| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2018 |
State Department Of Education |
Goodwin College Inc |
$2,696,492.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Town Of New Milford |
$2,695,797.97 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Guide Inc |
$2,694,892.77 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Trc Enviromental Corporation |
$2,694,098.29 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Connecticut Renaissance Inc |
$2,693,996.50 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Town Of Granby |
$2,693,189.54 |
Connecticut State Checkbook |
| 2016 |
Judicial Department |
Pitney Bowes Reserve Account |
$2,692,890.43 |
Connecticut State Checkbook |
| 2017 |
Department Of Public Safety |
East River Energy Inc |
$2,692,663.42 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Correction |
Project More Inc |
$2,691,890.19 |
Connecticut State Checkbook |
| 2024 |
Dept Of Emrg Svc & Public Prot |
East River Energy Inc |
$2,691,411.93 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Old Colony Construction Llc |
$2,691,374.81 |
Connecticut State Checkbook |
| 2018 |
Department Of Social Services |
Auctor Corporation |
$2,690,731.09 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Nafi Connecticut Inc |
$2,690,093.77 |
Connecticut State Checkbook |
| 2025 |
Dept Of Energy & Environ Prot. |
Dept Of Administrative Services |
$2,689,949.29 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Northern Construction Service Llc |
$2,689,914.96 |
Connecticut State Checkbook |
| 2018 |
Department Of Mental Heath And Addiction Services |
Mercy Housing & Shelter Corporation |
$2,689,909.00 |
Connecticut State Checkbook |
| 2017 |
Department Of Environmental Protection |
Damato Const Company |
$2,688,447.90 |
Connecticut State Checkbook |
| 2019 |
Office Of The State Treasurer |
Acadian Asset Management Llc |
$2,688,227.64 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Common Ground High School |
$2,687,988.64 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Social Services |
Auctor Corporation |
$2,687,791.85 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
New Fairfield Town Treasurer |
$2,687,743.79 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Odonnell Company |
$2,687,587.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Stratford Town Treasurer |
$2,686,798.03 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
Auctor Corporation |
$2,686,696.91 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Children And Families |
The Children's Center Of Hamden Inc |
$2,686,120.76 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
New Canaan Town Treasurer |
$2,685,151.57 |
Connecticut State Checkbook |
| 2023 |
Military Dept. |
Eversource Cl&P |
$2,684,802.17 |
Connecticut State Checkbook |
| 2018 |
Office Of The State Treasurer |
William Blair Investment Management Llc |
$2,684,552.93 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Stantec Consulting Services Inc |
$2,684,360.21 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Orange Town Treasurer |
$2,684,284.85 |
Connecticut State Checkbook |
| 2025 |
Department Of Housing |
United Way Of Greater New Haven Inc |
$2,684,045.50 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
Town Of Windsor |
$2,681,673.61 |
Connecticut State Checkbook |
| 2017 |
Uconn Health Center |
Cerner Health Services Inc |
$2,681,206.62 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Town Of Simsbury |
$2,681,067.77 |
Connecticut State Checkbook |
| 2024 |
Office Of Early Childhood |
Creative Interventions Llc |
$2,680,765.33 |
Connecticut State Checkbook |
| 2016 |
Department Of Administrative Services |
City Of Stamford |
$2,680,000.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Humanidad Inc |
$2,679,896.15 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Dept Of Transportation |
$2,679,770.16 |
Connecticut State Checkbook |
| 2022 |
Dept Of Energy & Environ Prot. |
Dept Of Administrative Services |
$2,679,662.12 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Guide Inc |
$2,678,820.15 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
Systems & Methods Inc |
$2,678,651.83 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
On-Line Systems Inc |
$2,677,567.89 |
Connecticut State Checkbook |
| 2024 |
Econ. & Community Development |
The Workplace Inc |
$2,676,590.35 |
Connecticut State Checkbook |
| 2016 |
Department Of Administrative Services |
Altura Communication Solutions Llc |
$2,676,578.24 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Social Services |
Maximus Us Services Inc |
$2,676,511.50 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Advancect |
$2,674,932.00 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
Crown Castle Fiber Llc |
$2,674,870.92 |
Connecticut State Checkbook |
| 2023 |
Dept Of Emrg Svc & Public Prot |
Eversource Cl&P |
$2,674,191.52 |
Connecticut State Checkbook |
| 2017 |
Office Of The State Treasurer |
Bivium Capital Partners Llc |
$2,673,610.62 |
Connecticut State Checkbook |
| 2016 |
Department Of Children And Families |
Boys & Girls Village Inc |
