| Other organizations in Washington |
| Id | Name | Address | State | Established | Total Income |
| 1 | Stronger Families | 12015 115th Ave Ne Ste 195, Kirkland, WA 98034-6925 | WA | 1993-05 | $936,899 |
| 2 | Structural Engineers Association Of Washington | C/O 8618 Roosevelt Way Ne, Seattle, WA 98115 | WA | 1952-01 | $283,552 |
| 3 | Structural Insulated Panel Association | 1201 Pacific Avenue, Tacoma, WA 98402-4301 | WA | 1992-12 | $602,793 |
| 4 | Stuart C Dodd Institute For Social Innovation | 4426 2nd Ave Ne, Seattle, WA 98105-6129 | WA | 1997-09 | $27,100 |
| 5 | Stuchell Family Foundation | 2707 Colby Ave Ste 1208, Everett, WA 98201-3568 | WA | 1996-02 | $5,018 |
| 6 | Student Assistance Foundation For Education, Safe | 600 N Western Ave, Wenatchee, WA 98801 | WA | 2003-03 | $0 |
| 7 | Student Health Options, Lincoln Health Center | 534 S 3rd Ave Apt 16, Walla Walla, WA 99362-3177 | WA | 2010-04 | $280,158 |
| 8 | Student Orchestras Of Greater Olympia | 1629 22nd Ave Se, Olympia, WA 98501-3019 | WA | 2001-07 | $141,411 |
| 9 | Student Parents Cooperative Day Care Center | 4759 15th Ave Ne, Seattle, WA 98105-4404 | WA | 1973-03 | $714,754 |
| 10 | Studio East Training For The Performing Arts | 11730 118th Ave Ne Ste 100, Kirkland, WA 98034-7120 | WA | 1995-05 | $1,687,022 |
| 11 | Successful Schools In Action | 2212 Queen Anne Ave N 280, Seattle, WA 98109-2312 | WA | 2005-03 | $107,267 |
| 12 | Sudden Impact Fastpitch Club A Non Profit Organization | Po Box 23637, Federal Way, WA 98093 | WA | 2000-10 | $0 |
| 13 | Suen Family Foundation | 16020 Linden Ave N, Shoreline, WA 98133-5672 | WA | 2008-02 | $598,000 |
| 14 | Suess Family Foundation | 1200 Westlake Ave N Ste 902, Seattle, WA 98109-3529 | WA | 2007-06 | $33,237 |
| 15 | Sultan Elementary Pto | 501 Date Ave, Sultan, WA 98294 | WA | 2003-10 | $0 |
| 16 | Sultan Montessori School | PO BOX 883, Sultan, WA 98294-0883 | WA | 2000-05 | $64,934 |
| 17 | Sultan School District Foundation | PO BOX 541, Sultan, WA 98294-0541 | WA | 1994-08 | $98,807 |
| 18 | Sumas Chamber Oc Commerce | Po Box 268, Sumas, WA 98295 | WA | 1975-06 | $6,473 |
| 19 | Sumas Rural Water Association Inc | 5988 Jones Rd, Sumas, WA 98295-9407 | WA | 1995-02 | $180,773 |
| 20 | Summer Fun A Performing And Visual Arts Day Camp For Kids | 7552 11th Ave Nw, Seattle, WA 98117-4143 | WA | 1997-01 | $78,324 |
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