BoardSource
Provides a wealth of resources of practical information, tools and best practices, training, and leadership development for board members of nonprofit organizations worldwide.

The Chronicle of Philanthropy
Bi-weekly newspaper of the nonprofit world. The Web site offers a searchable archive of articles about issues and trends in the nonprofit sector, as well as grants listings.

The Council on Foundations 
Nonprofit membership organization of more than 2,000 grantmaking foundations and corporations whose mission is to serve the public good by promoting and enhancing responsible and effective philanthropy.

Executive Services Corps
Provides high-quality, affordable consulting services, resources and mentors to nonprofits and educational leaders seeking to address critical organizational issues across Washington state.

The Foundation Center 
An independent national service organization of foundations that provides an authoritative source of information on private philanthropic giving, and remains one of the most expansive and comprehensive resources for grant seekers. Offers online database of grantmakers and grants nationwide.

Guidestar
The national database and leading source of information on nonprofit organizations. The site contains programmatic and financial information about charitable nonprofit organizations in the United States.

Independent Sector
Membership organization of nonprofits, foundations, and corporate philanthropy programs committed to strengthening, empowering, and partnering with nonprofit and philanthropic organizations in their work on behalf of the public good.

Internal Revenue Service
IRS Web site has 990 tax return forms and a broad range of tax information.

Northwest Development Officers Association
Membership organization whose mission is to advance philanthropy and the development profession in the Northwest.

Nonprofit Assistance Center
Training and consulting resource for nonprofit organizations in the Seattle area.

NPower Seattle 
A resource on technology issues for nonprofit organizations in the Puget Sound area.

ONE/Northwest
Assists environmental organizations in the Northwest to make more effective use of technology, especially electronic networking.

Philanthropy Northwest
Professional association of grantmakers located in or funding throughout the five-state region of Alaska, Idaho, Montana, Oregon and Washington. Publishes a guide to funders in the Northwest.

Puget Sound Grantwriters Association
Promotes responsible, effective grantseeking and fosters connections among grantseekers, nonprofits and funders through seminars, trainings and conferences on grant research and writing.

Redmond Regional Library - Nonprofit & Philanthropy Resource Center
Offers a collection comprised of information on such topics as grant information, proposal writing, nonprofit management, board selection, establishing endowments, planned giving programs, capital campaign planning, special events and current trends in philanthropy.

Tech Soup
Technology news, resources for nonprofits, and discount technology for nonprofits through TechSoup Stock.

Washington State Charitable Trust Directory
Publication of information about grantmaking requirements and activities of charitable trusts in Washington state.