| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2024 |
Social And Health Services |
Beneficial In-Home Care, Inc. |
$15,333,945.51 |
Washington State Checkbook |
| 2025 |
Military Department |
University Of Washington |
$15,329,570.38 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Public Hospital District 1 Of Ki |
$15,288,586.48 |
Washington State Checkbook |
| 2020 |
Transportation |
Wsp Usa Inc |
$15,284,090.52 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Full Life Care |
$15,272,504.59 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Bethany Of The Northwest |
$15,262,898.80 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Lewis Mason Thurston Counc Govts |
$15,256,296.08 |
Washington State Checkbook |
| 2016 |
Transportation |
Cascade Bridge Llc |
$15,255,826.97 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Doc Correctional Industries |
$15,255,012.72 |
Washington State Checkbook |
| 2018 |
Public Schools |
Federal Way Public Schools |
$15,241,638.01 |
Washington State Checkbook |
| 2022 |
Health |
Clark County Health Dept |
$15,235,964.89 |
Washington State Checkbook |
| 2020 |
Military Department |
Pease Construction Inc |
$15,204,645.22 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
International Community Health S |
$15,198,869.18 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Volunteers Of America Western Wa |
$15,179,019.65 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Thompson, Ferguson, Pllc |
$15,178,045.11 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Spokane Co Community Svc |
$15,163,731.21 |
Washington State Checkbook |
| 2020 |
Transportation |
Wash St Comm Colleges Dist 17 |
$15,144,573.52 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Kitsap County Human Services |
$15,141,273.76 |
Washington State Checkbook |
| 2023 |
Commerce |
Seattle City Of City Light |
$15,136,647.05 |
Washington State Checkbook |
| 2024 |
Transportation |
Garco Construction Inc |
$15,118,525.64 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Pierce County Human Services |
$15,114,871.74 |
Washington State Checkbook |
| 2024 |
Transportation |
Guy F Atkinson Const Llc |
$15,107,767.00 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Neighborcare Health |
$15,106,123.87 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Life Force Services Inc. |
$15,093,826.67 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Northwest Regional Council |
$15,075,220.07 |
Washington State Checkbook |
| 2024 |
Transportation |
Vimas Painting Company Inc |
$15,067,658.48 |
Washington State Checkbook |
| 2021 |
Commerce |
Schools Out Washington |
$15,059,890.00 |
Washington State Checkbook |
| 2024 |
Commerce |
Opportunity Council |
$15,042,880.93 |
Washington State Checkbook |
| 2020 |
Public Schools |
Everett Public Schools |
$15,018,332.87 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
City Of Tacoma |
$14,988,934.46 |
Washington State Checkbook |
| 2019 |
Transportation |
National Railroad Passenger Corp |
$14,982,818.34 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Cts Services |
$14,979,006.44 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Carahsoft Technology Corporation |
$14,975,657.04 |
Washington State Checkbook |
| 2020 |
Children, Youth, And Families |
Family Impact Network |
$14,971,999.06 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Dshs Aging Adult Sv Admin Hq |
$14,960,671.10 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Accredo Health Group Inc |
$14,957,910.45 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Oregon Health Sciences Univ |
$14,934,494.66 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Great Rivers Behavioral Health |
$14,908,586.46 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Cascade Connections |
$14,906,141.28 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Beneficial In-Home Care, Inc. |
$14,897,233.39 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Community Health Center Of Snoho |
$14,894,355.57 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Assoc Of University Physicians |
$14,881,250.58 |
Washington State Checkbook |
| 2019 |
Public Schools |
Central Valley School Dist 356 |
$14,879,235.44 |
Washington State Checkbook |
| 2016 |
Health |
Pfizer Inc |
$14,877,976.20 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Community Integrated Services, I |
$14,877,422.87 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Cts Services |
$14,863,625.31 |
Washington State Checkbook |
| 2024 |
Transportation |
King Co Metro |
$14,854,442.57 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Puget Sound Regional Services, I |
$14,852,753.33 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Comprehensive Mental Health Cntr |
$14,841,890.26 |
Washington State Checkbook |
| 2021 |
Transportation |
Manson Construction Co |
