| 49,962 Washington Tax-Exempt Organizations |
|
| Name | Address | Established | Total Income |
| Seafair | 2200 6th Ave Ste 400, Seattle, WA 98121-1830 | 1952-05 | $4,596,781 |
| Seafair Boat Club | 2200 6th Ave Ste 400, Seattle, WA 98121 | 1984-07 | $0 |
| Seafair Foundation | 2200 6th Ave Ste 400, Seattle, WA 98121-1830 | 2008-08 | $212,945 |
| Seafair Pirate Fund Inc | PO BOX 30674, Seattle, WA 98113-0674 | 2003-06 | $71,049 |
| Seafair Pirates Charity Foundation | PO BOX 27638, Seattle, WA 98165-2638 | 2008-08 | $118,076 |
| Seafood Producers Cooperative Foundation | 2875 Roeder Ave, Bellingham, WA 98225-2063 | 1999-05 | $3,705 |
| Seafood Products Association | 1600 S Jackson St, Seattle, WA 98144-2111 | 2007-04 | $1,351,501 |
| Seafront | PO BOX 70244, Seattle, WA 98127-0244 | 2014-07 | $0 |
| Seahawk Athletic Booster Association | PO BOX 1182, Anacortes, WA 98221-6182 | 2003-07 | $192,464 |
| Seahawk Music Booster Program | 1004 Commercial Ave 1083, Anacortes, WA 98221 | 2012-02 | $0 |
| Seahurst Community Club | 14539 25th Ave Sw, Burien, WA 98166 | 1943-08 | $0 |
| Seahurst Homes | 221 Sw 153rd 933, Burien, WA 98166-2313 | 1974-07 | $0 |
| Seahurst Pta Highline Council 9 5 142 | 14603 14th Ave Sw, Burien, WA 98166 | 1988-09 | $0 |
| Sealea Acres | PO BOX 143, Chattaroy, WA 99003-0143 | 2002-06 | $0 |
| Seamens Information Service | 1304 S 3rd Ave, Kelso, WA 98626-2135 | 1974-08 | $0 |
| Seamount Institute | 3765 Sw Olga St, Seattle, WA 98126-2145 | 1999-08 | $0 |
| Sean Brady Foundation For Cancer Research And Treatment | 1339 85th Ave Ne, Clyde Hill, WA 98004 | 2009-10 | $0 |
| Sean Humphrey House A Non-Profit Corporation | 1630 H St, Bellingham, WA 98225-3051 | 1993-10 | $373,024 |
| Seapax | Po Box 77712, Seattle, WA 98177 | | $0 |
| Seapex | Po Box 20760, Seattle, WA 98102 | 2011-04 | $0 |
| Search And Rescue Council Of Walla Walla County | 240 W Alder St Room/Suite 101, Walla Walla, WA 99362 | 2014-06 | $0 |
| Search And Rescue Ministries | 1400 N Edison St, Kennewick, WA 99336 | 1993-01 | $10,270 |
| Search For One | 419 S Division St, Moses Lake, WA 98837-1956 | 1993-11 | $28,283 |
| Seashare | 600 Ericksen Ave Ne, Bainbridge Island, WA 98110-2854 | 1995-03 | $3,101,025 |
| Seaside Church | 1317 Sheldon Blvd, Bremerton, WA 98337 | 2005-03 | $0 |
| Seaside Pavilion Historic Dance Society | 1108 1/2 Alki Ave Sw, Seattle, WA 98116-1809 | 1995-07 | $0 |
| Season Of Sharing | PO BOX 90012, Bellevue, WA 98009-9012 | 2003-04 | $0 |
| Seasonal Music Festival | 101 N Naches Ave, Yakima, WA 98901-2714 | 2005-10 | $461,956 |
| Seasons Of Washington | 37694 18th Place S, Federal Way, WA 98003 | 2013-11 | $0 |
| Seastar Project | 19689 7th Pmb335, Poulsbo, WA 98370 | 2004-08 | $0 |
| Seatac Firefighters Charitable Foundation | PO BOX 69283, Seatac, WA 98168-9283 | 2013-04 | $0 |
| Seatac Jr Football And Cheer Association | 19019 International Blvd Pmb 165, Seatac, WA 98188-5207 | 2001-08 | $48,786 |
| Seatac String Development Project, South Sound Strings | 32300 10th Pl S, Federal Way, WA 98003 | 1996-06 | $0 |
| Seatbelt Com Pc Nonprofit Corporation | 3301 G St, Vancouver, WA 98663 | 2013-06 | $0 |
