Mutual / membership nonprofits in Washington

388 membership organizations in Washington file a Form 990. Together they report $2.2 billion in revenue and hold $5.1 billion in assets.

Browse all 164 membership organizations in Washington →

The largest are Seiu Healthcare Nw Health Benefits Trust Plan, Voluntary Employees Beneficiary Assoc Tr For Pub Empl State Of Wa, and Asea-Afscme Local 52 Health Benefits Trust.

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Mutual / membership in Washington

Largest by revenue first.

Seiu Healthcare Nw Health Benefits Trust Plan 501(c)(9) · Seattle, WA	$375.4M
Voluntary Employees Beneficiary Assoc Tr For Pub Empl State Of Wa 501(c)(9) · Spokane, WA	$211.2M
Asea-Afscme Local 52 Health Benefits Trust 501(c)(9) · Spokane, WA	$193.3M
Business Health Trust 501(c)(9) · Mukilteo, WA	$152.9M
Voluntary Employees Benefit Association Trust For Public 501(c)(9) · Spokane, WA	$129.4M
NNorthwest Fire Fighters Benefits Trust 501(c)(9) · Mukilteo, WA	$124.5M
MMiddletown Works Hourly & Salaried Union Retirees Health Care Fund 501(c)(9) · Seattle, WA	$92.2M
Law Enforcement Officers & Firefighters Health And Welfare Trust 501(c)(9) · Spokane, WA	$76.0M
San Diego City Employees Retiree Medical Trust 501(c)(9) · Spokane, WA	$63.3M
PPortage Bay Insurance 501(c)(3) · Seattle, WA	$55.6M
Omnitrade Health Trust 501(c)(9) · Mukilteo, WA	$54.7M
SSeattle Fire Fighters Union Local 27 Welfare Trust 501(c)(9) · Mukilteo, WA	$41.1M
Health Alliance For Technology Health Trust 501(c)(9) · Spokane, WA	$35.8M
Washington Software Alliance Employee Benefit Trust 501(c)(9) · Mukilteo, WA	$34.7M
SSnohomish County Pud Voluntary Employees Beneficiary Association 501(c)(9) · Everett, WA	$32.4M
Washington Farm Bureau Health Care Tr 501(c)(9) · Spokane, WA	$29.9M
Washington Commercial Construction Health Trust 501(c)(9) · Spokane, WA	$27.3M
WWashington Automotive Industry Association Health Trust 501(c)(9) · Mukilteo, WA	$27.0M
State Of Indiana Health Reimbursement Arrangement Hra 501(c)(9) · Spokane, WA	$26.5M
BBoise Fire & Police Trust 501(c)(9) · Mukilteo, WA	$24.5M
VVoluntary Employees Beneficiary Association Post-Employment Health 501(c)(9) · Spokane, WA	$23.9M
Northwest Financial Associations Ebt 501(c)(9) · Tacoma, WA	$23.6M
Vigilant Manufacturers Trust 501(c)(9) · Mukilteo, WA	$22.9M
OOperating Engineers Tr Fund H & W Plan Public Employers Division 501(c)(9) · Bothell, WA	$20.9M
Iaff Local 726 Health And Welfare Trust 501(c)(9) · Mukilteo, WA	$20.5M
CCenter For Advanced Manufacturing Puget Sound Camps Healthcare Trus 501(c)(9) · Bellevue, WA	$18.4M
NNorthwest Marine Trade Association Health Trust 501(c)(9) · Bellevue, WA	$15.1M
Washington Surveying & Rating Bureau 501(c)(6) · Seattle, WA	$14.6M
AAlaska Airlines 501(C)(9) Welfare Trust 501(c)(9) · Seattle, WA	$14.3M
SSpokane Fire Firghters Benefit Trust 501(c)(9) · Seattle, WA	$13.8M
LLeisure Care Health Benefits Trust 501(c)(9) · Seattle, WA	$11.9M
Washington Business Services Health Trust 501(c)(9) · Spokane, WA	$11.7M
Associated General Contractors Health Benefit Tr Ak Wa Chapters 501(c)(9) · Mukilteo, WA	$10.3M
Vancouver Firefighters Union Health And Welfare Trust 501(c)(9) · Vancouver, WA	$9.2M
Arizona Technology Council Employee Benefit Trust 501(c)(9) · Seattle, WA	$9.2M
IIrvine Police Association Benefit Trust 501(c)(9) · Mukilteo, WA	$7.1M
CCity Of Santa Clara Voluntary Employees Beneficiary Assoc Postre 501(c)(9) · Spokane, WA	$6.2M
Washington Retail Health Trust 501(c)(9) · Spokane, WA	$6.0M
SSeiu Local 105 Health And Welfare Trust Fund 501(c)(9) · Seattle, WA	$5.3M
PPortland Police Association Retiree Health Plan And Trust 501(c)(9) · Spokane, WA	$5.2M
Gig Harbor Firefighters Union Health & Welfare Tr 501(c)(9) · Gig Harbor, WA	$4.8M
CCowles Company Medical Plan Veba Trust 501(c)(9) · Spokane, WA	$4.4M
Washington Manufacturing Health Trust 501(c)(9) · Spokane, WA	$4.1M
OOxnard Peace Officers Association Retiree Medical Trust 501(c)(9) · Mukilteo, WA	$4.1M
