Year	Employer	Vendor Name	Amount	Source
2023	Social And Health Services	Kyndryl Inc	$32,444,436.80	Washington State Checkbook
2019	Washington State Checkbook	Seattle City Of Human Services	$32,363,586.54	Washington State Checkbook
2022	Washington State Checkbook	Stillaguamish Tribe Of Indians	$32,268,541.59	Washington State Checkbook
2019	Washington State Checkbook	Scarsella Bros Inc	$32,243,496.09	Washington State Checkbook
2020	Washington State Checkbook	Uw-Financial Accounting	$32,215,075.88	Washington State Checkbook
2018	Transportation	Central Puget Sound Transit Auth	$32,057,680.67	Washington State Checkbook
2017	Dept Of Social And Health Services	International Business Machines	$31,993,238.87	Washington State Checkbook
2020	Washington State Checkbook	Hdr Engineering Inc	$31,957,643.45	Washington State Checkbook
2022	Washington State Checkbook	North Sound Behavioral Hlth Org	$31,890,128.22	Washington State Checkbook
2021	Washington State Checkbook	Peacehealth	$31,847,107.20	Washington State Checkbook
2021	Washington State Checkbook	Hdr Engineering Inc	$31,791,463.08	Washington State Checkbook
2023	Children, Youth, And Families	Snohomish County Human Services	$31,779,926.63	Washington State Checkbook
2023	Recreation And Conservation Office	Dfw General Account	$31,735,314.19	Washington State Checkbook
2020	Washington State Checkbook	Uw-Grant & Contract Accounting	$31,669,821.22	Washington State Checkbook
2021	Washington State Checkbook	Des Consolidated Mail Services	$31,661,453.92	Washington State Checkbook
2023	Military Department	Dshs Fso Interagency	$31,601,638.18	Washington State Checkbook
2023	Health Care Authority	Public Hospital Dist No 1 Skagit	$31,598,813.87	Washington State Checkbook
2019	Washington State Checkbook	Shi International Corp	$31,580,222.70	Washington State Checkbook
2019	Washington State Checkbook	Chesterfield Services Inc	$31,578,491.01	Washington State Checkbook
2021	Washington State Checkbook	Office Of Admin Hearings	$31,532,542.42	Washington State Checkbook
2021	Washington State Checkbook	Colehour & Cohen Inc	$31,532,251.56	Washington State Checkbook
2020	Washington State Checkbook	Ofm Enterprise Systems Fee	$31,527,271.75	Washington State Checkbook
2021	Washington State Checkbook	Pease Construction Inc	$31,455,840.37	Washington State Checkbook
2023	Social And Health Services	Com General Acct	$31,390,712.99	Washington State Checkbook
2020	Washington State Checkbook	Great Rivers Behavioral Health O	$31,383,008.02	Washington State Checkbook
2021	Washington State Checkbook	Merck Sharp And Dohme Corp	$31,375,807.36	Washington State Checkbook
2022	Washington State Checkbook	Dfw General Account	$31,357,580.18	Washington State Checkbook
2019	Washington State Checkbook	Merck Sharp And Dohme Corp	$31,321,212.80	Washington State Checkbook
2020	Washington State Checkbook	Des Consolidated Mail Services	$31,258,135.22	Washington State Checkbook
2017	Department Of Transportation	Hamilton Construction Company	$31,139,316.16	Washington State Checkbook
2022	Washington State Checkbook	Addus Healthcare Inc.	$31,104,773.24	Washington State Checkbook
2022	Washington State Checkbook	Max J Kuney Company	$31,061,145.84	Washington State Checkbook
2020	Washington State Checkbook	Providence Health And Services-W	$30,945,839.29	Washington State Checkbook
2018	Transportation	Hamilton Construction Company	$30,927,616.97	Washington State Checkbook
2021	Washington State Checkbook	Granite Construction Company	$30,874,179.57	Washington State Checkbook
2020	Washington State Checkbook	Kitsap County	$30,758,180.84	Washington State Checkbook
2018	Transportation	Siemens Industry Inc	$30,744,421.73	Washington State Checkbook
2017	Dept Of Social And Health Services	Korean Womens Association	$30,744,082.39	Washington State Checkbook
2018	Social And Health Services	First Choice In-Home Care, Inc.	$30,693,083.81	Washington State Checkbook
2020	Washington State Checkbook	Public Hospital District 1 Of Ki	$30,673,495.82	Washington State Checkbook
2020	Washington State Checkbook	Des Motor Trans Div	$30,617,709.15	Washington State Checkbook
2023	Social And Health Services	Addus Healthcare Inc.	$30,551,447.97	Washington State Checkbook
2020	Washington State Checkbook	Central Washington Asphalt Inc	$30,513,947.16	Washington State Checkbook
2022	Washington State Checkbook	Merck Sharp And Dohme Corp	$30,475,154.77	Washington State Checkbook
2017	Department Of Ecology	Oak Harbor City Of	$30,467,248.79	Washington State Checkbook
2018	Health Care Authority	Public Hospital District 1 Of Ki	$30,410,795.84	Washington State Checkbook
2017	Wash State Health Care Authority	Public Hospital District 1 Of Ki	$30,385,072.99	Washington State Checkbook
2018	Social And Health Services	International Business Machines	$30,361,652.88	Washington State Checkbook
2018	Transportation	Bnsf Railway Company	$30,348,482.10	Washington State Checkbook
2018	Social And Health Services	Chesterfield Services Inc	$30,228,732.07	Washington State Checkbook
