| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2024 |
State Dept Of Education |
Prospect Town Treasurer |
$5,358,322.00 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Bl Companies Connecticut Inc |
$5,357,256.76 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Stv Incorporated |
$5,351,483.75 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Guilford |
$5,349,125.78 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Goodwin University Inc |
$5,346,050.02 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Wheeler Clinic Inc |
$5,344,166.37 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Ridgefield Town Treasurer |
$5,344,036.97 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Interdistrict School For Arts And Communication |
$5,343,716.08 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Ari Of Connecticut Inc |
$5,341,723.39 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Westport Town Controller |
$5,339,856.18 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Ari Of Connecticut Inc |
$5,339,670.73 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
The Arc Of Southington Inc |
$5,339,453.20 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
New England Traffic Solutions |
$5,339,156.12 |
Connecticut State Checkbook |
| 2020 |
Dept Of Energy & Environ Prot. |
Greater New Haven Water Pollution Control Authority |
$5,338,859.77 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Tucker Mechanical Inc |
$5,337,247.24 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Children And Families |
Yale University |
$5,335,560.02 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Mhq Inc |
$5,334,521.07 |
Connecticut State Checkbook |
| 2018 |
Board Of Regents |
Presidio Networked Solutions Group Llc |
$5,332,073.14 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
City Of Norwich |
$5,325,804.81 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
Eversource Energy Yankee Gas Services |
$5,322,789.24 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Cdm Smith Inc |
$5,322,004.72 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
The Vantage Group Inc |
$5,320,987.86 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Portland |
$5,320,510.43 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Children And Families |
Covendis |
$5,317,013.19 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Prospect Town Treasurer |
$5,316,609.00 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
Connecticut Alliance To End Sexual Violence Inc |
$5,313,993.35 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
University Of Connecticut |
$5,312,997.67 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Guilford |
$5,312,374.12 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Branford |
$5,305,282.33 |
Connecticut State Checkbook |
| 2021 |
Judicial Branch |
Community Solutions Inc |
$5,302,119.47 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Town Of West Hartford |
$5,301,050.62 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
G I L Foundation Inc |
$5,300,302.75 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Seymour Town Treasurer |
$5,300,287.00 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
Suffield Town Treasurer |
$5,299,862.26 |
Connecticut State Checkbook |
| 2019 |
Office Of Early Childhood |
New Britain City Treasurer |
$5,298,855.00 |
Connecticut State Checkbook |
| 2021 |
Econ. & Community Development |
Office Of Early Childhood |
$5,298,180.00 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Apt Foundation Inc |
$5,298,092.00 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Dept Of Mental Health And Addiction Svcs Central Office |
$5,297,027.92 |
Connecticut State Checkbook |
| 2023 |
Econ. & Community Development |
City Of Hartford |
$5,292,620.07 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Southeast Area Transit |
$5,291,675.39 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Town Of Greenwich |
$5,289,299.95 |
Connecticut State Checkbook |
| 2022 |
Econ. & Community Development |
City Of Hartford |
$5,284,212.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Urban Engineers Inc |
$5,284,151.84 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Total Transit Inc |
$5,282,200.00 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Canton |
$5,282,072.64 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Oxford Town Treasurer |
$5,279,976.07 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Corporation For Public Management |
$5,278,204.18 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Children And Families |
The Bridge Family Center Inc |
$5,276,545.00 |
Connecticut State Checkbook |
| 2019 |
Office Of Policy & Management |
Suffield Town Treasurer |
$5,273,007.82 |
Connecticut State Checkbook |
| 2024 |
Department Of Housing |
102 Pliny Street Llc |
$5,272,778.90 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Town Of Stafford |
$5,272,099.75 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Children And Families |
Deloitte Consulting Llp |
$5,272,069.50 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Children And Families |
Community Mental Health Affiliates Inc |
$5,271,724.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Correction |
Connecticut Renaissance Inc |
$5,271,524.91 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Canton |
$5,269,824.49 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
Meriden Town Treasurer |
$5,265,450.69 |
Connecticut State Checkbook |
| 2018 |
Uconn Health Center |
Kforce Inc |
$5,262,468.72 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Learn |
$5,262,062.00 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Greenwich |
$5,261,952.04 |
Connecticut State Checkbook |
| 2019 |
Judicial Branch |
Nafi Connecticut Inc |
$5,260,125.76 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Ari Of Connecticut Inc |
$5,260,099.32 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Watertown |
$5,259,223.89 |
Connecticut State Checkbook |
| 2023 |
Office Of Early Childhood |
Capitol Region Education Council |
$5,257,611.48 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Branford |
$5,255,820.00 |
Connecticut State Checkbook |
| 2024 |
Econ. & Community Development |
Media Storm Llc |
$5,254,554.30 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Eastern Community Dev Corp |
$5,254,207.79 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
The New Britain Transportation Company |
$5,253,472.88 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Waterbury Town Treasurer |
$5,251,687.74 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Boys & Girls Village Inc |
$5,249,447.15 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Children And Families |
Yale University |
$5,248,783.13 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Stantec Consulting Services Inc |
$5,248,437.91 |
Connecticut State Checkbook |
| 2018 |
Office Of The State Treasurer |
T Rowe Price Associates Inc |
$5,247,779.49 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Town Of Brookfield |
$5,247,065.03 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Aais Corporation |
$5,242,246.76 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
Town Of Cheshire |
$5,242,018.47 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
Forensic Health Services Llc |
$5,240,310.00 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Capitol District Energy Center Cogeneration Associates Jv |
$5,239,774.46 |
Connecticut State Checkbook |
| 2019 |
Judicial Branch |
Connecticut Coalition Against Domestic Violence |
$5,234,402.68 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Darien |
$5,232,568.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Mental Heath And Addiction Services |
Apt Foundation Inc |
$5,230,865.00 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Rocky Hill |
$5,229,958.84 |
Connecticut State Checkbook |
| 2018 |
State Comptroller |
Care Management Solutions |
$5,229,641.22 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
New England Central Railroad Inc |
$5,228,746.37 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Windsor Independent Living Associates Inc |
$5,228,696.74 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
City Of Norwich |
$5,224,847.48 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Aecom Technical Service Inc |
$5,223,811.80 |
Connecticut State Checkbook |
| 2021 |
Office Of Early Childhood |
New Britain City Treasurer |
$5,222,106.00 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Lakeside Neurologic |
$5,220,385.80 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
Suffield Town Treasurer |
$5,220,148.11 |
Connecticut State Checkbook |
| 2024 |
Department Of Housing |
Sc Oak Grove Llc |
$5,219,999.79 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Tasca Ford |
$5,218,662.80 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Alkon Elm Street Llc |
$5,216,776.44 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Tri-county Arc Inc |
$5,216,312.69 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
United Way Of Connecticut Inc |
$5,215,139.00 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Eversource Cl&P |
$5,214,485.58 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Brass City Charter School Inc |
$5,214,272.84 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Forensic Health Services Llc |
$5,212,439.00 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Waterford Town Treasurer |
$5,208,411.36 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Regional School District 15 Board Of Education |
$5,208,331.06 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Cianbro/middlesex Xv A Joint Venture |
$5,207,436.95 |
Connecticut State Checkbook |