$2,673,295.00 |
Connecticut State Checkbook |
| 2019 |
Dept Of Emrg Svc & Public Prot |
East River Energy Inc |
$2,673,291.15 |
Connecticut State Checkbook |
| 2023 |
Office Of Early Childhood |
Odonnell Company |
$2,672,691.32 |
Connecticut State Checkbook |
| 2016 |
Office Of Early Childhood |
Sarah Inc |
$2,672,399.33 |
Connecticut State Checkbook |
| 2018 |
Department Of Housing |
Sf2 Owner Llc |
$2,671,573.59 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of Branford |
$2,671,085.00 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Scan Optics Llc |
$2,669,557.88 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Social Services |
The United Illuminating Company |
$2,667,569.09 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
Ponemah Riverbank Unit A North Llc |
$2,667,054.76 |
Connecticut State Checkbook |
| 2016 |
Office Of Policy & Management |
North Haven Town Treasurer |
$2,666,141.45 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Capitol Region Council Of Governments |
$2,664,706.33 |
Connecticut State Checkbook |
| 2024 |
Dept Of Energy & Environ Prot. |
Icast International Center For Appropriate And Sustainable Technology |
$2,664,645.23 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Bethany Town Treasurer |
$2,663,861.34 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Boys & Girls Village Inc |
$2,663,768.00 |
Connecticut State Checkbook |
| 2019 |
Department Of Housing |
Spruce Meadows Llc |
$2,663,261.87 |
Connecticut State Checkbook |
| 2024 |
Dept Of Administrative Svcs |
City Of Norwich |
$2,662,763.23 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Arcadis |
$2,662,629.51 |
Connecticut State Checkbook |
| 2022 |
Office Of Early Childhood |
The Village For Families & Children Inc |
$2,662,462.00 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
The Village For Families & Children Inc |
$2,662,378.43 |
Connecticut State Checkbook |
| 2025 |
Judicial Branch |
On-Line Systems Inc |
$2,662,261.52 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Town Of Hamden |
$2,661,034.15 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Social Services |
Conduent State & Local Solutions Inc |
$2,659,095.57 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Connecticare Insurance Company Inc |
$2,656,805.09 |
Connecticut State Checkbook |
| 2025 |
Econ. & Community Development |
Lockwood Mathews Mansion Museum Of Norwalk Inc |
$2,656,624.00 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Town Of Greenwich |
$2,656,516.00 |
Connecticut State Checkbook |
| 2019 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,656,489.62 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Owens Renz & Lee Co Inc |
$2,656,420.86 |
Connecticut State Checkbook |
| 2018 |
Board Of Regents |
Blackboard Inc |
$2,656,341.33 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Town Of Berlin |
$2,656,037.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Alternatives Inc |
$2,654,855.49 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Michael Baker Jr Inc |
$2,654,513.88 |
Connecticut State Checkbook |
| 2019 |
Judicial Branch |
Connecticut Renaissance Inc |
$2,654,453.87 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Veterans' Affairs |
Dept Of Administrative Services |
$2,654,447.63 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Greenman Pedersen Inc |
$2,653,741.73 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
My People Clinical Services Llc |
$2,653,526.00 |
Connecticut State Checkbook |
| 2025 |
Military Dept. |
Eversource Cl&P |
$2,653,390.85 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Easterseals Capital Region & Eastern Connecticut Inc |
$2,652,377.86 |
Connecticut State Checkbook |
| 2019 |
Office Of The State Treasurer |
Dimensional Fund Advisors Lp |
$2,652,108.58 |
Connecticut State Checkbook |
| 2017 |
Department Of Housing |
Caleb Waterbury Limited Partnership |
$2,651,200.00 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Orange Town Treasurer |
$2,650,597.01 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Paramount Construction Llc |
$2,650,535.22 |
Connecticut State Checkbook |
| 2016 |
Department Of Administrative Services |
Shi International Corp |
$2,649,305.39 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Putnam Town Treasurer |
$2,648,585.48 |
Connecticut State Checkbook |
| 2021 |
Dept Of Energy & Environ Prot. |
City Of Bridgeport |
$2,648,046.68 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
Connecticut Childrens Medical Center |
$2,647,081.43 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,646,943.56 |
Connecticut State Checkbook |
| 2018 |
Office Of Early Childhood |
West Haven Town Treasurer |
$2,646,858.56 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Columbia |
$2,646,500.00 |
Connecticut State Checkbook |
| 2020 |
Judicial Branch |
The Village For Families & Children Inc |
$2,646,322.12 |
Connecticut State Checkbook |
| 2021 |
Office Of Policy & Management |
Town Of Clinton |
$2,645,412.99 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
City Of Danbury |
$2,645,313.63 |
Connecticut State Checkbook |