Year	Employer	Vendor Name	Amount	Source
2017	Dept Of Social And Health Services	Us Bank Purchasing Card Program	$39,175,604.18	Washington State Checkbook
2023	Transportation	Kiewit Infrastructure West Co	$39,049,158.74	Washington State Checkbook
2022	Washington State Checkbook	Medefis Inc	$39,031,463.73	Washington State Checkbook
2017	Dept Of Social And Health Services	Rescare Of Washington Inc.	$38,703,703.60	Washington State Checkbook
2018	Health Care Authority	Client Network Services Inc	$38,701,704.50	Washington State Checkbook
2023	Health Care Authority	Yakima Valley Farm Workers Clini	$38,644,409.08	Washington State Checkbook
2023	Children, Youth, And Families	Kuehg Corp	$38,598,895.25	Washington State Checkbook
2019	Washington State Checkbook	Skanska Usa Civil West Ca Dist	$38,556,515.25	Washington State Checkbook
2017	Dept Of Social And Health Services	Seattle City Of Human Services	$38,417,168.52	Washington State Checkbook
2022	Washington State Checkbook	Yakima Valley Farm Workers Clini	$38,388,175.30	Washington State Checkbook
2022	Washington State Checkbook	Clark County Community Services	$38,228,409.74	Washington State Checkbook
2021	Washington State Checkbook	Clark County Auditor	$38,180,260.64	Washington State Checkbook
2023	Commerce	Opportunity Council	$38,129,158.38	Washington State Checkbook
2023	Commerce	Clark County Community Services	$38,089,756.49	Washington State Checkbook
2018	Health Care Authority	Yakima Valley Farm Workers Clini	$38,066,334.19	Washington State Checkbook
2017	Dept Of Social And Health Services	Stillaguamish Tribe Of Indians	$37,844,771.21	Washington State Checkbook
2023	Commerce	Andy Hill Cancer Research Endowm	$37,829,036.15	Washington State Checkbook
2023	Social And Health Services	Chesterfield Services Inc	$37,795,176.48	Washington State Checkbook
2023	Transportation	Seattle City Of Dept Of Transp	$37,721,530.79	Washington State Checkbook
2017	Wash State Health Care Authority	Unitedhealthcare Of Washington	$37,655,743.82	Washington State Checkbook
2022	Washington State Checkbook	Ofm Enterprise Systems Fee	$37,649,519.24	Washington State Checkbook
2018	Health Care Authority	Hopelink	$37,513,751.97	Washington State Checkbook
2021	Washington State Checkbook	Chesterfield Services Inc	$37,426,449.18	Washington State Checkbook
2023	Military Department	Providence Health & Services Wa	$37,361,916.51	Washington State Checkbook
2019	Washington State Checkbook	Spokane City Of	$37,354,204.14	Washington State Checkbook
2018	Social And Health Services	Ambitions Of Washington	$37,328,589.14	Washington State Checkbook
2019	Washington State Checkbook	King Co Public Health	$37,288,385.78	Washington State Checkbook
2021	Washington State Checkbook	Dshs Economic Svs Hq	$37,196,881.33	Washington State Checkbook
2020	Washington State Checkbook	Vancouver School District 37	$37,151,891.94	Washington State Checkbook
2017	Department Of Transportation	Skanska Usa Civil West Ca Dist	$37,056,307.66	Washington State Checkbook
2019	Washington State Checkbook	Vigor Marine Llc	$36,998,567.55	Washington State Checkbook
2019	Washington State Checkbook	Korean Womens Association	$36,879,373.57	Washington State Checkbook
2020	Washington State Checkbook	Hopelink	$36,879,225.38	Washington State Checkbook
2023	Health Care Authority	Community Health Association Of	$36,845,023.75	Washington State Checkbook
2017	Department Of Transportation	Central Washington Asphalt Inc	$36,724,911.39	Washington State Checkbook
2019	Washington State Checkbook	Puget Sound Educ Svc Dist 121	$36,668,721.84	Washington State Checkbook
2018	Social And Health Services	North Sound Behavioral Hlth Org	$36,525,099.26	Washington State Checkbook
2022	Washington State Checkbook	Colehour & Cohen Inc	$36,486,868.64	Washington State Checkbook
2022	Washington State Checkbook	Chesterfield Services Inc	$36,384,688.56	Washington State Checkbook
2023	Children, Youth, And Families	King Co Finance	$36,331,636.32	Washington State Checkbook
2017	Wash State Health Care Authority	Yakima Valley Farm Workers Clini	$36,219,869.91	Washington State Checkbook
2022	Washington State Checkbook	Insight Public Sector Inc	$36,165,666.06	Washington State Checkbook
2021	Washington State Checkbook	Ospi General Fund 001	$36,011,126.48	Washington State Checkbook
2021	Washington State Checkbook	Beacon Health Options Inc	$35,965,339.39	Washington State Checkbook
2019	Washington State Checkbook	Com General Acct	$35,926,177.58	Washington State Checkbook
2021	Washington State Checkbook	Kiewit Infrastructure West Co	$35,906,732.42	Washington State Checkbook
2017	Wash State Health Care Authority	Hopelink	$35,844,653.86	Washington State Checkbook
2020	Washington State Checkbook	Rainier Inc	$35,597,690.97	Washington State Checkbook
2019	Washington State Checkbook	Client Network Services Llc	$35,462,865.93	Washington State Checkbook
