| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2022 |
Commerce |
Spokane Co Community Svc |
$19,566,754.37 |
Washington State Checkbook |
| 2025 |
Children, Youth, And Families |
Snohomish County Human Services |
$19,524,260.94 |
Washington State Checkbook |
| 2021 |
Health |
Pfizer Inc |
$19,522,282.90 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Grays Harbor County |
$19,507,454.59 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Community Integrated Services, I |
$19,482,319.54 |
Washington State Checkbook |
| 2016 |
Social And Health Services |
Pierce County Budget & Finance |
$19,479,577.91 |
Washington State Checkbook |
| 2017 |
Department Of Corrections |
Sbctc Fund 001 |
$19,476,479.13 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
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 |
| 2017 |
Dept Of Social And Health Services |
Sunrise Services Inc. |
$19,438,445.76 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Amicable Health Care |
$19,428,108.23 |
Washington State Checkbook |
| 2020 |
Corrections |
Sbctc Fund 001 |
$19,424,431.18 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Full Life Care |
$19,414,960.38 |
Washington State Checkbook |
| 2017 |
Department Of Ecology |
King Co Natural Res & Parks |
$19,367,713.89 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Doh Grants |
$19,351,516.07 |
Washington State Checkbook |
| 2025 |
Transportation |
Hill International Inc |
$19,339,258.51 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
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 |
Transportation |
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 |
| 2016 |
Social And Health Services |
Bhc Fairfax Hospital Inc |
$19,268,611.21 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
American Medical Response Ambula |
$19,268,100.20 |
Washington State Checkbook |
| 2016 |
Military Department |
Absher Construction Company |
$19,266,341.16 |
Washington State Checkbook |
| 2024 |
Public Schools |
Spokane Public School Dist 81 |
$19,263,022.05 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Rehabco, Inc. |
$19,262,632.87 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Caremark Llc |
$19,157,201.51 |
Washington State Checkbook |
| 2023 |
Transportation |
Parametrix Inc |
$19,152,383.26 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Peacehealth Southwest Medical Ce |
$19,121,887.81 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Peacehealth |
$19,120,746.46 |
Washington State Checkbook |
| 2018 |
Corrections |
American Behavioral Health Sys |
$19,052,820.80 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Community Health Center Of Snoho |
$19,046,333.12 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
Spokane Regional Health Dist |
$19,017,369.43 |
Washington State Checkbook |
| 2021 |
Enterprise Services |
Ospi General Fund 001 |
$19,000,000.00 |
Washington State Checkbook |
| 2019 |
Enterprise Services |
Pitney Bowes Bank |
$19,000,000.00 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
King County Public Hospital Dist |
$18,987,513.00 |
Washington State Checkbook |
| 2016 |
Corrections |
Amerisource Receivables Fin Corp |
$18,966,275.95 |
Washington State Checkbook |
| 2022 |
Corrections |
Sbctc Fund 001 |
$18,962,706.37 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
City Of Tacoma |
$18,932,354.31 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
Yakima Valley Memorial Hospital |
$18,930,800.61 |
Washington State Checkbook |
| 2023 |
Public Schools |
Impact Public Schools |
$18,909,263.98 |
Washington State Checkbook |
| 2016 |
Social And Health Services |
Addus Healthcare Inc. |
$18,907,349.89 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Provail |
$18,900,446.49 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Community Health Center Of Snoho |
$18,898,631.41 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Yakima Valley Memorial Hospital |
$18,898,357.04 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Cts Services |
$18,895,975.53 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Sails Washington Inc |
$18,886,692.85 |
Washington State Checkbook |
| 2025 |
Transportation |
Kapsch Trafficcom Usa Inc |
$18,884,208.16 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Universal Language Service Inc |
$18,826,882.87 |
Washington State Checkbook |
| 2019 |
Public Schools |
Monroe School District 103 |
$18,819,655.82 |
Washington State Checkbook |
| 2016 |
Early Learning |
Puget Sound Educ Svc Dist 121 |
$18,817,836.03 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
Universal Language Service Inc |
