| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2022 |
Washington State Checkbook |
Community Integrated Services, I |
$20,799,335.73 |
Washington State Checkbook |
| 2023 |
Military Department |
Univ Of Wa |
$20,790,686.82 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Thornburg Computer Services Llc |
$20,766,405.01 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Com General Acct |
$20,763,066.72 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Agr General Acct |
$20,747,416.76 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Acme Concrete Paving Inc |
$20,737,006.73 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Highline School District 401 |
$20,714,266.52 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Hca Admin Accounting |
$20,705,092.62 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
King Co Metro |
$20,666,185.57 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Electronic Transaction Consult |
$20,634,267.89 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Family Impact Network |
$20,617,705.69 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Beacon Health Options Inc |
$20,615,308.76 |
Washington State Checkbook |
| 2024 |
Recreation And Conservation Office |
Dfw General Account |
$20,595,738.95 |
Washington State Checkbook |
| 2024 |
Public Schools |
Chief Leschi Schools |
$20,570,148.57 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Community Health Association Of |
$20,552,286.18 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Community Health Care - Tacoma |
$20,495,334.25 |
Washington State Checkbook |
| 2023 |
Transportation |
Des Risk Mgmt Self Insur Claim |
$20,468,862.39 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Cowlitz County - Aging Disabilit |
$20,453,750.91 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Bhc Fairfax Hospital Inc |
$20,426,954.20 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Southeast Wa Aging & Long Term |
$20,425,483.79 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
King Co Public Health |
$20,406,467.14 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Central Kitsap School Dist 401 |
$20,358,577.96 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Pierce County Human Services |
$20,357,395.73 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Public Hospital District 1 Skag |
$20,350,921.84 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Paratransit Services |
$20,328,517.79 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Kadlec Regional Medical Center |
$20,298,556.48 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Yakima Valley Memorial Hospital |
$20,293,773.92 |
Washington State Checkbook |
| 2025 |
Deaf And Hard Of Hearing Youth |
Skanska Usa Building Inc |
$20,267,128.85 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Provail |
$20,243,703.39 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Esd General Fund Account |
$20,202,055.54 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
King County |
$20,195,675.54 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Washington Association Of |
$20,188,389.50 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Des Technology Leasing |
$20,178,488.92 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Beneficial In-Home Care, Inc. |
$20,178,032.08 |
Washington State Checkbook |
| 2025 |
Washington Technology Solutions |
Ensono Lp |
$20,167,748.84 |
Washington State Checkbook |
| 2024 |
Criminal Justice Training Cmsn |
Washington Assn Of Sheriffs |
$20,146,530.54 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
Pierce County Budget & Finance |
$20,124,151.03 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Universal Language Service Inc |
$20,086,939.00 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Public Hospital District 1 Skag |
$20,054,443.40 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Kadlec Regional Medical Center |
$20,054,120.33 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Tucci & Sons Inc |
$20,040,849.73 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Puyallup Tribal Health Authority |
$20,029,699.79 |
Washington State Checkbook |
| 2025 |
Military Department |
City Of Seattle |
$20,027,258.25 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Walla Walla City Of |
$20,025,581.71 |
Washington State Checkbook |
| 2025 |
Corrections |
Hca Admin Accounting |
$20,021,649.12 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
American Medical Response Ambula |
$20,020,474.65 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Community Health Care - Tacoma |
$20,020,349.84 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Walsh Construction Ii |
$20,012,744.67 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Hca Admin Accounting |
$20,000,143.06 |
Washington State Checkbook |
| 2024 |
Ecology |
Seattle City Of Util Solid Wst |
