For Nonprofit Organizations

There are several organizations and consultants that provide technical assistance and management training services for nonprofit organizations. An excellent database of these resources is maintained by the Valley Nonprofit Resources.

For Research on the Sector

Association for Research on Nonprofit Organizations and Voluntary Action (ARNOVA)
ARNOVA is an international, interdisciplinary membership organization. Our members include scholars and nonprofit leaders fostering the creation, application and dissemination of research on voluntary action, nonprofit organizations, philanthropy and civil society.

The Foundation Center
Helping grantmakers succeed, helping grantmakers make a difference.

Guidestar
A nationwide searchable database of more than 650,000 nonprofit organizations. Records include the basic purpose of an organization and financial data. You can search by keyword, state, city or zip code.

Independent Sector
“The national leadership forum fostering private initiative for the public good.”

International Society for Third Sector Research (ISTR)
ISTR is a major international association promoting research and education in the fields of philanthropy, civil society and the nonprofit sector. ISTR reflects the growing worldwide interest in Third Sector research and provides a permanent forum for international research, while at the same time building a global scholarly community in this field.

The Nonprofit Academic Centers Council (NACC)
NACC is a membership association comprised of academic centers or programs at accredited colleges and universities that focus on the study of nonprofit organizations, voluntarism and/or philanthropy. Established in 1991, NACC is the first group entirely dedicated to the promotion and networking of centers that provide research and education in philanthropy and the nonprofit sector

The National Center for Charitable Statistics (NCCS)
NCCS is the national clearinghouse of data on the nonprofit sector in the United States.