| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2022 |
Washington State Checkbook |
Benton County Human Services |
$12,285,303.44 |
Washington State Checkbook |
| 2025 |
Transportation |
Combined Construction Inc |
$12,281,275.66 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Life Works |
$12,276,532.57 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Peninsula Comm Health Services |
$12,275,460.94 |
Washington State Checkbook |
| 2025 |
Health |
Snohomish County |
$12,271,659.54 |
Washington State Checkbook |
| 2025 |
Enterprise Services |
Us Bank Purchasing Card Program |
$12,268,260.24 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Chief Seattle Club |
$12,267,621.51 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
South Snohomish Co Fire & Rescue |
$12,262,673.03 |
Washington State Checkbook |
| 2024 |
Health |
Planned Parenthood Great Nw |
$12,254,921.14 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Thurston Mason Behav Health Org |
$12,253,119.54 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Bd Tacoma I, Llc |
$12,252,870.38 |
Washington State Checkbook |
| 2025 |
Commerce |
Spokane Neighborhood Action Prtn |
$12,250,058.11 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
King Co Public Health |
$12,234,507.20 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Spokane Regional Health Dist |
$12,232,802.21 |
Washington State Checkbook |
| 2018 |
Social And Health Services |
Harborview Medical Center |
$12,223,884.24 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Mathematica Policy Research Inc |
$12,221,370.24 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Snohomish County |
$12,220,199.13 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Seattle Tunnel Partners Jv |
$12,219,398.16 |
Washington State Checkbook |
| 2023 |
Commerce |
Hopesource |
$12,218,947.86 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Southeast Wa Aging & Long Term |
$12,210,755.21 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Muckleshoot Indian Tribe |
$12,208,177.21 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Cascade Behavioral Hospital Llc |
$12,205,419.96 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Maksu Inc |
$12,193,275.07 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Snohomish County Division On |
$12,183,951.07 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Assisted Residential Services, I |
$12,181,651.31 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Bellevue City Of-Transportation |
$12,179,378.67 |
Washington State Checkbook |
| 2025 |
Public Schools |
Spokane International Academy |
$12,176,206.23 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Provail |
$12,174,882.51 |
Washington State Checkbook |
| 2018 |
State Patrol |
Dnr Deposit Acct |
$12,171,885.85 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Kitsap County Human Services |
$12,167,416.58 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Great Rivers Behavioral Health |
$12,162,305.02 |
Washington State Checkbook |
| 2023 |
Transportation |
Des Risk Mgmt Division |
$12,130,852.17 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Mead School Dist 354 |
$12,130,238.36 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Assisted Residential Services, I |
$12,124,131.61 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Atg Legal Svcs |
$12,121,895.67 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Des Risk Mgmt Division |
$12,119,351.06 |
Washington State Checkbook |
| 2018 |
Transportation |
Strider Construction Co Inc |
$12,101,199.87 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Manson Construction Co |
$12,099,978.91 |
Washington State Checkbook |
| 2018 |
Commerce |
King Co Housing & Comm Dev |
$12,096,364.14 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Kitsap Tenant Support Services I |
$12,092,139.41 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Uw-Grant & Contract Accounting |
$12,091,287.04 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Walgreen Co |
$12,089,588.56 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Wildwood Healthcare Inc |
$12,085,438.18 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Ascend Network Corp |
$12,084,300.00 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Kitsap Tenant Support Services I |
$12,071,162.60 |
Washington State Checkbook |
| 2017 |
Wash State Health Care Authority |
Community Health Care - Tacoma |
$12,068,558.52 |
Washington State Checkbook |
| 2023 |
Transportation |
Coleman Oil Company |
$12,066,314.72 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Olympic Community Action Prog |
$12,061,737.08 |
Washington State Checkbook |
| 2024 |
Transportation |
Everett Ship Repair Llc |
$12,043,268.84 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Northwest Regional Council |
$12,019,542.34 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Neighborcare Health |
