| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2024 |
Office Of Policy & Management |
Town Of Hamden |
$25,137,933.37 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Gainwell Technologies Llc |
$25,105,636.74 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Judlau Contracting Inc |
$25,080,503.74 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Hamden |
$25,042,772.34 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Carelon Behavioral Health Inc |
$25,023,557.05 |
Connecticut State Checkbook |
| 2020 |
Comm. College System Office |
Community College System Office |
$25,000,000.00 |
Connecticut State Checkbook |
| 2023 |
Department Of Housing |
Connecticut Foundation Solutions Indemnity Company Inc |
$25,000,000.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Richards Corporation |
$24,998,731.52 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Rizzo Corp |
$24,992,956.79 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Community Residences Inc |
$24,977,465.96 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Greenwich |
$24,971,348.15 |
Connecticut State Checkbook |
| 2025 |
Renters Rebate |
Undisclosed |
$24,945,392.45 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of East Haven |
$24,927,681.29 |
Connecticut State Checkbook |
| 2025 |
Probate Court Administration |
Connecticut Probate Courts |
$24,858,917.46 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Assuredpartners New England Inc |
$24,824,633.39 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Gainwell Technologies Llc |
$24,817,269.20 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
Yale University |
$24,817,185.68 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
Removed For Privacy |
$24,777,409.00 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of East Hartford Town Treasurer |
$24,767,671.11 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
West Haven Town Treasurer |
$24,694,884.04 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Community Renewal Team Inc |
$24,666,088.73 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Marrakech Housing Options Inc |
$24,612,183.94 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of East Haven |
$24,604,511.65 |
Connecticut State Checkbook |
| 2020 |
Renters Rebate |
Undisclosed |
$24,600,881.65 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
The Kennedy Collective Inc |
$24,572,422.84 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Wallingford Treasurer Office |
$24,569,179.46 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Community Health Resources Inc |
$24,556,902.58 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Area Cooperative Educational Services |
$24,536,276.00 |
Connecticut State Checkbook |
| 2024 |
Renters Rebate |
Undisclosed |
$24,526,816.90 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Hntb Corporation |
$24,490,732.56 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
The Kennedy Center Inc |
$24,467,231.34 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of East Haven |
$24,465,033.17 |
Connecticut State Checkbook |
| 2023 |
State Comptroller's Office |
Aetna Health Management Llc |
$24,436,186.03 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
City Of Danbury |
$24,422,214.39 |
Connecticut State Checkbook |
| 2023 |
Renters Rebate |
Undisclosed |
$24,414,580.68 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Abilis Inc |
$24,369,967.27 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
State Dept Of Education |
$24,351,776.79 |
Connecticut State Checkbook |
| 2019 |
Renters Rebate |
Undisclosed |
$24,306,678.62 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
Deloitte Consulting Llp |
$24,241,850.60 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
New Britain City Treasurer |
$24,210,713.74 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
The Kennedy Collective Inc |
$24,208,130.13 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
Carelon Behavioral Health Inc |
$24,169,899.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Vernon Town Treasurer |
$24,156,036.23 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
The Fusco Corp |
$24,132,487.55 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Town Of Hamden |
$24,106,614.44 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
Yale University |
$24,094,530.45 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Vernon Town Treasurer |
$24,084,963.16 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Yale University |
$24,075,588.22 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Capitol Region Education Council |
$24,049,692.00 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Greater Bridgeport Transit Authority |
$24,049,456.76 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Greater Hartford Transit Distrct |
$24,023,776.30 |
Connecticut State Checkbook |
| 2022 |
Comm. College System Office |
Community College System Office |
$24,000,000.00 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Children And Families |
Carelon Behavioral Health Inc |
$23,993,824.19 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Network Inc |
$23,986,214.72 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Yale University |
$23,939,325.95 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of East Haven |
$23,881,720.43 |
Connecticut State Checkbook |
| 2019 |
Csu - Western |
Western Connecticut State University |
$23,880,000.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Children And Families |
Community Health Resources Inc |
$23,876,983.65 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Capitol Region Education Council |
$23,875,354.00 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Rotha Contr Co Inc |
$23,868,429.28 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
American Industries Inc |
$23,851,458.74 |
Connecticut State Checkbook |
| 2022 |
Renters Rebate |
Undisclosed |
$23,847,961.75 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
Removed For Privacy |
$23,823,081.15 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Aecom Technical Service Inc |
$23,822,487.17 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
The Kennedy Center Inc |
$23,763,038.02 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Nosal Builders Inc |
$23,755,249.87 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
City Of Ansonia Town Treasurer |
$23,753,625.40 |
Connecticut State Checkbook |
| 2023 |
Econ. & Community Development |
Cdp Connecticut Loan Fund Inc |
$23,750,000.00 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Vernon Town Treasurer |
$23,723,065.21 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Town Of Middletown |
$23,700,041.16 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Waters Constr Co Inc |
$23,684,631.34 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Waters Constr Co Inc |
$23,619,621.68 |
Connecticut State Checkbook |
| 2021 |
Dept Of Energy & Environ Prot. |
Vernon Town Treasurer |
$23,603,465.82 |
Connecticut State Checkbook |
| 2024 |
Probate Court Administration |
Connecticut Probate Courts |
$23,597,115.60 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Marrakech Housing Options Inc |
$23,588,600.90 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Connecticut Technical Education And Career System |
$23,551,638.06 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Rms Development Inc |
$23,529,081.87 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
City Of Danbury |
$23,526,600.00 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
The Kennedy Center Inc |
$23,505,004.59 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Am Rizzo Electrical Contractors Inc |
$23,481,942.93 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Dept Of Mental Health And Addiction Svcs Central Office |
$23,431,094.55 |
Connecticut State Checkbook |
| 2017 |
Department Of Mental Heath And Addiction Services |
Dept Of Social Services |
$23,419,050.69 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Vernon Town Treasurer |
$23,409,299.22 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Public Health |
Magellan Rx Management Llc |
$23,394,312.45 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Community Residences Inc |
$23,365,443.76 |
Connecticut State Checkbook |
| 2020 |
Dept Of Energy & Environ Prot. |
Torrington Town Treasurer |
$23,363,307.82 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
The Arc Eastern Connecticut |
$23,279,278.35 |
Connecticut State Checkbook |
| 2019 |
Mental Health & Addiction Serv |
Dept Of Mental Health And Addiction Svcs Central Office |
$23,272,258.69 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Greater Bridgeport Transit Authority |
$23,268,990.00 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
The Arc Eastern Connecticut |
$23,244,593.97 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Norwalk Town Treasurer |
$23,232,557.00 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
New Flyer Of America Inc |
$23,210,641.28 |
Connecticut State Checkbook |
| 2023 |
Department Of Housing |
Connecticut Housing Finance Authority |
$23,193,808.07 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
City Of Ansonia Town Treasurer |
$23,134,626.03 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
City Of Ansonia Town Treasurer |
$23,089,241.30 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Hntb Corporation |
$23,063,705.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Southington |
$23,030,482.80 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Blast All Inc |
$23,022,715.01 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Bloomfield |
$23,003,328.64 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Connecticut Health Insurance Exchange |
$22,974,776.87 |
Connecticut State Checkbook |