| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2019 |
Health Care Authority |
Lummi Nation |
$18,144,269.98 |
Washington State Checkbook |
| 2019 |
Public Schools |
Chehalis School District 302 |
$18,130,734.20 |
Washington State Checkbook |
| 2023 |
Children, Youth, And Families |
Bayley Construction Lp |
$18,126,602.40 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Kadlec Regional Medical Center |
$18,083,388.30 |
Washington State Checkbook |
| 2021 |
Health |
Mathematica Policy Research Inc |
$18,073,447.71 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Aging & Long Term Care Of |
$18,053,668.81 |
Washington State Checkbook |
| 2022 |
Public Schools |
Impact Public Schools |
$18,047,893.23 |
Washington State Checkbook |
| 2020 |
Enterprise Services |
Us Bank Purchasing Card Program |
$18,042,897.85 |
Washington State Checkbook |
| 2025 |
Children, Youth, And Families |
Us Bank Purchasing Card Program |
$18,035,465.67 |
Washington State Checkbook |
| 2022 |
Health |
Public Health Service Bureau |
$18,023,910.00 |
Washington State Checkbook |
| 2021 |
Enterprise Services |
Alliant Insurance Services Inc |
$18,022,504.99 |
Washington State Checkbook |
| 2025 |
Commerce |
Thurston County |
$18,019,164.50 |
Washington State Checkbook |
| 2025 |
Health |
Tacoma Pierce County Health Dept |
$18,018,128.18 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Clallam County Public Hospital D |
$18,017,542.66 |
Washington State Checkbook |
| 2023 |
Commerce |
Tacoma City Of Finance Dept |
$18,011,690.08 |
Washington State Checkbook |
| 2017 |
Department Of Enterprise Services |
Pitney Bowes Bank |
$18,000,000.00 |
Washington State Checkbook |
| 2022 |
Transportation |
Vigor Marine Llc |
$17,970,233.40 |
Washington State Checkbook |
| 2021 |
Health |
Us Bank Purchasing Card Program |
$17,956,633.49 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Doh Grants |
$17,956,517.39 |
Washington State Checkbook |
| 2021 |
Transportation |
Des Risk Mgmt Self Insur Claim |
$17,949,135.44 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Corporate Translation Services I |
$17,943,670.09 |
Washington State Checkbook |
| 2023 |
Transportation |
Covington City Of |
$17,915,002.66 |
Washington State Checkbook |
| 2020 |
Commerce |
King Co Housing & Comm Dev |
$17,914,883.33 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Cts Services |
$17,909,514.67 |
Washington State Checkbook |
| 2022 |
Labor And Industries |
John Korsmo Construction Inc |
$17,903,182.78 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Clallam County Public Hospital D |
$17,890,393.72 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Puyallup Tribal Health Authority |
$17,890,211.32 |
Washington State Checkbook |
| 2017 |
Wash State Health Care Authority |
Clallam County Public Hospital D |
$17,889,776.04 |
Washington State Checkbook |
| 2025 |
Health |
Volunteers Of America-Western Wa |
$17,885,062.83 |
Washington State Checkbook |
| 2021 |
Ecology |
Rcfb Capital Projects |
$17,871,750.07 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Doh Grants |
$17,868,853.21 |
Washington State Checkbook |
| 2025 |
Ecology |
Dot Fund 109 Interfund |
$17,828,357.78 |
Washington State Checkbook |
| 2020 |
Public Schools |
Shelton School District 309 |
$17,824,915.34 |
Washington State Checkbook |
| 2025 |
Commerce |
Pierce County Housing Programs |
$17,820,174.16 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
International Community Health S |
$17,816,686.35 |
Washington State Checkbook |
| 2022 |
Public Schools |
Cambium Assessment Inc |
$17,791,935.00 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Provail |
$17,789,202.96 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Yakima Valley Memorial Hospital |
$17,785,586.88 |
Washington State Checkbook |
| 2017 |
Department Of Transportation |
Scarsella Bros Inc |
$17,781,696.70 |
Washington State Checkbook |
| 2016 |
Social And Health Services |
Seiu - Service Employees Intl |
$17,765,062.76 |
Washington State Checkbook |
| 2016 |
Ecology |
East Columbia Basin Irrig Dist |
$17,748,866.83 |
Washington State Checkbook |
| 2023 |
Commerce |
Spokane City Of Human Srvcs |
$17,734,582.11 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Walgreen Co |
$17,732,101.26 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Senior Life Resources Northwest, |
$17,708,459.10 |
Washington State Checkbook |
| 2023 |
Children, Youth, And Families |
Spokane Regional Health Dist |
$17,703,889.21 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Beneficial In-Home Care, Inc. |
$17,693,420.14 |
Washington State Checkbook |
| 2021 |
Corrections |
American Behavioral Health Sys |
$17,685,048.20 |
Washington State Checkbook |
| 2024 |
Health |
Lifelong Health For All |
$17,682,135.30 |
Washington State Checkbook |
| 2020 |
Health |
Pfizer Inc |
$17,679,193.90 |
Washington State Checkbook |
| 2019 |
Transportation |
Seattle City Of Dept Of Transp |
