Nonproft Management  

American Evaluation Association
The American Evaluation Association is an international professional association of evaluators devoted to the application and exploration of program evaluation, personnel evaluation, technology, and many other forms of evaluation. Evaluation involves assessing the strengths and weaknesses of programs, policies, personnel, products, and organizations to improve their effectiveness.

BoardSource

Committee Encouraging Corporate Philanthropy (CECP)  "CECP’s mission is to lead the business community in raising the level and quality of corporate philanthropy. We offer our members essential resources, including a proprietary online benchmarking tool, networking programs, research, and opportunities for best-practice sharing"

Council on Foundations

Delaware Valley Grantmakers (DVG), the region’s forum for philanthropy, serves as a network, resource and voice to help philanthropy strengthen and improve the health and vitality of our communities.

Regional Foundation Center . Free Library of Philadelphia
The Regional Foundation Center was founded in 1974 to provide local nonprofit organizations with free access to information on management, grant seeking, fund development, and proposal writing. We offer the Philadelphia region's largest public information collection of print and electronics available on all aspects of fundraising, institutional advancement, and general philanthropy.

IRS Tax Information for Charities & Other Non-Profits
IRS Form 990 is an annual document used by approximately one-third of all public charities to report information about their finances and operations to the federal government. The Foundation Center has a page about Form 990 PFs and how to locate them.

National Council of Nonprofit Associations (NCNA) is the network of state and regional nonprofit associations serving over 20,000 members in 41 states and the District of Columbia. NCNA links local organizations to a national audience through state associations and helps small and midsize nonprofits: manage and lead more effectively; collaborate and exchange solutions; engage in critical policy issues affecting the sector; and achieve greater impact in their communities.

Nonprofit Center at LaSalle University
Regional resource for nonprofits. The Guide for Nonprofit Organizations outlines the basic legal, organizational, financial and accounting issues for the start up and ongoing operation of the nonprofit organization.

Nonprofit Good Practice Guide.  Johnson Center at Grand Valley State University.  "The Nonprofit Good Practice Guide was created in 2002 with the goal of capturing, organizing, disseminating and promoting the use of knowledge in the nonprofit sector." (from: About Us)

Pennsylvania Association of Nonprofit Organizations (PANO)
PANO is the statewide membership organization serving and advancing the charitable nonprofit sector through leadership, advocacy, education and services in order to improve the quality of life in Pennsylvania.

USA.gov for Nonprofits
Links for tax information, management practices and more. 

Locate associations using the following:

Encyclopedia of Associations: International Organizations  - info

Encyclopedia of Associations: National Organizations of the U.S. - info