| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2023 |
Dept. Of Transportation |
National Railroad Passenger Corp |
$83,080,145.72 |
Connecticut State Checkbook |
| 2021 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$82,946,731.41 |
Connecticut State Checkbook |
| 2022 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$82,756,748.43 |
Connecticut State Checkbook |
| 2025 |
Csu - Central |
Central Connecticut State University |
$82,500,000.00 |
Connecticut State Checkbook |
| 2016 |
Teachers' Retirement Board |
Express Scripts Inc |
$82,145,432.92 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Tilcon Connecticut Inc |
$81,429,711.83 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
City Of Danbury |
$81,340,951.76 |
Connecticut State Checkbook |
| 2018 |
Department Of Correction |
Uconn Health Center |
$81,260,362.68 |
Connecticut State Checkbook |
| 2023 |
State Comptroller's Office |
Cigna Healthcare Of Ct |
$81,243,935.74 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
City Of Bristol |
$81,087,169.76 |
Connecticut State Checkbook |
| 2017 |
Department Of Correction |
Uconn Health Center |
$80,941,096.32 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
O&G/Bhd Jv |
$80,698,421.09 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
West Haven Town Treasurer |
$80,208,964.83 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Public Health |
Dept Of Social Services |
$79,895,625.00 |
Connecticut State Checkbook |
| 2021 |
State Comptroller's Office |
Quest Diagnostics Incorporated |
$79,807,285.00 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
New Flyer Of America Inc |
$79,672,503.51 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
City Of Danbury |
$79,483,856.49 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$79,250,208.71 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Office Of The Treasurer |
$78,553,724.96 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Community Health Network Of Ct Inc |
$78,546,897.67 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Tilcon Connecticut Inc |
$78,542,925.12 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
City Of Stamford |
$78,388,782.07 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Meriden Town Treasurer |
$78,385,553.61 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Meriden Town Treasurer |
$78,243,837.34 |
Connecticut State Checkbook |
| 2025 |
Capital Reg Dev Authority |
Capital Region Development Authority |
$78,073,000.00 |
Connecticut State Checkbook |
| 2016 |
University Of Connecticut |
Turner Construction Co |
$78,016,890.09 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
City Of Hartford |
$77,727,717.86 |
Connecticut State Checkbook |
| 2016 |
University Of Connecticut |
Kbe Building Corp |
$77,550,991.25 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Empire Paving Inc |
$77,322,194.74 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Stamford |
$77,196,074.94 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Revenue Services |
Dept Of Revenue Services |
$77,050,883.30 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Tilcon Connecticut Inc |
$76,663,806.94 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Meriden Town Treasurer |
$76,634,311.73 |
Connecticut State Checkbook |
| 2020 |
Csu - Central |
Central Connecticut State University |
$76,500,000.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
Community Health Network Of Ct Inc |
$76,071,766.61 |
Connecticut State Checkbook |
| 2017 |
University Of Connecticut |
Fusco Corporation |
$75,306,800.02 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$75,225,730.84 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$75,125,826.73 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Meriden Town Treasurer |
$74,850,961.24 |
Connecticut State Checkbook |
| 2016 |
Board Of Regents |
Central Connecticut State University |
$74,659,871.35 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$74,601,516.61 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
City Of Hartford |
$74,543,305.05 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Bristol |
$74,283,596.24 |
Connecticut State Checkbook |
| 2017 |
Connecticut Innovations Incorporated |
Connecticut Innovations Inc |
$73,817,258.95 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
City Of Danbury |
$73,662,400.81 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
City Of Bristol |
$73,603,971.95 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
City Of New Haven |
$73,585,527.62 |
Connecticut State Checkbook |
| 2017 |
Board Of Regents |
Central Connecticut State University |
$73,582,128.39 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Danbury |
$73,455,312.09 |
Connecticut State Checkbook |
| 2018 |
State Comptroller |
Sierra Health And Life Insurance Company Inc |
$73,380,562.92 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
West Haven Town Treasurer |
$73,234,355.43 |