$17,676,113.28 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
Universal Language Service Inc |
$17,643,249.13 |
Washington State Checkbook |
| 2023 |
Commerce |
Dshs Economic Svs Hq |
$17,642,692.33 |
Washington State Checkbook |
| 2024 |
Transportation |
Kitsap Transit |
$17,639,599.13 |
Washington State Checkbook |
| 2025 |
Military Department |
Wsp General Fund |
$17,637,070.64 |
Washington State Checkbook |
| 2016 |
Veterans' Affairs |
Absher Construction Company |
$17,632,574.96 |
Washington State Checkbook |
| 2017 |
Department Of Ecology |
King Co Natural Resources |
$17,629,630.53 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
International Community Health S |
$17,628,507.86 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Doh Grants |
$17,602,175.81 |
Washington State Checkbook |
| 2018 |
Enterprise Services |
Pitney Bowes Bank |
$17,600,000.00 |
Washington State Checkbook |
| 2021 |
Social And Health Services |
Full Life Care |
$17,579,197.04 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Remarkable Staffing Llc |
$17,577,919.50 |
Washington State Checkbook |
| 2019 |
Transportation |
Cpm Development Corp |
$17,574,367.01 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Wildwood Healthcare Inc |
$17,548,988.69 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Ofm Core Financials |
$17,534,585.56 |
Washington State Checkbook |
| 2025 |
Commerce |
Oak Harbor School District |
$17,533,137.64 |
Washington State Checkbook |
| 2020 |
Transportation |
Max J Kuney Company |
$17,495,252.73 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Northwest Supported Living Inc. |
$17,488,959.40 |
Washington State Checkbook |
| 2021 |
Transportation |
Imco General Construction Inc |
$17,485,974.10 |
Washington State Checkbook |
| 2016 |
Health Care Authority |
Community Health Center Of Snoho |
$17,476,063.65 |
Washington State Checkbook |
| 2021 |
Agriculture |
Food Lifeline |
$17,459,301.63 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Providence Health And Services |
$17,459,089.24 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Franciscan Health System |
$17,428,427.43 |
Washington State Checkbook |
| 2023 |
Health |
Careevolution Llc |
$17,425,117.33 |
Washington State Checkbook |
| 2020 |
Health Care Authority |
Community Health Care - Tacoma |
$17,374,413.97 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Puget Sound Regional Services, I |
$17,341,040.80 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Kadlec Regional Medical Center |
$17,340,237.84 |
Washington State Checkbook |
| 2024 |
Commerce |
Dshs Economic Svs Hq |
$17,333,808.60 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Franciscan Health System |
$17,328,396.99 |
Washington State Checkbook |
| 2024 |
Transportation |
Spokane Transit Authority |
$17,319,831.43 |
Washington State Checkbook |
| 2025 |
Transportation |
Transportation Operations & Mgmt |
$17,317,505.95 |
Washington State Checkbook |
| 2023 |
Transportation |
Doolittle Acquisitions Llc |
$17,315,732.85 |
Washington State Checkbook |
| 2016 |
Public Schools |
North Thurston Public Schools |
$17,309,202.14 |
Washington State Checkbook |
| 2022 |
Transportation |
Kiewit Infrastructure West Co |
$17,270,030.55 |
Washington State Checkbook |
| 2023 |
Health |
Pfizer Inc |
$17,262,286.70 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Puget Sound Regional Services, I |
$17,224,187.38 |
Washington State Checkbook |
| 2025 |
Employment Security Department |
Seattle King County Workforce De |
$17,189,567.06 |
Washington State Checkbook |
| 2022 |
Health Care Authority |
City Of Tacoma |
$17,169,507.18 |
Washington State Checkbook |
| 2020 |
Transportation |
Jr Abbott Construction Inc |
$17,165,002.77 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Cts Services |
$17,159,634.51 |
Washington State Checkbook |
| 2024 |
Transportation |
Des Risk Mgmt Division |
$17,150,552.00 |
Washington State Checkbook |
| 2021 |
Transportation |
Electronic Transaction Consult |
$17,150,351.73 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Esd General Fund Account |
$17,132,062.46 |
Washington State Checkbook |
| 2020 |
Enterprise Services |
Thornburg Computer Services Llc |
$17,130,735.13 |
Washington State Checkbook |
| 2020 |
Ecology |
Rcfb Capital Projects |
$17,128,550.47 |
Washington State Checkbook |
| 2023 |
Ecology |
Tacoma City Of |
$17,113,812.87 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Consolidated Resources Health Ca |
$17,110,436.49 |
Washington State Checkbook |
| 2018 |
Transportation |
Des Risk Mgmt Self Insur Claim |
$17,086,903.63 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Moda Health Plan Inc |
$17,086,419.47 |
Washington State Checkbook |
| 2025 |
Workforce Trng & Educ Coord Board |
State Board For Community & Tech |
$17,076,045.77 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Caremark Llc |
$17,075,999.95 |
Washington State Checkbook |