| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2020 |
Dept. Of Children And Families |
United Community & Family Services Inc |
$5,527,104.00 |
Connecticut State Checkbook |
| 2017 |
Office Of Policy & Management |
Town Of Manchester |
$5,526,326.60 |
Connecticut State Checkbook |
| 2020 |
Office Of Policy & Management |
City Of Bristol |
$5,525,457.60 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Covendis |
$5,521,185.76 |
Connecticut State Checkbook |
| 2024 |
Econ. & Community Development |
Blue Hills Civic Association Inc |
$5,520,460.00 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Southeast Area Transit |
$5,520,110.58 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Clough Harbour & Associates Llp |
$5,519,273.35 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
March Inc Of Manchester |
$5,518,308.00 |
Connecticut State Checkbook |
| 2022 |
State Comptroller's Office |
Quest Diagnostics Incorporated |
$5,515,580.00 |
Connecticut State Checkbook |
| 2022 |
State Comptroller's Office |
Care Management Solutions |
$5,514,586.50 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Highville Charter School Inc |
$5,514,370.32 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Brian House Inc |
$5,513,134.52 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
Tri-County Arc Inc |
$5,513,063.78 |
Connecticut State Checkbook |
| 2024 |
State Comptroller's Office |
Quantum Health Inc |
$5,509,590.69 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Easter Seal Rehabilitation Center Of Greater Waterbury Inc |
$5,509,342.57 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Public Health |
City Of Hartford |
$5,507,904.47 |
Connecticut State Checkbook |
| 2020 |
Judicial Branch |
Community Solutions Inc |
$5,505,906.55 |
Connecticut State Checkbook |
| 2023 |
Dept Of Emrg Svc & Public Prot |
City Of New Haven |
$5,505,810.65 |
Connecticut State Checkbook |
| 2017 |
Department Of Public Safety |
Dept Of Transportation |
$5,504,513.18 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Larosa Building Group |
$5,503,160.47 |
Connecticut State Checkbook |
| 2017 |
Board Of Regents |
Presidio Networked Solutions Group Llc |
$5,500,289.80 |
Connecticut State Checkbook |
| 2024 |
State Comptroller's Office |
Neufeld Scheck Brustin Hoffmann & Freudenberger Llp |
$5,500,050.00 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
New Fairfield Town Treasurer |
$5,496,578.71 |
Connecticut State Checkbook |
| 2018 |
Uconn Health Center |
Sodexo Inc & Affiliates |
$5,494,913.58 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Jewish Association For Community Living Inc |
$5,494,109.11 |
Connecticut State Checkbook |
| 2016 |
Office Of Policy & Management |
Town Of Cheshire |
$5,493,227.47 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Children And Families |
Family And Children's Aid Inc |
$5,491,064.00 |
Connecticut State Checkbook |
| 2025 |
Judicial Branch |
New York Correct Care Solutions Medical Services Pc |
$5,490,777.16 |
Connecticut State Checkbook |
| 2022 |
Dept Of Emrg Svc & Public Prot |
Wesleyan University |
$5,489,185.56 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Chrysalis Center Inc |
$5,488,603.38 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Seabird Enterprises Inc |
$5,488,467.83 |
Connecticut State Checkbook |
| 2024 |
Dept Of Emrg Svc & Public Prot |
Dept Of Transportation |
$5,488,464.53 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Ridgefield Town Treasurer |
$5,486,875.68 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
University Of Connecticut |
$5,485,152.38 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
The Consultants Consortium Inc |
$5,483,945.40 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
The Arc Of Southington Inc |
$5,481,851.63 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
The Fusco Corp |
$5,481,505.73 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
City Of Hartford |
$5,479,007.73 |
Connecticut State Checkbook |
| 2023 |
Office Of Policy & Management |
Town Of Ledyard |
$5,478,854.90 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Children And Families |
United Community & Family Services Inc |
$5,478,416.00 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
The Vantage Group Inc |
$5,475,430.16 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Avon |
$5,473,138.73 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Helping People Excel Inc |
$5,472,747.90 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Benhaven Inc |
$5,471,772.54 |
Connecticut State Checkbook |
| 2016 |
Office Of Policy & Management |
Town Of Hamden |
$5,468,404.30 |
Connecticut State Checkbook |
| 2018 |
Department Of Administrative Services |
Newfield Construction Inc |
$5,467,677.43 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Farmington Town Treasurer |
$5,467,132.80 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Dattco Inc |
$5,462,039.54 |
Connecticut State Checkbook |
| 2023 |
Aging And Disability Services |
Western Ct Area Agcy On Aging |
$5,457,249.00 |
Connecticut State Checkbook |
| 2020 |
Office Of Early Childhood |
