Year	Employer	Vendor Name	Amount	Source
2022	Dept. Of Transportation	Greater Hartford Transit Distrct	$22,399,308.28	Connecticut State Checkbook
2023	Mental Health & Addiction Serv	Community Mental Health Affiliates Inc	$22,373,821.10	Connecticut State Checkbook
2017	Department Of Transportation	Wsp Usa Inc	$22,321,485.16	Connecticut State Checkbook
2023	Dept. Of Children And Families	Carelon Behavioral Health Inc	$22,277,080.76	Connecticut State Checkbook
2023	Dept Of Administrative Svcs	City Of Hartford	$22,266,308.84	Connecticut State Checkbook
2019	Mental Health & Addiction Serv	Yale University	$22,248,340.48	Connecticut State Checkbook
2017	Department Of Children And Families	Wheeler Clinic Inc	$22,228,957.00	Connecticut State Checkbook
2018	Department Of Developmental Services	The Kennedy Center Inc	$22,192,735.88	Connecticut State Checkbook
2021	Dept. Of Children And Families	Wheeler Clinic Inc	$22,185,794.72	Connecticut State Checkbook
2020	Public Defender Services	Undisclosed	$22,184,347.95	Connecticut State Checkbook
2019	Dept. Of Children And Families	Wheeler Clinic Inc	$22,176,205.73	Connecticut State Checkbook
2024	State Comptroller's Office	Accenture Llp	$22,120,677.00	Connecticut State Checkbook
2022	Probate Court Administration	Connecticut Probate Courts	$22,091,679.78	Connecticut State Checkbook
2024	State Dept Of Education	Newington Town Treasurer	$22,062,878.20	Connecticut State Checkbook
2024	Office Of Higher Education	University Of Connecticut	$22,039,929.53	Connecticut State Checkbook
2020	Dept. Of Transportation	Halmar International Llc	$22,027,123.69	Connecticut State Checkbook
2018	Department Of Economic & Community Development	Bridgewater Associates Lp	$22,000,000.00	Connecticut State Checkbook
2020	Dept. Of Social Services	Deloitte Consulting Llp	$21,996,997.03	Connecticut State Checkbook
2024	Mental Health & Addiction Serv	Bhcare Inc	$21,957,870.32	Connecticut State Checkbook
2019	Dept. Of Transportation	Hammonasset Construction Llc	$21,918,413.81	Connecticut State Checkbook
2018	Department Of Children And Families	Wheeler Clinic Inc	$21,915,300.00	Connecticut State Checkbook
2023	Dept. Of Public Health	Merck Sharp & Dohme Llc	$21,906,187.76	Connecticut State Checkbook
2017	Department Of Social Services	Community Renewal Team Inc	$21,861,422.41	Connecticut State Checkbook
2021	Dept Of Administrative Svcs	Tolland Town Treasurer	$21,847,813.03	Connecticut State Checkbook
2021	Dept. Of Social Services	Office Of Health Strategy	$21,827,257.90	Connecticut State Checkbook
2023	Dept. Of Transportation	American Bridge Company	$21,770,666.15	Connecticut State Checkbook
2021	Department Of Development Serv	Whole Life Inc	$21,759,892.97	Connecticut State Checkbook
2022	Dept. Of Transportation	Northeast Transportation Co Inc	$21,759,490.54	Connecticut State Checkbook
2019	Dept Of Administrative Svcs	Capitol Region Education Council	$21,699,786.58	Connecticut State Checkbook
2019	Dept. Of Social Services	Community Renewal Team Inc	$21,676,693.18	Connecticut State Checkbook
2022	Office Of Policy & Management	Town Of Middletown	$21,664,041.65	Connecticut State Checkbook
2023	Dept. Of Transportation	Northeast Transportation Co Inc	$21,624,583.69	Connecticut State Checkbook
2023	Department Of Development Serv	The Arc Eastern Connecticut	$21,603,815.83	Connecticut State Checkbook
2023	Public Defender Services	Undisclosed	$21,569,229.29	Connecticut State Checkbook