2018	Health Care Authority	Good Health, Inc.	$30,093,870.09	Washington State Checkbook
2017	Wash State Health Care Authority	Walgreen Co	$30,092,554.94	Washington State Checkbook
2020	Washington State Checkbook	Beacon Health Options Inc	$30,084,156.15	Washington State Checkbook
2020	Washington State Checkbook	Jay Franco And Sons Inc	$30,034,435.00	Washington State Checkbook
2023	Health Care Authority	Accredo Health Group Inc	$29,998,974.74	Washington State Checkbook
2021	Washington State Checkbook	Providence Health And Services-W	$29,993,917.40	Washington State Checkbook
2021	Washington State Checkbook	Northwest Pathology Ps	$29,930,008.43	Washington State Checkbook
2017	Dept Of Social And Health Services	North Sound Behavioral Hlth Org	$29,914,788.92	Washington State Checkbook
2022	Washington State Checkbook	Des Consolidated Mail Services	$29,829,011.35	Washington State Checkbook
2022	Washington State Checkbook	Des Motor Trans Div	$29,805,763.12	Washington State Checkbook
2021	Washington State Checkbook	Swinomish Indian Tribal Communit	$29,798,081.56	Washington State Checkbook
2019	Washington State Checkbook	Bloodworks	$29,721,422.06	Washington State Checkbook
2018	Social And Health Services	Sbctc Fund 001	$29,678,422.12	Washington State Checkbook
2023	Health Care Authority	Sea-Mar Community Health Center	$29,676,264.45	Washington State Checkbook
2023	Children, Youth, And Families	Washington State Child Care Res	$29,648,460.02	Washington State Checkbook
2018	Social And Health Services	Des Risk Mgmt Self Insur Claim	$29,578,550.43	Washington State Checkbook
2022	Washington State Checkbook	Everly Well Inc	$29,544,310.00	Washington State Checkbook
2021	Washington State Checkbook	Dnr Deposit Acct	$29,529,409.46	Washington State Checkbook
2020	Washington State Checkbook	Yakima Valley Farm Workers Clini	$29,510,586.61	Washington State Checkbook
2020	Washington State Checkbook	Unitedhealthcare Of Washington	$29,476,433.24	Washington State Checkbook
2023	Transportation	Interwest Construction Inc	$29,449,729.68	Washington State Checkbook
2018	Social And Health Services	United Behavioral Health Inc	$29,428,678.62	Washington State Checkbook
2018	Transportation	Lakeside Industries Inc	$29,361,051.77	Washington State Checkbook
2023	Social And Health Services	Senior Life Resources Northwest,	$29,335,481.06	Washington State Checkbook
2019	Washington State Checkbook	Lakeside Industries Inc	$29,288,259.53	Washington State Checkbook
2023	Labor And Industries	Atg Legal Svcs	$29,259,924.58	Washington State Checkbook
2019	Washington State Checkbook	Des Motor Trans Div	$29,255,416.09	Washington State Checkbook
2019	Washington State Checkbook	Fast Enterprises Llc	$29,091,302.01	Washington State Checkbook
2019	Washington State Checkbook	Liberty Maintenance Inc	$29,038,010.54	Washington State Checkbook
2022	Washington State Checkbook	Virginia Mason Medical Center	$28,984,987.43	Washington State Checkbook
2019	Washington State Checkbook	Providence Health And Srvs Wa	$28,972,444.47	Washington State Checkbook
2021	Washington State Checkbook	Sunrise Services Inc.	$28,873,688.91	Washington State Checkbook
2021	Washington State Checkbook	Ferndale City Of	$28,852,478.54	Washington State Checkbook
2022	Washington State Checkbook	Hope Human Services Llc	$28,845,309.30	Washington State Checkbook
2022	Washington State Checkbook	Dshs Aging Adult Sv Admin Hq	$28,838,922.32	Washington State Checkbook
2023	Social And Health Services	Sunrise Services Inc.	$28,766,094.24	Washington State Checkbook
2020	Washington State Checkbook	Dshs Fso Interagency	$28,718,196.90	Washington State Checkbook
2021	Washington State Checkbook	Wsp Usa Inc	$28,619,413.19	Washington State Checkbook
2023	Corrections	American Behavioral Health Sys	$28,601,646.12	Washington State Checkbook
2023	Social And Health Services	Community Living	$28,554,563.57	Washington State Checkbook
2021	Washington State Checkbook	Hca Admin Accounting	$28,518,218.69	Washington State Checkbook
2017	Wash State Health Care Authority	Bloodworks	$28,405,340.50	Washington State Checkbook
2022	Washington State Checkbook	Central Washington Asphalt Inc	$28,382,719.24	Washington State Checkbook
2022	Washington State Checkbook	Yakima Valley Memorial Hospital	$28,352,005.42	Washington State Checkbook
2018	Social And Health Services	Sl Start And Associates Llc	$28,345,864.52	Washington State Checkbook
2020	Washington State Checkbook	Centralia School Dist No 401	$28,336,698.21	Washington State Checkbook
2021	Washington State Checkbook	Central Valley School Dist 356	$28,291,844.71	Washington State Checkbook
2023	Social And Health Services	Evergreen Washington Healthcare	$28,186,804.27	Washington State Checkbook
2022	Washington State Checkbook	Washington State Child Care Res	$28,147,298.46	Washington State Checkbook
2020	Washington State Checkbook	North Sound Behavioral Hlth Org	$28,116,022.95	Washington State Checkbook