Data / Nonprofits / Illinois / Naperville / Community improvement and capacity building
Community improvement and capacity building nonprofits in Naperville, IL: 34 registered with the IRS
34 community improvement and capacity building nonprofits are registered with the IRS in Naperville, IL, 25 of them 501(c)(3) charities; the 9 that report revenue took in $3.6 million. The largest by revenue: American College of Physician Advisors Inc ($1.5 million), Downtown Naperville Alliance ($614,700), Jannah Circle Inc NFP ($554,395).
SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.
Every organization, largest by revenue first
Other causes in Naperville, IL
- Education 130
- Religion-related 99
- Human services 84
- Arts, culture and humanities 75
- Philanthropy, voluntarism and grantmaking foundations 59
- Recreation and sports 58
- Youth development 33
- Health care 31
- International, foreign affairs and national security 22
- Public and societal benefit 21
- Animal-related 21
- Environment 17
- Mental health and crisis intervention 17
- Diseases, disorders and medical disciplines 11
- Medical research 7
- Crime and legal-related 7
- Housing and shelter 6
- Science and technology 6
- Food, agriculture and nutrition 5
- Public safety, disaster preparedness and relief 4
- Civil rights, social action and advocacy 4
- Mutual and membership benefit 3
Every nonprofit in Naperville, IL · Community improvement and capacity building nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.