$19,990,767.59 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Peacehealth |
$19,989,358.09 |
Washington State Checkbook |
| 2024 |
Military Department |
Kaiser Foundation Health Plan Wa |
$19,985,065.20 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Thurston Mason Behav Health Org |
$19,966,199.40 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Consolidated Resources Health Ca |
$19,964,565.36 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Wash St Housing Financecomm |
$19,961,375.99 |
Washington State Checkbook |
| 2018 |
Social And Health Services |
Sunrise Services Inc. |
$19,939,921.57 |
Washington State Checkbook |
| 2018 |
Early Learning |
Dshs Fso Interagency |
$19,922,471.47 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
Us Bank Purchasing Card Program |
$19,921,961.69 |
Washington State Checkbook |
| 2023 |
Commerce |
Washington State Convention Ctr |
$19,900,000.00 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Addus Healthcare Inc. |
$19,896,858.73 |
Washington State Checkbook |
| 2018 |
Transportation |
Flatiron West Inc |
$19,891,742.47 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Auburn School District 408 |
$19,879,323.38 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Cts Cts Allocations |
$19,842,328.26 |
Washington State Checkbook |
| 2018 |
Social And Health Services |
Addus Healthcare Inc. |
$19,818,632.03 |
Washington State Checkbook |
| 2024 |
Health |
Tacoma Pierce County Health Dept |
$19,775,832.53 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Washington Association Of |
$19,764,879.68 |
Washington State Checkbook |
| 2023 |
Health |
Ospi General Fund 001 |
$19,764,527.54 |
Washington State Checkbook |
| 2023 |
Transportation |
Lakeside Industries Inc |
$19,756,919.54 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Cowlitz County - Aging Disabilit |
$19,753,553.57 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Fast Enterprises Llc |
$19,738,263.96 |
Washington State Checkbook |
| 2018 |
Public Schools |
Seattle School Dist 1 |
$19,732,157.69 |
Washington State Checkbook |
| 2025 |
Commerce |
Snohomish County Pud 1 |
$19,696,931.11 |
Washington State Checkbook |
| 2018 |
Social And Health Services |
Com General Acct |
$19,687,592.80 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
American Medical Response Ambula |
$19,671,502.58 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Ospi General Fund 001 |
$19,669,335.63 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Universal Language Service Inc |
$19,654,736.20 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Frey, Thomas Edward |
$19,622,713.38 |
Washington State Checkbook |
| 2023 |
Employment Security Department |
Office Of Admin Hearings |
$19,577,397.06 |
Washington State Checkbook |
| 2024 |
Corrections |
Hca Admin Accounting |
$19,573,142.66 |
Washington State Checkbook |
| 2025 |
Children, Youth, And Families |
Snohomish County Human Services |
$19,524,260.94 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Pfizer Inc |
$19,522,282.90 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Community Integrated Services I |
$19,482,319.54 |
Washington State Checkbook |
| 2017 |
Department Of Corrections |
Sbctc Fund 001 |
$19,476,479.13 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Community Integrated Services, I |
$19,474,048.45 |
Washington State Checkbook |
| 2023 |
Military Department |
Seattle City Of Emerg Mngmt |
$19,454,868.48 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Community Health Care - Tacoma |
$19,454,451.30 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Full Life Care |
$19,442,710.96 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Sunrise Services Inc. |
$19,438,445.76 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Amicable Health Care |
$19,428,108.23 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Full Life Care |
$19,414,960.38 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Service Alternatives Inc |
$19,410,215.22 |
Washington State Checkbook |
| 2017 |
Department Of Ecology |
King Co Natural Res & Parks |
$19,367,713.89 |
Washington State Checkbook |
| 2025 |
Transportation |
Hill International Inc |
$19,339,258.51 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Beneficial In-Home Care Inc |
$19,334,411.85 |
Washington State Checkbook |
| 2017 |
Wash State Health Care Authority |
Community Health Center Of Snoho |
$19,323,621.96 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Skanska Usa Civil West Ca Dist |
$19,308,594.98 |
Washington State Checkbook |
| 2025 |
Commerce |
Seattle City Of City Light |
$19,280,148.46 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
American Medical Response Ambula |
$19,268,100.20 |
Washington State Checkbook |
| 2024 |
Public Schools |
Spokane Public School Dist 81 |
$19,263,022.05 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Rehabco, Inc. |
$19,262,632.87 |
Washington State Checkbook |