| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2023 |
Dept. Of Children And Families |
The Child And Family Guidance Center Inc |
$8,734,169.00 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Alternative Services Connecticut Inc |
$8,734,030.20 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Brooklyn |
$8,733,159.10 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Ibm Corporation |
$8,732,320.32 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Connecticut Coalition Against Domestic Violence |
$8,731,670.93 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Brooklyn |
$8,723,573.43 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Benhaven Inc |
$8,721,859.45 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Town Of Greenwich |
$8,720,820.00 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
Healthtech Solutions Llc |
$8,720,076.50 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Torrington Town Treasurer |
$8,714,736.04 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Town Of Ledyard |
$8,711,042.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
State Dept Of Education |
$8,710,366.16 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of Windsor Locks |
$8,710,197.14 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Sound Community Services Inc |
$8,707,026.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
St Vincents Special Needs Center Inc |
$8,705,876.56 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of South Windsor |
$8,703,799.64 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of East Lyme |
$8,699,993.42 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Torrington Town Treasurer |
$8,697,755.59 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
State Dept Of Education |
$8,695,970.49 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
Sound Community Services Inc |
$8,695,037.00 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Ibm Corporation |
$8,694,379.63 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Transystems Corporation Of Connecticut |
$8,692,039.37 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Vanasse Hangen Brustlin Inc |
$8,689,591.10 |
Connecticut State Checkbook |
| 2017 |
Judicial Department |
Community Partners In Action Inc |
$8,687,772.00 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Suffield Town Treasurer |
$8,681,978.97 |
Connecticut State Checkbook |
| 2022 |
Ccc - Asnuntuck |
Community College System Office |
$8,681,179.11 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Resources For Human Development Inc |
$8,679,078.48 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Guerrera Construction Company Inc |
$8,677,746.02 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Correction |
Hpc Foodservice |
$8,672,574.80 |
Connecticut State Checkbook |
| 2017 |
Department Of Mental Heath And Addiction Services |
Gilead Community Services Inc |
$8,671,948.00 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Galasso Materials Llc |
$8,671,193.42 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Cw Resources Inc |
$8,665,614.74 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Connecticut Junior Republic Association Inc |
$8,659,259.59 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Cromwell |
$8,658,607.84 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Elm City College |
$8,654,043.70 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Snet Frontier Communications Of Connecticut |
$8,651,574.37 |
Connecticut State Checkbook |
| 2020 |
Ccc - Three Rivers |
Community College System Office |
$8,649,238.52 |
Connecticut State Checkbook |
| 2018 |
Department Of Labor |
Workforce Alliance Inc |
$8,649,232.98 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Granby |
$8,649,038.55 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Bristol Adult Resource Center Inc |
$8,647,370.29 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Connecticut Bar Foundation Inc |
$8,645,938.66 |
Connecticut State Checkbook |
| 2018 |
Judicial Department |
Connecticut Junior Republic Association Inc |
$8,638,713.00 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Eastconn |
$8,637,245.73 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Transystems Corporation Of Connecticut |
$8,634,973.71 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Cw Resources Inc |
$8,634,261.97 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Fairfield |
$8,633,345.51 |
Connecticut State Checkbook |
| 2020 |
State Comptroller's Office |
Silver Golub & Teitell Llp |
$8,633,066.68 |
Connecticut State Checkbook |
| 2017 |
Board Of Regents |
Connecticut State University System Office |
$8,623,971.11 |
Connecticut State Checkbook |
| 2025 |
Aging And Disability Services |
Western Ct Area Agcy On Aging |
$8,620,306.55 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Norwalk Town Treasurer |
$8,616,252.01 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Jumoke Academy |
$8,614,582.00 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Hart United Inc |
$8,613,662.29 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of Branford |
$8,608,350.31 |
Connecticut State Checkbook |
| 2022 |
Ct Airport Authority (Ops) |
Connecticut Airport Authority |
$8,602,585.45 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Gilead Community Services Inc |
$8,598,053.00 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Judicial Department |
$8,595,845.44 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Jumoke Academy |
$8,592,283.00 |
Connecticut State Checkbook |
| 2021 |
Judicial Branch |
Connecticut Coalition Against Domestic Violence |
$8,591,603.50 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Newington Town Treasurer |
$8,581,011.32 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
The Connection Inc |
$8,575,210.50 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Constitution State Services Llc |
$8,554,793.32 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Pds Eng & Constr |
$8,551,974.18 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Lockheed Martin Corporation |
$8,550,077.00 |
Connecticut State Checkbook |
| 2019 |
Judicial Branch |
Fusco Management Co Llc |
$8,549,072.84 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
St Vincent's Special Needs Center Inc |
$8,548,828.80 |
Connecticut State Checkbook |
| 2017 |
Department Of Economic & Community Development |
Connecticut Center For Advanced Technology Inc |
$8,547,971.06 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Sarah Tuxis Residential Services Inc |
$8,547,772.86 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
The Connection Inc |
$8,547,462.00 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
The Connection Inc |
$8,538,052.00 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Tasca Ford |
$8,534,507.88 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Monroe Town Treasurer |
$8,531,309.20 |
Connecticut State Checkbook |
| 2018 |
Department Of Correction |
Eversource Cl&P |
$8,529,951.24 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Brooklyn |
$8,526,101.50 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Glastonbury |
$8,524,519.06 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Dungarvin Connecticut Llc |
$8,522,369.86 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Ibm Corporation |
$8,522,275.38 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Burlington Construction Co Inc |
$8,518,117.39 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Meriden Town Treasurer |
$8,511,947.54 |
Connecticut State Checkbook |
| 2020 |
Dept Of Energy & Environ Prot. |
Town Of Middletown |
$8,507,538.22 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Children And Families |
Advanced Behaviorial Health Inc |
$8,504,682.14 |
Connecticut State Checkbook |
| 2017 |
Department Of Economic & Community Development |
Sca Pharmaceuticals Llc |
$8,500,000.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
North Branford Town Treasurer |
$8,498,739.44 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
City Of Danbury |
$8,498,684.37 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Institute Of Professional Practice |
$8,498,028.81 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Sarah Tuxis Residential Serv |
$8,497,942.23 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Children And Families |
Clifford W Beers Guidance Clinic Inc |
$8,496,169.00 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of East Hampton Town Treasurer |
$8,493,863.74 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of New London |
$8,492,233.00 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Correction |
Community Solutions Inc |
$8,488,170.50 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Suffield Town Treasurer |
$8,485,946.11 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
State Education Resource Center |
$8,485,580.90 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Resources For Human Development Inc |
$8,485,249.35 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Dattco Inc |
$8,484,956.85 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Jumoke Academy |
$8,483,424.92 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Children And Families |
United Community & Family Services Inc |
$8,481,579.00 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Branford |
$8,478,158.09 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Adelbrook Community Services Inc |
$8,474,955.36 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Ibm Corporation |
$8,467,821.56 |
Connecticut State Checkbook |
| 2018 |
Department Of Mental Heath And Addiction Services |
Sound Community Services Inc |
$8,453,739.55 |
Connecticut State Checkbook |
| 2022 |
Department Of Housing |
Advancing Connecticut Together Inc |
$8,453,615.00 |
Connecticut State Checkbook |