Department Of Public Health |
Pfizer Inc |
$10,862,390.00 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Winchester Town Treasurer |
$10,854,444.95 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Mansfield Town Treasurer |
$10,852,295.23 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Revenue Services |
Fast Enterprises Llc |
$10,850,000.00 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
Allied Community Resources Inc |
$10,849,607.00 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Capital Region Development Authority |
$10,845,022.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Seymour Town Treasurer |
$10,841,471.20 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Labor |
Eastern Connecticut Workforce Investment Board Inc |
$10,834,199.28 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Dungarvin Connecticut Llc |
$10,826,620.76 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
United Ag & Turf |
$10,820,420.60 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Harc Inc |
$10,818,797.54 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Winchester Town Treasurer |
$10,815,742.67 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
Tvcca Inc |
$10,795,355.34 |
Connecticut State Checkbook |
| 2017 |
Department Of Public Safety |
Dept Of Administrative Services |
$10,789,747.23 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Advanced Behaviorial Health Inc |
$10,787,191.32 |
Connecticut State Checkbook |
| 2017 |
Department Of Public Health |
Pfizer Inc |
$10,785,736.30 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Michael Baker International Inc |
$10,776,008.27 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
The University Of Connecticut Foundation |
$10,770,081.75 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Capital Prep Harbor School Inc |
$10,764,190.39 |
Connecticut State Checkbook |
| 2016 |
Department Of Children And Families |
Community Health Resources Inc |
$10,758,945.00 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
City Of Stamford |
$10,757,591.85 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
Town Of New London |
$10,750,436.87 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Newtown Town Treasurer |
$10,749,332.75 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
Town Of Middletown |
$10,743,141.66 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Human Resources Agency Of New Britain Inc |
$10,742,909.58 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Morganti Group Inc |
$10,740,460.14 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Resources For Human Development Inc |
$10,737,463.74 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Wsp Usa Solutions Inc |
$10,735,928.76 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Putnam Town Treasurer |
$10,727,263.39 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
City Of Danbury |
$10,725,502.23 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Manchester |
$10,723,390.23 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Putnam Town Treasurer |
$10,723,360.56 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Clasp Homes Inc |
$10,719,521.72 |
Connecticut State Checkbook |
| 2021 |
Ct Housing & Fin. Authority |
Connecticut Housing Finance Authority |
$10,714,921.32 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
New Fairfield Town Treasurer |
$10,704,229.00 |
Connecticut State Checkbook |
| 2016 |
Department Of Mental Heath And Addiction Services |
The Connection Inc |
$10,692,845.36 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Cheshire |
$10,690,756.86 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Windham |
$10,690,013.32 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Dental Benefit Management Inc |
$10,688,389.23 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Greater New Haven Transit District |
$10,674,226.11 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Ccarc Inc |
$10,666,503.78 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Wallingford Treasurer Office |
$10,661,250.81 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Abilis Inc |
$10,658,426.75 |
Connecticut State Checkbook |
| 2016 |
Department Of Social Services |
Abcd Inc |
$10,657,092.68 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Goodwin College Inc |
$10,656,846.00 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Berlin |
$10,652,882.52 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Mcnamee Construction Corp |
$10,634,861.01 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Greater New Haven Transit Dist |
$10,634,049.79 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Corporation For Public Management |
$10,631,291.04 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Clasp Homes Inc |
$10,622,675.90 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
Connecticut Bar Foundation Inc |
$10,620,953.00 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Town Of Glastonbury Town Treas/Dir Of Admin Serv |
$10,620,359.35 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Mansfield Town Treasurer |
$10,617,111.34 |
Connecticut State Checkbook |
| 2024 |
Department Of Housing |
Advancing Connecticut Together Inc |
$10,611,920.79 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Aspire Living & Learning Inc |
$10,604,026.59 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
Mental Health Connecticut Inc |
$10,595,089.67 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Shelton |
$10,594,921.65 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Public Health |
Connecticut Childrens Medical Center |
$10,594,779.07 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Horizons Programs Inc |
$10,594,197.76 |
Connecticut State Checkbook |