Skylight Digital Llc |
$5,455,155.15 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Naugatuck Town Treasurer |
$5,452,280.25 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Dattco Inc |
$5,451,423.91 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Farmington Town Treasurer |
$5,450,293.39 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
Kencrest Services |
$5,449,389.22 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Larosa Building Group Llc |
$5,445,385.88 |
Connecticut State Checkbook |
| 2017 |
Teachers' Retirement Board |
Cigna Health And Life Insurance Company |
$5,443,463.05 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Town Of South Windsor |
$5,442,681.98 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Carahsoft Technology Corporation |
$5,441,671.94 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Dattco Inc |
$5,440,186.99 |
Connecticut State Checkbook |
| 2016 |
Board Of Regents |
Connecticut State University System Office |
$5,439,620.45 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Correction |
Connecticut Renaissance Inc |
$5,438,567.55 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Stamford Charter School For Excellence |
$5,438,408.86 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
Chrysalis Center Inc |
$5,438,316.61 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of Canton |
$5,436,969.68 |
Connecticut State Checkbook |
| 2016 |
University Of Connecticut |
Dell Marketing Lp |
$5,435,604.88 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Nafi Connecticut Inc |
$5,435,025.00 |
Connecticut State Checkbook |
| 2017 |
Department Of Transportation |
Haks Engineers Pc |
$5,434,510.76 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Fair Haven Community Health Clinic Inc |
$5,430,222.46 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
Close Jensen & Miller Pc |
$5,429,121.16 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Catholic Charities Inc Archdiocese Of Hartford |
$5,428,678.01 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Oxford Town Treasurer |
$5,427,219.08 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
Skanska Usa Building Inc |
$5,425,230.86 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Correction |
Rossi Family Foundation |
$5,424,500.00 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Labor |
Protiviti Government Services Inc |
$5,423,934.51 |
Connecticut State Checkbook |
| 2016 |
Department Of Developmental Services |
March Inc Of Manchester |
$5,419,924.62 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Lakeside Neurologic |
$5,418,134.34 |
Connecticut State Checkbook |
| 2018 |
State Department Of Education |
Town Of Greenwich |
$5,416,859.61 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
The Vantage Group Inc |
$5,413,107.48 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Sarah Inc |
$5,412,757.37 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Odyssey Community School Inc |
$5,411,829.46 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
The Community Action Agency Of Western Connecticut Inc |
$5,411,760.68 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Oxford Town Treasurer |
$5,411,504.93 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Allied Community Resources Inc |
$5,410,314.50 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Dynamic Surface Applications Ltd |
$5,409,505.01 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Gannett Fleming Inc |
$5,407,807.25 |
Connecticut State Checkbook |
| 2021 |
Judicial Branch |
Dept Of Mental Health And Addiction Svcs Central Office |
$5,402,602.00 |
Connecticut State Checkbook |
| 2023 |
Judicial Branch |
Forensic Health Services Llc |
$5,401,039.00 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Transportation |
Hw Lochner Inc |
$5,400,899.65 |
Connecticut State Checkbook |
| 2020 |
Department Of Housing |
200 Tyler Llc |
$5,400,000.00 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Children And Families |
Family And Children's Aid Inc |
$5,399,445.23 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Stv Incorporated |
$5,398,901.27 |
Connecticut State Checkbook |
| 2016 |
Department Of Transportation |
Banton Construction Company Inc |
$5,398,632.13 |
Connecticut State Checkbook |
| 2016 |
State Department Of Education |
Prospect Town Treasurer |
$5,398,470.00 |
Connecticut State Checkbook |
| 2019 |
Dept Of Administrative Svcs |
City Of Danbury |
$5,397,600.00 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
East River Energy Inc |
$5,397,434.81 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Moser Pilon Nelson Architects |
$5,394,112.40 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Correction |
Correctional Enterprises Of Connecticut |
$5,389,692.90 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Brian House Inc |
$5,383,866.60 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Morganti Group Inc |
$5,381,871.34 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Children And Families |
Child And Family Agency Of Southeastern Connecticut Inc |
$5,379,065.00 |
Connecticut State Checkbook |