$12,009,978.95 |
Washington State Checkbook |
| 2023 |
Children, Youth, And Families |
Treehouse |
$11,998,318.99 |
Washington State Checkbook |
| 2025 |
Health |
Carahsoft Technology Corporation |
$11,991,102.10 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Puget Sound Regional Services I |
$11,970,759.15 |
Washington State Checkbook |
| 2018 |
Social And Health Services |
Full Life Care |
$11,970,716.26 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Central Valley School Dist 356 |
$11,968,154.45 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Shc Medical Center - Toppenish |
$11,965,795.63 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Pierce County Budget & Finance |
$11,960,290.14 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Educational Service Dist 112 |
$11,959,898.83 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Grant County Public Hospital Dis |
$11,955,424.13 |
Washington State Checkbook |
| 2018 |
Enterprise Services |
Alliant Insurance Services Inc |
$11,953,681.36 |
Washington State Checkbook |
| 2018 |
Health |
Sanofi Pasteur Inc |
$11,951,956.95 |
Washington State Checkbook |
| 2018 |
Transportation |
Jacobs Engineering Group Inc |
$11,950,265.12 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Sunnyside Community Hospital Ass |
$11,950,007.61 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Living In Fullfilling Environmen |
$11,941,016.66 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Fred Hutchinson Cancer Center |
$11,931,936.31 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Native Project Inc |
$11,930,216.00 |
Washington State Checkbook |
| 2025 |
Corrections |
Des Risk Mgmt Self Insur Claim |
$11,916,068.85 |
Washington State Checkbook |
| 2024 |
Corrections |
Des Risk Mgmt Self Insur Claim |
$11,915,848.81 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Arris Health Services Llc |
$11,914,242.00 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Amicable Health Care |
$11,910,134.82 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Wcc Operator Llc |
$11,905,290.05 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Virginia Mason Medical Center |
$11,903,857.85 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Summit Public Schools Wash |
$11,888,283.10 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Siemens Industry Inc |
$11,886,975.24 |
Washington State Checkbook |
| 2018 |
Transportation |
Seattle City Of Dept Of Transp |
$11,884,442.55 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Providence Health And Services - |
$11,882,548.08 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Uw School Of Dentistry |
$11,878,216.62 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Elite Home Care |
$11,874,260.28 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Josephine Caring Community |
$11,873,446.72 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Mid Mountain Contractors Inc |
$11,872,462.55 |
Washington State Checkbook |
| 2019 |
Washington State Checkbook |
Bethany Of The Northwest |
$11,871,001.33 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Downtown Emergency Service Ctr |
$11,869,333.60 |
Washington State Checkbook |
| 2023 |
Health |
Snohomish Health District |
$11,857,319.34 |
Washington State Checkbook |
| 2023 |
Enterprise Services |
Us Bank Purchasing Card Program |
$11,844,419.84 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Peninsula Comm Health Services |
$11,834,116.35 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Providence Health & Services Was |
$11,830,788.04 |
Washington State Checkbook |
| 2021 |
Washington State Checkbook |
Kitsap Tenant Support Services I |
$11,827,778.44 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Dor Excise Tax |
$11,822,450.67 |
Washington State Checkbook |
| 2017 |
Department Of Early Learning (Del) |
Snohomish County Human Services |
$11,816,114.08 |
Washington State Checkbook |
| 2025 |
Ecology |
City Of Granite Falls |
$11,815,004.28 |
Washington State Checkbook |
| 2025 |
Natural Resources |
Bridger Aerospace Group Llc |
$11,808,473.99 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
The Caroline Kline Galland Home |
$11,803,370.96 |
Washington State Checkbook |
| 2025 |
Commerce |
Plymouth Housing Group |
$11,801,283.92 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Spokane Neighborhood Action Prtn |
$11,786,612.16 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Clallam County Public Hospital D |
$11,784,655.49 |
Washington State Checkbook |
| 2024 |
Commerce |
Lynnwood City Of |
$11,756,106.41 |
Washington State Checkbook |
| 2024 |
State Patrol |
Us Bank Purchasing Card Program |
$11,755,352.03 |
Washington State Checkbook |
| 2022 |
Washington State Checkbook |
Delta Dental Of Washington |
$11,755,176.62 |
Washington State Checkbook |
| 2020 |
Washington State Checkbook |
Seattle School Dist 1 |
$11,750,050.53 |
Washington State Checkbook |