Data / Nonprofits / Virginia / Arlington / Mutual and membership benefit
Mutual and membership benefit nonprofits in Arlington, VA: 14 registered with the IRS
14 mutual and membership benefit nonprofits are registered with the IRS in Arlington, VA, 1 of them 501(c)(3) charities; the 6 that report revenue took in $672.8 million. The largest by revenue: Smart - TD Health and Welfare Plan ($644.1 million), Railroad Employees Health Flexible Spending Account Plan ($27.7 million), Women in Construction Inc ($527,895).
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
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Smart - TD Health and Welfare Plan | 501(c)(9) | 2001 | $644.1 million | $321 million | 2024-12 |
| Railroad Employees Health Flexible Spending Account Plan | 501(c)(9) | 2014 | $27.7 million | $7.8 million | 2024-12 |
| Women in Construction Inc | 501(c)(6) | 2018 | $527,895 | $482,602 | 2024-12 |
| Nreca Post-Employment Health Reimbursement A Irrv Trust of | 501(c)(9) | 2014 | $331,417 | $12.6 million | 2024-12 |
| Knights of Columbus | 501(c)(8) | 1940 | $134,314 | $45,184 | 2024-12 |
| Arlington National Cemetery Employee Association | 501(c)(9) | 2017 | $18,841 | $22,579 | 2023-12 |
| Arlington Masonic Temple | 501(c)(10) | 2023 | $0 | $0 | 2024-12 |
| Consortium for Common Food Names Holdings | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Digital Wosb Alliance | 501(c)(6) | 2025 | $0 | $0 | 2025-12 |
| Health Tech-X Inc | 501(c)(6) | 2024 | $0 | $0 | 2025-12 |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2026-06 |
| NGB T10 Chapter of Eangus | 501(c)(3) | 2018 | $0 | $0 | 2025-04 |
| Rommelmann Cemetery Inc | 501(c)(13) | 2025 | $0 | $0 | 2024-12 |
| The Bee Hive Club Inc | 501(c)(10) | 2014 | $0 | $0 | 2025-12 |
Other causes in Arlington, VA
- Education 243
- Health care 127
- Community improvement and capacity building 113
- Human services 109
- Arts, culture and humanities 104
- International, foreign affairs and national security 91
- Philanthropy, voluntarism and grantmaking foundations 83
- Public and societal benefit 81
- Religion-related 69
- Recreation and sports 61
- Environment 53
- Civil rights, social action and advocacy 43
- Science and technology 30
- Youth development 23
- Housing and shelter 22
- Mental health and crisis intervention 22
- Animal-related 22
- Diseases, disorders and medical disciplines 20
- Crime and legal-related 19
- Employment 15
- Public safety, disaster preparedness and relief 13
- Social science 12
- Food, agriculture and nutrition 11
- Medical research 11
Every nonprofit in Arlington, VA · Mutual and membership benefit 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.