| Seatlle Beacon Hill Hispanic Church Of The Nazarene | 28620 26th Ave S, Federal Way, WA 98003-3304 | 1963-07 | $0 |
| Seatrust Institute | 46 Village Way Pmb 114, Port Ludlow, WA 98365 | 2006-07 | $0 |
| Seattle - Sihanoukville Sister City Association | PO BOX 85882, Seattle, WA 98145 | 1996-11 | $0 |
| Seattle 14 Fleet | PO BOX 30793, Seattle, WA 98113-0793 | 1964-05 | $30,929 |
| Seattle 15 Chapter | 22906 Edmonds Way Apt 7, Edmonds, WA 98020 | 2013-12 | $0 |
| Seattle 2030 District | 1402 3rd Avenue No 301, Seattle, WA 98101 | 2014-03 | $519,042 |
| Seattle 3 Foursquare Church | 5712 8th Ave Nw, Seattle, WA 98107-2805 | 1949-10 | $0 |
| Seattle 4-H Leader Association | 1412 32nd Avenue, Seattle, WA 98122 | 1990-12 | $0 |
| Seattle Academies Foundation, None None | 7510-29th Avenue Nw, Seattle, WA 98117 | 2006-01 | $0 |
| Seattle Adaptive Sports | 1111 E Madison 137, Seattle, WA 98122-4321 | 1991-12 | $68,945 |
| Seattle African American Comfort Program | 500 30th Ave S, Seattle, WA 98144-2510 | 2005-04 | $79,601 |
| Seattle African Violet Society Inc | 9203 - 11th Ave Sw, Seattle, WA 98106 | 1964-06 | $0 |
| Seattle Against Slavery | 7322 Rainier Ave S Unit 303, Seattle, WA 98118-3990 | 2014-06 | $28,112 |
| Seattle Aikikai | 101 Nickerson St Ste 130, Seattle, WA 98109-1620 | 2014-12 | $0 |
| Seattle Airline Suppliers Association | 20112 72nd Ave S, Kent, WA 98032-2338 | 1998-08 | $0 |
| Seattle Alliance Bible Fellowship Of The C&ma Of Seattle Wa | 17425 54th Pl W, Lynnwood, WA 98037-3015 | 1972-05 | $0 |
| Seattle Alliance Outreach | 2727 Fairview Ave E Apt 13, Seattle, WA 98102-3118 | 2010-01 | $143,546 |
| Seattle Alternative Investment Association | Po Box 99652, Seattle, WA 98199-0652 | 2012-01 | $0 |
| Seattle Alumnae Chapter Of The Alpha Xi Delta Fraternity | 4325 Jill Place S, Seattle, WA 98108 | 2013-12 | $0 |
| Seattle Alumni Association Of Phi Kappa Psi | 4624 S 214th Place, Kent, WA 98032 | 1987-08 | $4,600 |
| Seattle Amistad School | 1116 Nw 54th St Apt 105, Seattle, WA 98107-3728 | 2012-06 | $0 |
| Seattle And King County Plasterers Joint Apprenticeship Trust | 3000 Ne 4th St, Renton, WA 98056-4123 | 1970-01 | $210,627 |
| Seattle Animal Shelter Foundation | PO BOX 99006, Seattle, WA 98139-0006 | 2010-10 | $300,317 |
| Seattle Aquarium Society-Seas | 1483 Alaskan Way Pier 59, Seattle, WA 98101-2015 | 1983-01 | $15,301,907 |
| Seattle Archdiocesan Formerly Marri | PO BOX 95307, Seattle, WA 98145-2307 | 1984-04 | $0 |
| Seattle Architectural Foundation | 1333 5th Ave, Seattle, WA 98101-2600 | 1983-05 | $203,108 |
| Seattle Area Cup Tennis | 2415 Quail Creek Way Ne, Redmond, WA 98053 | | $0 |
| Seattle Area Feline Rescue | 1037 Ne 65th St 146, Seattle, WA 98115-6655 | 2002-03 | $156,533 |
| Seattle Area German American School | 11010 Greenwood Ave N, Seattle, WA 98133-8739 | 2006-09 | $722,722 |
| Seattle Area Gospel Announcers Guild | PO BOX 23665, Federal Way, WA 98093-0665 | 2002-04 | $0 |
| Seattle Area Jmp Users Group | 2929 1st Ave Apt 401, Seattle, WA 98121 | | $0 |
| Seattle Area Legal Recruiting Administrators | 1700 Seventh Avenue Suite 1900, Seattle, WA 98101 | 2011-09 | $0 |
| Seattle Area Ministries | 14016 35th Avenue South, Tukwila, WA 98168 | 1986-02 | $1,001 |
