| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2020 |
Office Of Early Childhood |
Dept Of Social Services |
$146,739,957.57 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Gt Independence |
$144,139,466.09 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
City Of New Haven |
$140,350,300.54 |
Connecticut State Checkbook |
| 2016 |
Department Of Housing |
J Damelia And Associates Llc |
$139,565,147.61 |
Connecticut State Checkbook |
| 2019 |
Dept Of Energy & Environ Prot. |
Metropolitan District |
$139,248,979.03 |
Connecticut State Checkbook |
| 2022 |
Paid Family Medical Leave Auth |
Aflac Group |
$135,554,957.60 |
Connecticut State Checkbook |
| 2021 |
Office Of Early Childhood |
Dept Of Social Services |
$133,662,755.59 |
Connecticut State Checkbook |
| 2017 |
Board Of Regents |
Community College System Office |
$133,079,207.67 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Office Of The State Treasurer |
$131,778,989.46 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
New Britain City Treasurer |
$131,448,024.31 |
Connecticut State Checkbook |
| 2024 |
Dept Of Emrg Svc & Public Prot |
Dept Of Corrections |
$131,187,897.70 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
National Railroad Passenger Corp |
$131,025,977.37 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
City Of New Haven |
$130,414,575.42 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
City Of New Haven |
$128,715,437.83 |
Connecticut State Checkbook |
| 2024 |
State Comptroller's Office |
Aetna Health Management Llc |
$127,980,517.98 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Labor |
Department Of Labor |
$126,086,371.62 |
Connecticut State Checkbook |
| 2022 |
Department Of Housing |
Connecticut Housing Finance Authority |
$125,772,792.00 |
Connecticut State Checkbook |
| 2022 |
Ct Port Authority |
Connecticut Port Authority |
$125,000,000.00 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
New Britain City Treasurer |
$120,287,423.83 |
Connecticut State Checkbook |
| 2018 |
Board Of Regents |
Community College System Office |
$119,639,783.79 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
City Of New Haven |
$118,700,536.18 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
New Britain City Treasurer |
$118,303,348.60 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
City Of Hartford |
$117,991,776.50 |
Connecticut State Checkbook |
| 2023 |
State Comptroller's Office |
Sierra Health And Life Insurance Company Inc |
$117,908,880.71 |
Connecticut State Checkbook |
| 2016 |
Department Of Environmental Protection |
Metropolitan District |
$117,454,713.75 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
New Britain City Treasurer |
$115,991,737.53 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Office Of The State Treasurer |
$115,717,341.84 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
Dept Of Social Services |
$115,398,664.00 |
Connecticut State Checkbook |
| 2016 |
Office Of Early Childhood |
Dept Of Social Services |
$115,101,355.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Public Health |
Griffin Hospital |
$114,532,880.00 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
New Britain City Treasurer |
$114,085,675.66 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
National Railroad Passenger Corp |
$113,343,837.22 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
New Britain City Treasurer |
$112,906,332.00 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
National Railroad Passenger Corp |
$112,731,119.81 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
City Of Hartford |
$112,639,625.95 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Office Of The State Treasurer |
$112,095,304.67 |
Connecticut State Checkbook |
| 2021 |
Teachers' Retirement Board |
Express Scripts Inc |
$111,698,650.16 |
Connecticut State Checkbook |
| 2023 |
State Comptroller's Office |
Public Consulting Group Llc |
$111,468,342.40 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
City Of Hartford |
$109,408,370.90 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Office Of The Treasurer |
$109,248,580.21 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Ratp Dev Usa Inc |
$107,478,065.54 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Meriden Town Treasurer |
$106,495,692.06 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Office Of The Treasurer |
$106,454,749.81 |
Connecticut State Checkbook |
| 2019 |
Office Of Early Childhood |
Dept Of Social Services |
$105,724,197.00 |
Connecticut State Checkbook |
| 2016 |
Department Of Administrative Services |
Office Of The Treasurer |
$105,379,571.60 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
First Transit Inc |
$105,349,658.00 |
Connecticut State Checkbook |
| 2024 |
Office Of Early Childhood |
Dept Of Social Services |
$104,007,464.22 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Office Of The Treasurer |
$103,757,877.46 |
Connecticut State Checkbook |
| 2016 |
Board Of Regents |
Community College System Office |