$18,798,746.45 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Providence Health And Services W |
$18,788,374.87 |
Washington State Checkbook |
| 2025 |
Commerce |
Clark County |
$18,749,184.71 |
Washington State Checkbook |
| 2017 |
Department Of Transportation |
Siemens Industry Inc |
$18,740,563.60 |
Washington State Checkbook |
| 2017 |
Department Of Transportation |
Des Risk Mgmt Self Insur Claim |
$18,732,972.17 |
Washington State Checkbook |
| 2022 |
Natural Resources |
Aero-Flite Inc |
$18,712,866.48 |
Washington State Checkbook |
| 2025 |
State Patrol |
Dnr Deposit Acct |
$18,711,359.68 |
Washington State Checkbook |
| 2020 |
Commerce |
Dshs Economic Svs Hq |
$18,674,375.71 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Yakima Valley Memorial Hospital |
$18,666,380.47 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Alpha Supported Living Services |
$18,665,204.25 |
Washington State Checkbook |
| 2020 |
Children, Youth, And Families |
University Of Washington |
$18,653,390.76 |
Washington State Checkbook |
| 2024 |
Public Schools |
Bethel School District 403 |
$18,621,775.19 |
Washington State Checkbook |
| 2016 |
Ecology |
Bellingham Port Of |
$18,603,497.46 |
Washington State Checkbook |
| 2024 |
Fish And Wildlife |
Us Bank Purchasing Card Program |
$18,603,313.08 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Providence Health And Services W |
$18,537,165.26 |
Washington State Checkbook |
| 2025 |
Commerce |
Opportunity Council |
$18,537,138.91 |
Washington State Checkbook |
| 2025 |
Public Schools |
Bethel School District 403 |
$18,529,745.78 |
Washington State Checkbook |
| 2022 |
Children, Youth, And Families |
Dshs Fso Interagency |
$18,516,135.39 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Sister's Of Providence - Provide |
$18,507,185.83 |
Washington State Checkbook |
| 2018 |
Transportation |
Hntb Corp |
$18,493,826.79 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Bloodworks |
$18,489,125.82 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Community Health Center Of Snoho |
$18,483,064.72 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Snohomish County Division On |
$18,469,533.47 |
Washington State Checkbook |
| 2022 |
Health |
Pfizer Inc |
$18,467,603.86 |
Washington State Checkbook |
| 2020 |
Public Schools |
Yakima County 200 School Dist |
$18,449,686.90 |
Washington State Checkbook |
| 2024 |
Transportation |
Pierce Transit |
$18,433,535.24 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Healthpoint |
$18,416,671.96 |
Washington State Checkbook |
| 2016 |
Early Learning |
Washington State Child Care Res |
$18,407,741.06 |
Washington State Checkbook |
| 2021 |
Public Schools |
Snoqualmie Valley Sd 410 |
$18,376,741.60 |
Washington State Checkbook |
| 2022 |
Health |
Abbott Laboratoris And Us Subsid |
$18,366,479.99 |
Washington State Checkbook |
| 2017 |
Wash State Health Care Authority |
Peacehealth |
$18,344,840.59 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Kadlec Regional Medical Center |
$18,328,962.21 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Kadlec Regional Medical Center |
$18,322,143.53 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Providence Health & Services - W |
$18,318,483.70 |
Washington State Checkbook |
| 2022 |
Transportation |
Parametrix Inc |
$18,318,374.07 |
Washington State Checkbook |
| 2019 |
Health |
Lifelong Aids Alliance |
$18,312,026.27 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Rehabco, Inc. |
$18,308,908.18 |
Washington State Checkbook |
| 2023 |
Public Schools |
College Success Foundation |
$18,306,848.00 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
King County |
$18,300,066.82 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
Kadlec Regional Medical Center |
$18,295,792.87 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Dcyf |
$18,286,631.08 |
Washington State Checkbook |
| 2019 |
Public Schools |
Edmonds School Dist 15 |
$18,275,497.72 |
Washington State Checkbook |
| 2019 |
Transportation |
Des Risk Mgmt Self Insur Claim |
$18,268,863.73 |
Washington State Checkbook |
| 2022 |
Public Schools |
Kennewick School District 17 |
$18,261,855.36 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Bioplus Specialty Pharmacy Svs |
$18,249,985.66 |
Washington State Checkbook |
| 2023 |
Transportation |
Interstate Concrete & Asphalt |
$18,221,555.35 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Orsini Pharmaceutical Services, |
$18,218,482.68 |
Washington State Checkbook |
| 2017 |
Wash State Health Care Authority |
Healthpoint |
$18,206,168.00 |
Washington State Checkbook |
| 2018 |
Public Schools |
Tahoma School District 409 |
$18,188,286.19 |
Washington State Checkbook |