List of top 20 non profits by net income
1. American Red Cross
2. YMCA of the USA
3. United Jewish Communities
4. Catholic Charities USA
5. The Salvation Army
6. Goodwill Industries International
7. Memorial Sloan-Kettering Cancer Center
8. Boys & Girls Clubs of America
9. Habitat for Humanity International
10. Boy Scouts of America
11. American Cancer Society
12. The Nature Conservancy
13. National Easter Seal Society
14. World Vision
15. Planned Parenthood Federation of America
16. Gifts In Kind International
17. AmeriCares Foundation
18. Food For The Poor
19. Volunteers of America
20. Girl Scouts of the USA
http://www.nonprofitcareerguide.org/fact_sheet-scope.php