| Seattle Area Plumbing & Pipefitting | 201 Queen Anne Avenue North, Seattle, WA 98109-4835 | 1969-09 | $67,293,645 |
| Seattle Area Plumbing & Pipefitting Industry Journeyman & Apprentice | 595 Monster Rd Sw Ste 100, Renton, WA 98057-2974 | 1995-05 | $3,400,731 |
| Seattle Area Plumbing & Pipefitting Industry Journeyman & Apprentice A | 595 Monster Rd Sw Ste 100, Renton, WA 98057-2974 | 1995-10 | $250,778 |
| Seattle Area Radio Association | PO BOX 9392, Seattle, WA 98109-0392 | 1980-09 | $97,117 |
| Seattle Area Roofers Apprenticeship Trust | 2800 1st Ave Ste 320, Seattle, WA 98121-1174 | 1979-02 | $158,396 |
| Seattle Area Rowing Association | Conibear Shellhouse Univ Of Wash, Seattle, WA 98195 | 2008-09 | $0 |
| Seattle Area Seventh Day Baptist Church | 3102 B St Se, Auburn, WA 98002-8834 | 2000-07 | $0 |
| Seattle Area Soaring Society | 844 9th Ave S, Kirkland, WA 98033 | 1996-03 | $0 |
| Seattle Area Society Of Hospital Pharmacists | 19722 41st Ave Ne, Lake Forest Park, WA 98155-1609 | 1970-09 | $0 |
| Seattle Area Software Quality Assurance Group | 14201 Se Petrovitsky Rd Ste A3-223, Renton, WA 98058 | 1999-07 | $3,482 |
| Seattle Area Support Groups | 303 17th Ave E, Seattle, WA 98112-5106 | 1986-05 | $279,009 |
| Seattle Art Museum | 1300 1st Ave, Seattle, WA 98101-2003 | 1934-07 | $82,545,303 |
| Seattle Art Museum Foundation | 1300 1st Ave, Seattle, WA 98101-2003 | 1993-04 | $2,239,857 |
| Seattle Art Of Living Foundation | 12712 Se 223rd Dr, Kent, WA 98031-9658 | 2003-07 | $0 |
| Seattle Artists, Hokum Hall | 7904 35th Ave Sw, Seattle, WA 98126-3405 | 1994-08 | $85,877 |
| Seattle Arts And Lectures Inc | 205 S Findlay St, Seattle, WA 98108-2427 | 1992-10 | $1,046,459 |
| Seattle Arts And Music Group | 1122 E Pike St Pmb 1263, Seattle, WA 98122-3916 | 2014-08 | $167,475 |
| Seattle Asian Sports Club | PO BOX 3084, Seattle, WA 98114-3084 | 2006-06 | $94,296 |
| Seattle Assocation Of Vocational Educators | 815 4th Ave N, Seattle, WA 98109-3902 | 1988-11 | $0 |
| Seattle Association For Jews With Disabilites Supporting Foundation | 1601 16th Ave, Seattle, WA 98122-4000 | 1994-11 | $1,992,143 |
| Seattle Association For Jews With Disabilities | 1601 16th Ave, Seattle, WA 98122-4000 | 1992-04 | $523,235 |
| Seattle Association Of Black Journalists | PO BOX 28730, Seattle, WA 98118-8730 | 2009-08 | $0 |
| Seattle Association Of Club Women | 938 22nd Ave, Seattle, WA 98122 | 2011-03 | $0 |
| Seattle Association Of Softball For Adults And Youth | 3226 102nd Pl Se, Everett, WA 98208-4522 | 1992-07 | $0 |
| Seattle Astronomical Society Inc | Po Box 31746, Seattle, WA 98103-1746 | 1957-07 | $0 |
| Seattle Atheists | Po Box 283, Seattle, WA 98111-0283 | 2006-02 | $0 |
| Seattle Athenaeum | 1415 35th Ave, Seattle, WA 98122-3406 | 2015-03 | $0 |
| Seattle Attic Community Workshop | 114 Alaskan Way S Suite 200, Seattle, WA 98104 | | $0 |
| Seattle Audubon Society | 8050 35th Ave Ne, Seattle, WA 98115-4815 | 1978-12 | $1,387,584 |
| Seattle Bach Choir | 3704 38th Ave S, Seattle, WA 98144 | 1999-08 | $0 |
| Seattle Balkan Dancers | 1017 Minor Ave Apt 404, Seattle, WA 98104 | 2014-09 | $0 |