$14,841,264.57 |
Washington State Checkbook |
| 2025 |
Commerce |
Andy Hill Cancer Research Endowm |
$14,839,447.00 |
Washington State Checkbook |
| 2018 |
Ecology |
Seattle City Of Util Solid Wst |
$14,836,370.48 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Service Alternatives Inc. |
$14,832,416.15 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Walgreen Co |
$14,832,282.85 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Beneficial In-Home Care, Inc. |
$14,818,044.49 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Elite Home Care |
$14,816,091.12 |
Washington State Checkbook |
| 2018 |
Civil Legal Aid |
Northwest Justice Project |
$14,814,787.88 |
Washington State Checkbook |
| 2017 |
Department Of Corrections |
Amerisource Receivables Fin Corp |
$14,793,267.38 |
Washington State Checkbook |
| 2022 |
Health |
Spokane Regional Health Dist |
$14,772,915.26 |
Washington State Checkbook |
| 2017 |
Department Of Health |
Pfizer Inc |
$14,766,079.90 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Community Health Center Of Snoho |
$14,760,710.25 |
Washington State Checkbook |
| 2018 |
Natural Resources |
Usda Forest Service |
$14,752,950.28 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Puget Sound Regional Services, I |
$14,723,281.97 |
Washington State Checkbook |
| 2021 |
Health |
Clark County Health Dept |
$14,699,001.92 |
Washington State Checkbook |
| 2024 |
Workforce Trng & Educ Coord Board |
State Board For Community & Tech |
$14,685,402.30 |
Washington State Checkbook |
| 2019 |
Health |
Walla Walla City Of |
$14,674,580.61 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Thompson, Ferguson, Pllc |
$14,673,988.71 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Snohomish County Division On |
$14,673,986.14 |
Washington State Checkbook |
| 2025 |
Commerce |
Multi Service Center |
$14,671,426.48 |
Washington State Checkbook |
| 2023 |
Transportation |
Mid Mountain Contractors Inc |
$14,670,796.77 |
Washington State Checkbook |
| 2022 |
Fish And Wildlife |
Us Bank Purchasing Card Program |
$14,657,735.25 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Accenture Llp |
$14,653,118.68 |
Washington State Checkbook |
| 2016 |
Enterprise Services |
Pitney Bowes Bank |
$14,650,000.00 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
Community Health Center Of Snoho |
$14,641,991.69 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Service Alternatives Inc. |
$14,639,294.48 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Greater Columbia Behavioral Hlth |
$14,630,030.02 |
Washington State Checkbook |
| 2024 |
Transportation |
Siemens Energy Inc |
$14,605,226.60 |
Washington State Checkbook |
| 2024 |
Ecology |
Spokane City Of |
$14,600,216.42 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Providence Health & Services - W |
$14,559,699.77 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Esd General Fund Account |
$14,538,896.45 |
Washington State Checkbook |
| 2024 |
Ecology |
Yelm City Of |
$14,531,753.65 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Assoc Of University Physicians |
$14,521,812.26 |
Washington State Checkbook |
| 2021 |
Commerce |
Agr General Acct |
$14,517,125.00 |
Washington State Checkbook |
| 2021 |
Agriculture |
Geocko Inc |
$14,517,125.00 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Caregivers Nw Of Wa Llc |
$14,516,082.71 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Delta Dental Of Washington |
$14,513,813.44 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
University Of Washington |
$14,500,479.44 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Life Force Services Inc. |
$14,480,845.16 |
Washington State Checkbook |
| 2018 |
Health |
Public Health Service Bureau |
$14,476,113.09 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Dshs Aging Adult Sv Admin Hq |
$14,470,693.66 |
Washington State Checkbook |
| 2016 |
Public Schools |
Pasco School District No 1 |
$14,455,827.73 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Hca Admin Accounting |
$14,454,731.42 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Dshs Aging Adult Sv Admin Hq |
$14,429,812.00 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Corporate Translation Services I |
$14,425,863.87 |
Washington State Checkbook |
| 2023 |
Public Schools |
Walla Walla School Dist 140 |
$14,425,859.88 |
Washington State Checkbook |
| 2021 |
Transportation |
Vigor Marine Llc |
$14,418,878.20 |
Washington State Checkbook |
| 2025 |
Commerce |
Skagit County |
$14,417,271.02 |
Washington State Checkbook |
| 2016 |
Transportation |
Electronic Transaction Consult |
$14,413,674.65 |
Washington State Checkbook |
| 2021 |
Corrections |
Des Risk Mgmt Self Insur Claim |
$14,413,366.57 |
Washington State Checkbook |
| 2024 |
Public Schools |
Ferndale School District 502 |
$14,397,344.34 |
Washington State Checkbook |