State Of Montana Voluntary Employee Beneficiary Association Health 501(c)(9) · Spokane, WA	$4.0M
KKearny Gateway Llc 501(c)(25) · Seattle, WA	$3.2M
Vigilant Manufacturers Trust Of Arizona 501(c)(9) · Seattle, WA	$2.8M
CCity Of Auburn Veba Trust 501(c)(9) · Auburn, WA	$2.4M
SSeattle Police Officers Guild Benefit Trust 501(c)(9) · Seattle, WA	$2.1M
CCity Of Everett Veba Plan 501(c)(9) · Everett, WA	$2.0M
Pasadena Police Retired Medical Trust 501(c)(9) · Mukilteo, WA	$1.9M
CCity Of Kirkland Veba Trust 501(c)(9) · Kirkland, WA	$1.8M
RRedwood Empire Public Safety Medical Trust 501(c)(9) · Spokane, WA	$1.4M
CCommunity College Employees Benefit Trust 501(c)(9) · Mukilteo, WA	$1.4M
CCawa Arizona Health Trust 501(c)(9) · Mukilteo, WA	$1.4M
SSanta Monica Firefighters Health Benefit Trust 501(c)(9) · Mukilteo, WA	$1.3M
RRetirement Security Fund Veba Hra Trust 501(c)(9) · Mukilteo, WA	$1.3M
FFontana Police Officers Association Retiree Medical Trust 501(c)(9) · Spokane, WA	$1.3M
EElectrical Workers' Veba Trust 501(c)(9) · Spokane, WA	$1.3M
PPasadena Fire Fighters Association Benefit Trust 501(c)(9) · Mukilteo, WA	$1.2M
Calvary Cemetery 501(c)(3) · Tacoma, WA	$1.0M
SSouthern Calif Pub Safety Retireemedical Trust 501(c)(9) · Spokane, WA	$915K
Naches Cowiche Canal Association 501(c)(12) · Yakima, WA	$794K
CCentury Aluminum Hawesville Retiree Health Care Reimbursement Trust 501(c)(9) · Spokane, WA	$790K
Scottish Rite Foundation Of Wa Inc Dba Scottish Rite Scholarship Fdn Of Wa 501(c)(3) · Kenmore, WA	$776K
HHouse Of Mercy All Muslim Cemetery 501(c)(13) · Covington, WA	$767K
Accra-Fab Inc Employee Benefits Tr 501(c)(9) · Liberty Lake, WA	$757K
EEl 221 Landowners' Association 501(c)(12) · Moses Lake, WA	$738K
HHealthinvest Hra Veba Trst For Public Emp In State Of Ca Nv & Az 501(c)(9) · Spokane, WA	$689K
RRochester Water Association 501(c)(12) · Rochester, WA	$684K
FFraternal Order Of The Eagles 3523 501(c)(8) · Burien, WA	$603K
PPacific Northwest Hospitality Training Program 501(c)(9) · Seattle, WA	$595K
CCity Of Mount Vernon Veba Trust 501(c)(9) · Mount Vernon, WA	$591K
HHealthinvest Hra Veba Trust For The International Union Of Painters 501(c)(9) · Spokane, WA	$566K
CClear Lake Water Users Association 501(c)(12) · Medical Lake, WA	$564K
Burton Water Cooperative 501(c)(12) · Vashon, WA	$563K
Independent Order Of Odd Fellows 501(c)(13) · Tumwater, WA	$542K
HHealthinvest Hra Veba Trst-Trace Incorporated 501(c)(9) · Spokane, WA	$530K
CCity Of Bothell Bargained Employee Trust 501(c)(9) · Bothell, WA	$486K
AAdministrative Committee Of Chelan County Pud Retiree'S Benefit Plan 501(c)(9) · Wenatchee, WA	$486K
WWashington Alpha Alumni & Voulnteer Association 501(c)(7) · Bellevue, WA	$453K
HHealthinvest Hra Veba Trst For Public Emp In State Of Ne & Contig 501(c)(9) · Spokane, WA	$447K
Muslim Association Of Northwest 501(c)(3) · Mountlake Ter, WA	$445K
FFraternal Order Of Eagles 501(c)(8) · Stevenson, WA	$424K
Ethioedir 501(c)(12) · Seattle, WA	$388K
PPasco Aerie 2241 Fraternal Order Of Eagles Inc 501(c)(8) · Pasco, WA	$369K
AAlpha Theta Delta Alumni Building Association 501(c)(7) · Seattle, WA	$352K
Fraternal Order Of Eagles 501(c)(8) · Issaquah, WA	$341K
FFraternal Order Of Eagles 501(c)(8) · Prosser, WA	$326K
Onamac Maintenance Association 501(c)(12) · Stanwood, WA	$324K
FFraternal Order Of Eagles Aerie 3865 501(c)(8) · Oroville, WA	$297K
CCity Of Edmonds Veba Trust 501(c)(9) · Edmonds, WA	$274K
Deming Logging Show Inc 501(c)(3) · Deming, WA	$274K
FFraternal Order Of Eagles 501(c)(8) · Vashon, WA	$256K
FFraternal Order Of Eagles 501(c)(8) · Shelton, WA	$253K
LLoyal Order Of Moose Lodge 1925 501(c)(8) · Quincy, WA	$235K
MMount Vernon Masonic Building Association 501(c)(10) · Mount Vernon, WA	$230K
FFraternal Order Of Eagles 501(c)(8) · Eatonville, WA	$227K
PPhi Sigma Kappa - Chi Deuteron 501(c)(7) · Pullman, WA	$222K
Arnps United 501(c)(6) · Auburn, WA	$193K

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