2022	State Dept Of Education	Newington Town Treasurer	$21,537,630.66	Connecticut State Checkbook
2024	Department Of Development Serv	Vinfen Corporation Of Connecticut Inc	$21,535,254.78	Connecticut State Checkbook
2024	Department Of Development Serv	The Caring Community Of Connecticut Inc	$21,523,847.02	Connecticut State Checkbook
2018	Department Of Transportation	Greater Hartford Transit Distrct	$21,519,931.22	Connecticut State Checkbook
2019	Department Of Development Serv	Rms Development Inc	$21,500,427.62	Connecticut State Checkbook
2018	Department Of Mental Heath And Addiction Services	Yale University	$21,470,923.80	Connecticut State Checkbook
2018	Department Of Social Services	Community Renewal Team Inc	$21,445,763.00	Connecticut State Checkbook
2021	Department Of Development Serv	Network Inc	$21,445,176.52	Connecticut State Checkbook
2018	Department Of Transportation	City Of New Haven	$21,432,102.61	Connecticut State Checkbook
2019	Department Of Development Serv	Key Human Services Inc	$21,421,714.90	Connecticut State Checkbook
2022	Department Of Development Serv	Community Systems Inc	$21,409,347.29	Connecticut State Checkbook
2020	Dept. Of Transportation	Greater Hartford Transit Distrct	$21,387,002.42	Connecticut State Checkbook
2022	Dept. Of Correction	Quest Diagnostics Incorporated	$21,370,995.05	Connecticut State Checkbook
2024	State Dept Of Education	Wethersfield Town Treasurer	$21,361,435.09	Connecticut State Checkbook
2022	Dept. Of Social Services	Tvcca Inc	$21,323,436.99	Connecticut State Checkbook
2021	Dept. Of Transportation	Northeast Transportation Co Inc	$21,283,521.87	Connecticut State Checkbook
2022	Econ. & Community Development	Connecticut Humanities Council Inc	$21,272,318.00	Connecticut State Checkbook
2019	Department Of Development Serv	Marrakech Housing Options Inc	$21,225,731.08	Connecticut State Checkbook
2023	State Dept Of Education	Wethersfield Town Treasurer	$21,214,787.34	Connecticut State Checkbook
2022	State Dept Of Education	Town Of Windsor	$21,183,423.16	Connecticut State Checkbook
2018	Department Of Mental Heath And Addiction Services	Dept Of Mental Health And Addiction Svcs Central Office	$21,177,316.73	Connecticut State Checkbook
2022	Dept Of Administrative Svcs	Assuredpartners New England Inc	$21,119,497.45	Connecticut State Checkbook
2024	Dept. Of Social Services	New Opportunities Inc	$21,085,888.01	Connecticut State Checkbook
2019	Dept Of Administrative Svcs	West Haven Town Treasurer	$21,050,553.00	Connecticut State Checkbook
2023	Department Of Development Serv	The Caring Community Of Connecticut Inc	$21,039,728.96	Connecticut State Checkbook
2019	Dept Of Administrative Svcs	Stratford Town Treasurer	$20,952,704.00	Connecticut State Checkbook
2022	Dept Of Emrg Svc & Public Prot	Dept Of Public Health	$20,924,304.65	Connecticut State Checkbook
2017	Connecticut Housing Finance Authority	Connecticut Housing Finance Authority	$20,908,654.36	Connecticut State Checkbook
2019	Dept. Of Public Health	City Of Groton	$20,889,091.15	Connecticut State Checkbook
2020	Department Of Development Serv	Network Inc	$20,846,116.95	Connecticut State Checkbook
2017	Department Of Public Health	Dept Of Social Services	$20,844,175.64	Connecticut State Checkbook
2022	State Dept Of Education	Town Of Killingly	$20,831,777.38	Connecticut State Checkbook
2021	Department Of Development Serv	Key Human Services Inc	$20,830,405.60	Connecticut State Checkbook