2021	Washington State Checkbook	Yakima Valley Farm Workers Clini	$35,447,759.00	Washington State Checkbook
2017	Dept Of Social And Health Services	Ambitions Of Washington	$35,397,400.36	Washington State Checkbook
2017	Wash State Health Care Authority	Sea-Mar Community Health Center	$35,364,970.85	Washington State Checkbook
2019	Washington State Checkbook	First Choice In-Home Care, Inc.	$35,351,298.84	Washington State Checkbook
2018	Transportation	Central Washington Asphalt Inc	$35,185,381.72	Washington State Checkbook
2023	Social And Health Services	Hope Human Services Llc	$35,173,175.32	Washington State Checkbook
2023	Military Department	Swedish Health Services	$35,155,489.27	Washington State Checkbook
2020	Washington State Checkbook	International Business Machines	$35,138,592.55	Washington State Checkbook
2020	Washington State Checkbook	Bloodworks	$34,826,495.32	Washington State Checkbook
2021	Washington State Checkbook	Kuehg Corp	$34,786,704.55	Washington State Checkbook
2019	Washington State Checkbook	North Sound Behavioral Hlth Org	$34,639,306.03	Washington State Checkbook
2020	Washington State Checkbook	Kuehg Corp	$34,621,733.85	Washington State Checkbook
2021	Washington State Checkbook	Puget Sound Educ Svc Dist 121	$34,468,150.10	Washington State Checkbook
2017	Wash State Health Care Authority	Regence Blueshield	$34,463,504.45	Washington State Checkbook
2023	Health Care Authority	North Sound Behavioral Hlth Org	$34,235,083.41	Washington State Checkbook
2021	Washington State Checkbook	Public Hospital District 1 Of Ki	$34,194,478.11	Washington State Checkbook
2018	Social And Health Services	Korean Womens Association	$34,066,302.32	Washington State Checkbook
2020	Washington State Checkbook	Alpha Supported Living Services	$34,040,025.33	Washington State Checkbook
2023	Social And Health Services	King County	$34,002,882.55	Washington State Checkbook
2022	Washington State Checkbook	Evergreen School District 114	$33,873,205.43	Washington State Checkbook
2022	Washington State Checkbook	King Co Natural Resources	$33,815,024.74	Washington State Checkbook
2022	Washington State Checkbook	Seattle School Dist 1	$33,812,622.82	Washington State Checkbook
2020	Washington State Checkbook	Puget Sound Educ Svc Dist 121	$33,764,733.16	Washington State Checkbook
2021	Washington State Checkbook	Addus Healthcare Inc.	$33,728,579.87	Washington State Checkbook
2022	Washington State Checkbook	Spokane Public School Dist 81	$33,593,306.72	Washington State Checkbook
2022	Washington State Checkbook	Spokane Regional Health Dist	$33,432,081.83	Washington State Checkbook
2017	Department Of Health	Merck Sharp And Dohme Corp	$33,390,280.05	Washington State Checkbook
2021	Washington State Checkbook	Hntb Corp	$33,358,275.94	Washington State Checkbook
2019	Washington State Checkbook	International Business Machines	$33,349,466.81	Washington State Checkbook
2023	Civil Legal Aid	Northwest Justice Project	$33,288,932.92	Washington State Checkbook
2021	Washington State Checkbook	Scarsella Bros Inc	$33,212,160.37	Washington State Checkbook
2023	Social And Health Services	Medefis Inc	$33,167,250.41	Washington State Checkbook
2020	Washington State Checkbook	Thurston County	$33,156,845.29	Washington State Checkbook
2019	Washington State Checkbook	Granite Construction Company	$33,137,732.00	Washington State Checkbook
2020	Washington State Checkbook	Sister's Of Providence - Provide	$33,027,257.49	Washington State Checkbook
2018	Social And Health Services	Spokane Co Community Svc	$33,020,786.65	Washington State Checkbook
2018	Transportation	Max J Kuney Company	$33,013,319.57	Washington State Checkbook
2019	Washington State Checkbook	Public Hospital District 1 Of Ki	$32,955,469.01	Washington State Checkbook
2018	Transportation	Vigor Fab Llc	$32,871,798.79	Washington State Checkbook
2022	Washington State Checkbook	Seattle City Of Dept Of Transp	$32,870,517.65	Washington State Checkbook
2020	Washington State Checkbook	Chesterfield Services Inc	$32,860,202.24	Washington State Checkbook
2023	Ecology	Rcfb Capital Projects	$32,832,926.55	Washington State Checkbook
2023	Transportation	Hdr Engineering Inc	$32,756,414.38	Washington State Checkbook
2018	Health	Merck Sharp And Dohme Corp	$32,752,417.85	Washington State Checkbook
2021	Washington State Checkbook	Ofm Enterprise Systems Fee	$32,702,166.71	Washington State Checkbook
2019	Washington State Checkbook	Uw-Grant & Contract Accounting	$32,696,797.87	Washington State Checkbook
2023	Transportation	Jacobs Engineering Group Inc	$32,639,373.40	Washington State Checkbook
2022	Washington State Checkbook	Northwest Justice Project	$32,605,243.31	Washington State Checkbook
2020	Washington State Checkbook	Merck Sharp And Dohme Corp	$32,601,008.48	Washington State Checkbook
2019	Washington State Checkbook	Yakima Valley Farm Workers Clini	$32,568,823.69	Washington State Checkbook
2017	Department Of Transportation	Rainier Inc	$32,560,862.82	Washington State Checkbook