| Seattle Baptist Church | 24228 76th Ave W, Edmonds, WA 98026-9104 | 1998-08 | $0 |
| Seattle Baptist Union, 9892 | 409 3rd Ave S Ste A, Kent, WA 98032-5826 | 1955-04 | $0 |
| Seattle Baroque Orchestra | 911 Pine St Ste 707, Seattle, WA 98101-1818 | 1997-08 | $216,308 |
| Seattle Baseball Academy | 27216 33rd Pl S, Kent, WA 98032-7078 | 2002-01 | $0 |
| Seattle Basketball Youth Association, Seattle Basketball Association | 22201 68th Pl W, Mountlake Ter, WA 98043-2387 | 2014-07 | $0 |
| Seattle Beagle Rescue | Po Box 1923, Bothell, WA 98041 | 2003-05 | $0 |
| Seattle Beer Sheva Sister City Committee | 8828 Ne 34th St, Yarrow Point, WA 98004 | 2011-12 | $0 |
| Seattle Betsuin Buddhist Church | 1427 S Main St, Seattle, WA 98144-2034 | 1967-03 | $0 |
| Seattle Bible | PO BOX 58727, Seattle, WA 98138-1727 | 1964-08 | $0 |
| Seattle Bible College | 11625 Airport Road, Everett, WA 98204-8713 | 2004-11 | $176,369 |
| Seattle Bible Science Association | PO BOX 66507, Seattle, WA 98166-0507 | 1985-03 | $0 |
| Seattle Bible Students Church | 6525 24th Ave Nw, Seattle, WA 98117-5846 | 1968-07 | $0 |
| Seattle Biochar Working Group | 2442 Nw Market Street Pmb 121, Seattle, WA 98107 | 2009-04 | $15,159 |
| Seattle Biomedical Research Institute | 307 Westlake Ave N, Seattle, WA 98109-5235 | 1976-08 | $36,869,089 |
| Seattle Bitain Lions Charities, Seattle Bituin Lions Charities | 32207 23rd Ave Sw, Federal Way, WA 98023 | 2007-05 | $0 |
| Seattle Black Pride Committee | 1122 East Pike Street 722, Seattle, WA 98122-3916 | 2006-07 | $0 |
| Seattle Blue Angels Baseball Club | Box 1926, Lynnwood, WA 98046 | 2003-08 | $0 |
| Seattle Bmx Club | Po Box 299, Seahurst, WA 98062 | 2014-12 | $0 |
| Seattle Bnai Brith Community Service Foundation | 12715 Bel-Red Road Suite 120, Bellevue, WA 98005 | 1976-05 | $0 |
| Seattle Bocce Club Inc | 3421 59th Ave Sw, Seattle, WA 98116 | 2002-10 | $0 |
| Seattle Bond Club | PO BOX 5065, Bellevue, WA 98009-5065 | 1989-02 | $60,621 |
| Seattle Branch 18 Inc Fleet Reserve Association | PO BOX 146, Mountlake Ter, WA 98043-0146 | 1965-02 | $9,443 |
| Seattle Branch Of The Tensho-Kotai Jingu-Kyo | 2302 Ne 125th St, Seattle, WA 98125-4247 | 1984-10 | $0 |
| Seattle Bridge Church | 17319 Larch Way, Lynnwood, WA 98037-8202 | 1964-08 | $0 |
| Seattle Browncoats Charities | Po Box 19317, Seattle, WA 98109 | 2010-06 | $0 |
| Seattle Buddhist Center | 12056 15th Ave Ne Ste C2, Seattle, WA 98125-5063 | 2001-01 | $0 |
| Seattle Building Enclosure Council | Po Box 725, Mercer Island, WA 98040 | | $0 |
| Seattle Business Assistance Center | 1737 S Jackson 201, Seattle, WA 98144 | 1997-07 | $986,385 |
| Seattle Cancer Care Alliance | 825 Eastlake Ave E, Seattle, WA 98109-4405 | 2000-08 | $637,300,958 |
| Seattle Cancer Care Alliance House | 825 Eastlake Ave E, Seattle, WA 98109-4405 | 2007-11 | $636,624 |
| Seattle Cancer Care Alliance Proton Therapy Center | PO BOX 19023, Seattle, WA 98109-1023 | 2008-11 | $0 |
| Seattle Cares Cirle Of The National Cares Mentoring Movement Inc, Seattle Cares | 1404 E Yesler Way, Seattle, WA 98122-5516 | 2010-07 | $33,400 |
| Seattle Cello Congress | 3455 38th Ave W, Seattle, WA 98199-1909 | 2008-05 | $0 |