Data / Nonprofits / West Virginia / Ona / Mutual and membership benefit
Mutual and membership benefit nonprofits in Ona, WV: 9 registered with the IRS
9 mutual and membership benefit nonprofits are registered with the IRS in Ona, WV, 0 of them 501(c)(3) charities; the 9 that report revenue took in $160.6 million. The largest by revenue: 4TH District Ibew Health Fund ($126.8 million), Iron Workers Local 549 & 550 Medical & Benefit Fund ($12.7 million), West Virginia Plumbers and Steamfitters Trust Fund ($5.7 million).
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 |
|---|---|---|---|---|---|
| 4TH District Ibew Health Fund | 501(c)(9) | 1967 | $126.8 million | $147.9 million | 2025-09 |
| Iron Workers Local 549 & 550 Medical & Benefit Fund | 501(c)(9) | 2013 | $12.7 million | $17.2 million | 2025-03 |
| West Virginia Plumbers and Steamfitters Trust Fund | 501(c)(9) | 1965 | $5.7 million | $3.8 million | 2025-05 |
| Special Metals Corporation Salaried Retirees Veba Trust | 501(c)(9) | 2004 | $3.6 million | $8.5 million | 2025-12 |
| WV - Oh Supplemental Health Plan | 501(c)(9) | 2003 | $3.2 million | $5.7 million | 2024-12 |
| Ibew Local 317 Supplemental Health Benefit & Trust Fund | 501(c)(9) | 1997 | $3.2 million | $10.6 million | 2025-08 |
| Ibew Local Union 575 Retiree Health Benefit Fund Plan and Trust | 501(c)(9) | 2013 | $2.6 million | $4.7 million | 2024-12 |
| Ibew Local 596 Vacation Fund | 501(c)(9) | 2001 | $2.5 million | $856,957 | 2025-12 |
| Plumbers and Steamfitters Local 521 Supplemental Health Fund | 501(c)(9) | 2023 | $332,490 | $1.8 million | 2025-09 |
Other causes in Ona, WV
Every nonprofit in Ona, WV · 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.