North American Society for Trenchless Technology

Seattle Foundation

Seattle, WA

Seattle Foundation supports community-led solutions, racial and economic equity, policy and systems change, and a broad range of community needs through donor-recommended and foundation-directed grants. Its 2024 median grant was $6,000, and its giving primarily serves Greater Seattle and Washington, with some grants made nationally and internationally.

Gates Foundation

Seattle, WA

The Gates Foundation funds work to reduce disease and poverty, improve health and gender equality in lower-income countries, and support education and economic mobility in the United States, especially Washington State; it works in more than 140 countries. Its 2024 grants had a median of $500,000, with awards ranging from $1 to $350.5 million. It generally does not accept unsolicited proposals, but periodically offers opportunities through published requests for proposals.

M J Murdock Charitable Trust

Vancouver, WA

The M.J. Murdock Charitable Trust funds nonprofit capacity-building and projects in arts and culture, civic and community services, education, health and environmental stewardship, and scientific research across Alaska, Idaho, Montana, Oregon, and Washington. Its 2024 median grant was $87,000, with awards ranging from $4,000 to about $1.55 million. Eligible organizations can submit a Letter of Inquiry; full applications are by invitation.

Artsfund

Seattle, WA

ArtsFund supports Washington arts and cultural organizations, primarily through unrestricted operating grants, with some project and capital support. Its 2025 itemized grants ranged from $5,934 to $860,000, with a median of $17,500; the Annual Allocations program is invitation-only, and the profile does not state whether other programs accept unsolicited requests.

The Avista Foundation

Spokane, WA

The Avista Foundation supports 501(c)(3) nonprofits working in education, basic needs and poverty, and economic and cultural vitality. Its 2025 grants had a median of $1,000, though awards ranged from $20 to $350,000, and it serves communities in eastern Washington, northern Idaho, parts of southern Oregon, Sanders County, Montana, and Juneau, Alaska.

The Norcliffe Foundation

Seattle, WA

The Norcliffe Foundation funds Puget Sound nonprofits in areas including human services, education, healthcare, arts and culture, environment, and community projects; it supports programs, operations, capacity building, and capital projects. Grants vary widely, but the median is $20,000 and nearly 60% are $15,000 or less. It serves 11 counties in Washington’s Puget Sound region and accepts applications year-round through its online system.

Scholar Fund

Seattle, WA

Scholar Fund supports community organizations and programs addressing childcare, college access, economic hardship, and barriers to resources, with a focus on underserved communities. Its 2023 grants had a median of $23,486 and ranged from $5,036 to $1,313,081; 98% of grant dollars went to Washington recipients. The profile does not state whether it accepts unsolicited requests.

The Roots and Wings Foundation Inc

Seattle, WA

The Roots & Wings Foundation supports nonprofits helping low-income children and families thrive, especially from pregnancy through age three, in areas including basic needs, early learning, health, and safety and justice. Its 2024 grants ranged from $100 to $2 million, with a median of $55,000, and it funds organizations in Wisconsin, Washington, and nationally. It does not accept unsolicited requests; it identifies potential partners and invites aligned organizations to apply.

Innovia Foundation

Spokane, WA

Innovia Foundation supports charities, public entities, and other eligible organizations working in arts and culture, economic opportunity, education and youth development, health and wellbeing, and quality of life. Its 2026 Community Grants are typically around $7,500, with a maximum of $15,000, for work in 20 counties across Eastern Washington and North Idaho; the profile does not state whether it accepts unsolicited requests.

Thurston County Economic Development COU

Lacey, WA

Thurston County Economic Development Council supports economic development in Thurston County, including local businesses and childcare providers; its 2024 filing lists ten daycare grants of $50,000 each. Its grantmaking focuses on Washington, and the available information does not state whether it accepts unsolicited requests.

McKinstry Charitable Foundation

Seattle, WA

REI Cooperative Action Fund

Sumner, WA

The REI Cooperative Action Fund supports U.S. nonprofits expanding equitable access to the outdoors, connecting historically excluded communities with outdoor experiences, and advancing research on nature and health. In 2024, grants ranged from $9,342 to $386,438, with a median of $15,000; it funds organizations serving communities across the U.S. and does not accept unsolicited grant requests, though recommendations are considered.