Connecticut State Checkbook |
| 2023 |
Csu - Central |
Central Connecticut State University |
$73,000,000.00 |
Connecticut State Checkbook |
| 2017 |
State Comptroller |
Silverscript Insurance Company Llc |
$72,941,095.17 |
Connecticut State Checkbook |
| 2016 |
State Comptroller |
Silverscript Insurance Company Llc |
$72,618,870.24 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
West Haven Town Treasurer |
$72,442,580.72 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
City Of Bristol |
$72,421,777.76 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$72,244,877.28 |
Connecticut State Checkbook |
| 2020 |
Office Of Policy & Management |
City Of Hartford |
$71,834,721.92 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Alstom Transportation Inc |
$71,610,423.39 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
West Haven Town Treasurer |
$71,376,503.89 |
Connecticut State Checkbook |
| 2022 |
Csu - Central |
Central Connecticut State University |
$70,500,000.00 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Cianbro/Middlesex Xv A Joint Venture |
$70,231,025.28 |
Connecticut State Checkbook |
| 2018 |
Board Of Regents |
Central Connecticut State University |
$70,057,204.06 |
Connecticut State Checkbook |
| 2022 |
Csu - Southern |
Southern Connecticut State University |
$70,007,366.40 |
Connecticut State Checkbook |
| 2022 |
Econ. & Community Development |
Governor's Office |
$70,000,000.00 |
Connecticut State Checkbook |
| 2025 |
Csu - Southern |
Southern Connecticut State University |
$70,000,000.00 |
Connecticut State Checkbook |
| 2024 |
Csu - Southern |
Southern Connecticut State University |
$70,000,000.00 |
Connecticut State Checkbook |
| 2016 |
Board Of Regents |
Southern Connecticut State University |
$69,935,995.80 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
National Railroad Passenger Corp |
$69,847,463.81 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
Gilbane Building Co |
$69,761,293.08 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
Deloitte Consulting Llp |
$69,644,320.30 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$69,434,441.57 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
I-84 Constructors Jv |
$69,085,839.31 |
Connecticut State Checkbook |
| 2021 |
Csu - Central |
Central Connecticut State University |
$69,000,000.00 |
Connecticut State Checkbook |
| 2019 |
Csu - Central |
Central Connecticut State University |
$68,908,900.54 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Community Health Network Of Ct Inc |
$68,854,402.02 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
I-84 Constructors Jv |
$68,741,376.35 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of East Hartford Town Treasurer |
$67,991,333.01 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
City Of New Haven |
$67,933,030.86 |
Connecticut State Checkbook |
| 2019 |
Office Of Policy & Management |
City Of New Haven |
$67,916,638.90 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Manchester |
$67,656,790.31 |
Connecticut State Checkbook |
| 2019 |
Office Of Policy & Management |
City Of Hartford |
$67,597,364.82 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Town Of East Hartford Town Treasurer |
$67,494,530.77 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of Manchester |
$67,284,463.35 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
O&G/Bhd Jv |
$67,148,623.83 |
Connecticut State Checkbook |
| 2024 |
Csu - Central |
Central Connecticut State University |
$67,000,000.00 |
Connecticut State Checkbook |
| 2017 |
Board Of Regents |
Southern Connecticut State University |
$66,963,970.58 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Deloitte Consulting Llp |
$66,384,800.58 |
Connecticut State Checkbook |
| 2025 |
Dept Of Energy & Environ Prot. |
Metropolitan District |
$66,381,314.23 |
Connecticut State Checkbook |
| 2020 |
Office Of Policy & Management |
City Of New Haven |
$66,063,881.43 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
City Of Stamford |
$66,009,902.63 |
Connecticut State Checkbook |
| 2020 |
Csu - Southern |
Southern Connecticut State University |
$65,700,000.00 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Norwich |
$65,590,143.05 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
City Of Bridgeport |
$65,468,943.10 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of East Hartford Town Treasurer |
$65,378,045.73 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of East Hartford Town Treasurer |
$65,321,145.84 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Cianbro/Middlesex Xv A Joint Venture |
$65,305,971.02 |
Connecticut State Checkbook |
| 2022 |
Dept Of Emrg Svc & Public Prot |
Dept Of Corrections |
$65,085,441.63 |
Connecticut State Checkbook |
| 2025 |
Dept Of Energy & Environ Prot. |
Eversource Cl&P |
$64,586,438.24 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
City Of Stamford |
$64,400,430.53 |
Connecticut State Checkbook |