| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2016 |
State Department Of Education |
Newington Town Treasurer |
$16,308,817.11 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Vinfen Corporation Of Connecticut Inc |
$16,299,164.02 |
Connecticut State Checkbook |
| 2017 |
Department Of Public Health |
Metropolitan District |
$16,295,256.51 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Children And Families |
The Connection Inc |
$16,285,766.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Hammonasset Construction Llc |
$16,285,585.99 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Mcnamee Construction Corp |
$16,285,196.03 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Stratford Town Treasurer |
$16,270,528.00 |
Connecticut State Checkbook |
| 2020 |
Office Of Policy & Management |
Town Of Middletown |
$16,263,605.17 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
O & G Industries Inc |
$16,260,552.29 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Bloomfield |
$16,249,751.00 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of South Windsor |
$16,228,128.84 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Windsor |
$16,222,910.77 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Windsor |
$16,205,619.54 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Greater Bridgeport Transit Authority |
$16,205,257.46 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Children And Families |
The Connection Inc |
$16,203,851.00 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Norwalk Town Treasurer |
$16,202,122.58 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Labor |
The Workplace Inc |
$16,194,104.84 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
People's United Insurance Agency R C Knox Division |
$16,183,751.58 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Achievement First Bridgeport Academy Inc |
$16,181,055.21 |
Connecticut State Checkbook |
| 2017 |
Department Of Mental Heath And Addiction Services |
Community Mental Health Affiliates Inc |
$16,180,932.73 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Whole Life Inc |
$16,176,846.14 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Dept Of Administrative Services |
$16,173,739.44 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Wolcott Town Treasurer |
$16,153,651.23 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Meriden Town Treasurer |
$16,147,048.35 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of Ledyard |
$16,142,352.38 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Journey Found Inc |
$16,136,328.19 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Greater Bridgeport Transit Authority |
$16,128,921.86 |
Connecticut State Checkbook |
| 2018 |
Department Of Children And Families |
Dept Of Administrative Services |
$16,124,015.46 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
West Haven Town Treasurer |
$16,112,535.19 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Greater Bridgeport Transit Authority |
$16,107,524.12 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Continuum Of Care Inc |
$16,087,108.97 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Plainfield |
$16,072,452.42 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Dept Of Administrative Services |
$16,066,453.11 |
Connecticut State Checkbook |
| 2020 |
Ct Housing & Fin. Authority |
Connecticut Housing Finance Authority |
$16,064,181.58 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Griswold |
$16,057,827.62 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Newington Town Treasurer |
$16,054,454.64 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of South Windsor |
$16,044,395.32 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Marc Inc Of Manchester |
$16,034,723.18 |
Connecticut State Checkbook |
| 2021 |
State Comptroller's Office |
Sema4 Genomics |
$16,031,720.00 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Dept Of Administrative Services |
$16,026,428.96 |
Connecticut State Checkbook |
| 2023 |
Office Of Early Childhood |
United Way Of Connecticut Inc |
$16,026,110.00 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Wolcott Town Treasurer |
$16,017,081.14 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Vinfen Corporation Of Connecticut Inc |
$16,012,447.06 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Wethersfield Town Treasurer |
$15,993,242.96 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Vanasse Hangen Brustlin Inc |
$15,946,749.73 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Aetna Bridge Company |
$15,936,498.01 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Derby |
$15,931,392.44 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Greater Bridgeport Transit Authority |
$15,929,208.30 |
Connecticut State Checkbook |
| 2018 |
Teachers' Retirement Board |
Cigna Health And Life Insurance Company |
$15,928,529.41 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Bloomfield |
$15,909,810.01 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Colchester Town Treasurer |
$15,902,318.08 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Mcnamee Construction Corp |
$15,899,275.84 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
Rms Development Inc |
$15,871,105.88 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Sunrise Northeast Inc |
$15,862,704.47 |
Connecticut State Checkbook |
| 2016 |
Department Of Environmental Protection |
Eversource Cl&P |
$15,860,261.44 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Town Of Colchester Town Treasurer |
$15,836,174.63 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Mansfield Town Treasurer |
$15,833,197.65 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Area Cooperative Educational Services |
$15,829,176.76 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Wsp Usa Inc |
$15,827,208.91 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Watertown |
$15,816,454.87 |
Connecticut State Checkbook |
| 2023 |
Dept Of Emrg Svc & Public Prot |
Yale University |
$15,815,842.22 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Area Cooperative Educational Services |
$15,815,364.49 |
Connecticut State Checkbook |
| 2016 |
Department Of Labor |
Capital Workforce Partners |
$15,803,094.66 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Dell Marketing Lp |
$15,801,503.71 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Middlesex Corporation |
$15,794,621.87 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Learn |
$15,794,404.54 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Plainville |
$15,790,923.68 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Children And Families |
The Connection Inc |
$15,788,021.00 |
Connecticut State Checkbook |
| 2025 |
Doc - Correctional Industries |
Keefe Group Llc |
$15,773,918.29 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Midstate Arc Inc |
$15,766,284.87 |
Connecticut State Checkbook |
| 2018 |
Department Of Mental Heath And Addiction Services |
Dept Of Administrative Services |
$15,750,042.94 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Sunrise Northeast Inc |
$15,743,168.42 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Yonkers Contracting Company Inc |
$15,742,098.13 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
City Of Derby |
$15,736,116.54 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of New Milford |
$15,727,566.35 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Maritime Place Parcel 6 Llc |
$15,715,000.00 |
Connecticut State Checkbook |
| 2016 |
Connecticut Innovations Incorporated |
Connecticut Innovations Inc |
$15,714,062.29 |
Connecticut State Checkbook |
| 2022 |
Department Of Housing |
Cohnreznick Llp |
$15,713,939.38 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Wolcott Town Treasurer |
$15,711,651.95 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Newington Town Treasurer |
$15,711,175.93 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Correction |
Quest Diagnostics Incorporated |
$15,710,224.08 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Mosaic |
$15,704,137.16 |
Connecticut State Checkbook |
| 2025 |
Dept Of Energy & Environ Prot. |
Center For Sustainable Energy |
$15,700,996.00 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Achievement First Bridgeport Academy Inc |
$15,676,915.42 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Griswold |
$15,664,340.06 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Ices Inc |
$15,662,209.01 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Mansfield Town Treasurer |
$15,661,976.48 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Watertown |
$15,661,767.69 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Stratford Town Treasurer |
$15,661,397.90 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Key Human Services Inc |
$15,655,165.68 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Brunalli Construction Company |
$15,640,382.02 |
Connecticut State Checkbook |
| 2017 |
Department Of Mental Heath And Addiction Services |
Dept Of Administrative Services |
$15,637,563.48 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Ferguson Electric Company Inc |
$15,622,524.41 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Public Health |
Amn Healthcare Inc |
$15,622,389.37 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of West Hartford |
$15,620,192.34 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Greater Bridgeport Transit Authority |
$15,618,083.60 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Learn |
$15,616,180.05 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Ledyard |
$15,595,680.82 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Atsalis Brothers Painting Co |
$15,592,740.07 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Shelton |
$15,592,664.90 |
Connecticut State Checkbook |