| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2017 |
Office Of Policy & Management |
City Of Milford |
$5,621,504.45 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Eastconn |
$5,620,024.65 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Children And Families |
The Bridge Family Center Inc |
$5,617,569.48 |
Connecticut State Checkbook |
| 2017 |
Department Of Economic & Community Development |
Hartford Economic Development Corporation |
$5,616,858.78 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Highville Charter School Inc |
$5,613,252.04 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
Wheeler Clinic Inc |
$5,612,359.11 |
Connecticut State Checkbook |
| 2017 |
Department Of Economic & Community Development |
Connecticut Innovations Inc |
$5,610,380.50 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
New England Road Inc |
$5,607,537.55 |
Connecticut State Checkbook |
| 2022 |
Office Of Early Childhood |
New Britain City Treasurer |
$5,607,420.00 |
Connecticut State Checkbook |
| 2022 |
Office Of Health Strategy |
University Of Connecticut |
$5,606,996.24 |
Connecticut State Checkbook |
| 2017 |
Judicial Department |
Probate Court Administraton |
$5,600,000.00 |
Connecticut State Checkbook |
| 2020 |
Dept Of Administrative Svcs |
Office Furniture Inc Contract Interiors |
$5,596,969.75 |
Connecticut State Checkbook |
| 2018 |
Office Of Policy & Management |
City Of Stamford |
$5,594,983.73 |
Connecticut State Checkbook |
| 2024 |
Probate Court Administration |
Anthem Bc/Bs Of Connecticut |
$5,592,271.82 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
United Way Of Connecticut Inc |
$5,590,954.00 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Park City Prep Charter School |
$5,587,646.91 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Southbury |
$5,586,719.00 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Suffield Town Treasurer |
$5,583,150.34 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of Portland |
$5,580,576.85 |
Connecticut State Checkbook |
| 2017 |
Uconn Health Center |
Hartford Hospital |
$5,579,832.43 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
New Fairfield Town Treasurer |
$5,577,479.31 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Correction |
W B Mason Company Inc |
$5,576,731.96 |
Connecticut State Checkbook |
| 2024 |
Judicial Branch |
Eversource Cl&P |
$5,575,832.68 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of Guilford |
$5,574,602.42 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Discount Fence Of Connecticut Llc |
$5,574,470.47 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Altigen Communications Inc |
$5,574,341.98 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Waterbury Arc Inc |
$5,573,051.95 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Great Oaks Foundation |
$5,571,274.32 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Town Of Bloomfield |
$5,570,317.26 |
Connecticut State Checkbook |
| 2023 |
Ct Tech Educ And Career Sys |
Eversource Cl&P |
$5,568,778.96 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
City Of Stamford |
$5,566,330.31 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Southeast Area Transit |
$5,564,712.13 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
Apt Foundation Inc |
$5,564,135.00 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
Gallagher Bassett Services Inc |
$5,562,115.00 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Dept Of Administrative Services |
$5,561,716.72 |
Connecticut State Checkbook |
| 2021 |
Das - Information Technology |
Verizon Wireless |
$5,559,915.34 |
Connecticut State Checkbook |
| 2019 |
Connecticut State Universities |
Ellucian Company Lp |
$5,559,722.24 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Housatonic Area Regional Transit |
$5,559,573.45 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
Nafi Connecticut Inc |
$5,555,567.00 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
Recovery Network Of Programs Inc |
$5,555,336.00 |
Connecticut State Checkbook |
| 2018 |
Judicial Department |
Community Solutions Inc |
$5,553,962.15 |
Connecticut State Checkbook |
| 2017 |
Department Of Administrative Services |
Town Of Shelton |
$5,551,278.00 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Town Of South Windsor |
$5,549,363.60 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Dattco Inc |
$5,546,671.24 |
Connecticut State Checkbook |
| 2019 |
Ccc - Capital |
Community College System Office |
$5,545,867.39 |
Connecticut State Checkbook |
| 2023 |
Department Of Housing |
Mutual Housing Association Of South Central Connecticut Inc |
$5,545,056.87 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Transportation |
New England Infrastructure Inc |
$5,542,993.76 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
The New Britain Transportation Company |
$5,541,846.65 |
Connecticut State Checkbook |
| 2024 |
Office Of Policy & Management |
Town Of Bloomfield |
$5,541,779.54 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
Caterpillar Financial Services |
$5,539,741.56 |
Connecticut State Checkbook |
| 2025 |
Judicial Branch |
Dell Marketing Lp |
$5,536,879.31 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
Meriden Town Treasurer |
$5,535,255.35 |
Connecticut State Checkbook |
| 2021 |
State Comptroller's Office |
Department Of Labor |
$5,532,788.26 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Westport Town Controller |
$5,531,406.49 |
Connecticut State Checkbook |
| 2024 |
Mental Health & Addiction Serv |
Chrysalis Center Inc |
$5,531,178.48 |
Connecticut State Checkbook |
| 2025 |
Dept Of Administrative Svcs |
City Of New Haven |
$5,529,946.00 |
Connecticut State Checkbook |
| 2018 |
Department Of Children And Families |
Nafi Connecticut Inc |
$5,529,613.00 |
Connecticut State Checkbook |
| 2017 |
Uconn Health Center |
Sodexo Inc & Affiliates |
$5,529,298.25 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Easter Seal Rehabilitation Center Of Greater Waterbury Inc |
$5,529,010.91 |
Connecticut State Checkbook |
| 2018 |
University Of Connecticut |
Gilbane Building Company |
$5,528,730.88 |
Connecticut State Checkbook |
| 2022 |
Ccc - Middlesex |
Community College System Office |
$5,528,059.76 |
Connecticut State Checkbook |
| 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 |
| 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 |
| 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 |