2021	Mental Health & Addiction Serv	Dept Of Administrative Services	$20,801,078.47	Connecticut State Checkbook
2022	State Dept Of Education	Town Of Plainfield	$20,745,317.10	Connecticut State Checkbook
2020	Department Of Development Serv	Whole Life Inc	$20,740,366.28	Connecticut State Checkbook
2023	State Dept Of Education	Town Of Windsor	$20,721,856.52	Connecticut State Checkbook
2023	Mental Health & Addiction Serv	Continuum Of Care Inc	$20,607,216.58	Connecticut State Checkbook
2021	Dept. Of Transportation	Empire Paving Inc	$20,601,705.47	Connecticut State Checkbook
2020	Dept. Of Transportation	Northeast Transportation Co Inc	$20,595,785.61	Connecticut State Checkbook
2022	Public Defender Services	Undisclosed	$20,569,755.15	Connecticut State Checkbook
2019	Dept. Of Transportation	Hntb Corporation	$20,560,716.04	Connecticut State Checkbook
2023	State Dept Of Education	Town Of Plainfield	$20,544,346.81	Connecticut State Checkbook
2023	Department Of Development Serv	Vinfen Corporation Of Connecticut Inc	$20,529,045.12	Connecticut State Checkbook
2024	State Dept Of Education	Town Of Windsor	$20,510,217.64	Connecticut State Checkbook
2017	Department Of Mental Heath And Addiction Services	Dept Of Mental Health And Addiction Svcs Central Office	$20,505,819.09	Connecticut State Checkbook
2021	State Dept Of Education	Town Of Killingly	$20,462,976.46	Connecticut State Checkbook
2021	Dept. Of Social Services	Community Renewal Team Inc	$20,443,780.02	Connecticut State Checkbook
2023	Office Of Policy & Management	City Of Danbury	$20,434,307.79	Connecticut State Checkbook
2024	Mental Health & Addiction Serv	Advanced Behaviorial Health Inc	$20,394,622.19	Connecticut State Checkbook
2021	Dept. Of Transportation	Norwalk Town Treasurer	$20,388,378.54	Connecticut State Checkbook
2017	Department Of Mental Heath And Addiction Services	Yale University	$20,379,901.03	Connecticut State Checkbook
2024	Dept Of Administrative Svcs	Town Of Windham	$20,353,645.02	Connecticut State Checkbook
2018	Department Of Transportation	Rotha Contr Co Inc	$20,330,194.66	Connecticut State Checkbook
2022	Mental Health & Addiction Serv	Community Health Resources Inc	$20,326,876.50	Connecticut State Checkbook
2021	Dept Of Energy & Environ Prot.	Town Of Wallingford Treasurer Office	$20,324,055.62	Connecticut State Checkbook
2022	Ccc - Naugatuck Valley	Community College System Office	$20,323,221.48	Connecticut State Checkbook
2024	Dept. Of Transportation	Hntb Corporation	$20,320,354.83	Connecticut State Checkbook
2021	Probate Court Administration	Connecticut Probate Courts	$20,282,190.77	Connecticut State Checkbook
2021	Mental Health & Addiction Serv	Dept Of Mental Health And Addiction Svcs Central Office	$20,280,000.00	Connecticut State Checkbook
2023	Dept. Of Social Services	Connecticut Health Insurance Exchange	$20,170,886.57	Connecticut State Checkbook
2019	Dept. Of Transportation	Wsp Usa Inc	$20,143,803.77	Connecticut State Checkbook
2020	Department Of Development Serv	Key Human Services Inc	$20,138,263.17	Connecticut State Checkbook
2021	Department Of Development Serv	Community Systems Inc	$20,119,800.51	Connecticut State Checkbook
2024	Dept. Of Transportation	Banton Construction Company Inc	$20,119,119.70	Connecticut State Checkbook
2020	Department Of Development Serv	Community Systems Inc	$20,114,467.54	Connecticut State Checkbook