$103,471,752.69 |
Connecticut State Checkbook |
| 2024 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$102,736,214.78 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Dept Of Administrative Services |
$102,721,409.81 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Office Of The Treasurer |
$102,143,930.01 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Meriden Town Treasurer |
$102,119,794.57 |
Connecticut State Checkbook |
| 2020 |
Teachers' Retirement Board |
Express Scripts Inc |
$101,334,083.91 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Meriden Town Treasurer |
$100,959,468.48 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Meriden Town Treasurer |
$100,678,523.76 |
Connecticut State Checkbook |
| 2020 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$99,310,631.05 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Office Of The Treasurer |
$99,110,681.47 |
Connecticut State Checkbook |
| 2019 |
Teachers' Retirement Board |
Express Scripts Inc |
$98,728,430.24 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
O & G Industries Inc |
$98,391,066.39 |
Connecticut State Checkbook |
| 2018 |
Teachers' Retirement Board |
Express Scripts Inc |
$98,322,542.18 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Meriden Town Treasurer |
$97,737,125.88 |
Connecticut State Checkbook |
| 2022 |
Dept Of Emrg Svc & Public Prot |
Office Of The State Comptroller |
$97,716,643.41 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
City Of Hartford |
$97,607,955.81 |
Connecticut State Checkbook |
| 2025 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$97,325,465.18 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
City Of Danbury |
$96,935,559.00 |
Connecticut State Checkbook |
| 2016 |
Department Of Administrative Services |
Dept Of Administrative Services |
$96,900,061.18 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
National Railroad Passenger Corp |
$96,582,807.89 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$96,472,117.01 |
Connecticut State Checkbook |
| 2019 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$96,028,126.60 |
Connecticut State Checkbook |
| 2018 |
State Comptroller |
Cigna Healthcare Of Ct |
$95,361,339.82 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
National Railroad Passenger Corp |
$95,034,000.02 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Gilbane Building Company |
$94,400,550.79 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Yonkers Contracting Company Inc |
$93,821,946.18 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$93,498,454.29 |
Connecticut State Checkbook |
| 2017 |
State Comptroller |
Cigna Healthcare Of Ct |
$93,116,040.28 |
Connecticut State Checkbook |
| 2025 |
Teachers' Retirement Board |
United Healthcare Insurance Company |
$92,680,703.91 |
Connecticut State Checkbook |
| 2016 |
State Comptroller |
Prudential Insurance Company Of America |
$92,645,247.98 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
O & G Industries Inc |
$92,429,249.45 |
Connecticut State Checkbook |
| 2017 |
Teachers' Retirement Board |
Express Scripts Inc |
$91,471,389.34 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Yonkers Contracting Company Inc |
$90,126,572.36 |
Connecticut State Checkbook |
| 2023 |
Comm. College System Office |
Community College System Office |
$90,000,200.00 |
Connecticut State Checkbook |
| 2016 |
State Comptroller |
Cigna Healthcare Of Ct |
$89,561,395.55 |
Connecticut State Checkbook |
| 2018 |
Office Of Early Childhood |
Dept Of Social Services |
$89,354,304.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Yonkers Contracting Company Inc |
$89,243,953.53 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
City Of Hartford |
$89,016,254.22 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
City Of New Haven |
$88,398,648.80 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
City Of Hartford |
$88,274,780.22 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Meriden Town Treasurer |
$87,121,343.94 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$87,103,930.32 |
Connecticut State Checkbook |
| 2016 |
Department Of Correction |
Uconn Health Center |
$86,868,754.60 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$86,767,648.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Manafort Brothers Inc |
$86,605,453.56 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
City Of Hartford |
$86,136,139.00 |
Connecticut State Checkbook |
| 2024 |
Office Of Early Childhood |
Office Of Early Childhood |
$85,851,124.93 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$85,061,675.63 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
City Of Hartford |
$84,525,194.62 |
Connecticut State Checkbook |
| 2017 |
State Comptroller |
Prudential Insurance Company Of America |
$84,468,240.96 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$84,216,615.01 |
Connecticut State Checkbook |
| 2016 |
Department Of Social Services |
Community Health Network Of Ct Inc |
$83,471,334.23 |
Connecticut State Checkbook |