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Data / Nonprofits / Wyoming / Gillette / Community improvement and capacity building

Community improvement and capacity building nonprofits in Gillette, WY: 10 registered with the IRS

10 community improvement and capacity building nonprofits are registered with the IRS in Gillette, WY, 5 of them 501(c)(3) charities; the 4 that report revenue took in $9.6 million. The largest by revenue: Wyoming Chambers Health Benefit Association ($5.6 million), Council of Community Services ($3.7 million), Gillette Gun Club ($266,454).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Wyoming Chambers Health Benefit Association501(c)(6)2015$5.6 million$1.1 million2025-06
Council of Community Services501(c)(3)1978$3.7 million$5.5 million2025-12
Gillette Gun Club501(c)(4)2015$266,454$501,7122024-12
Coal Country Open501(c)(3)2025$17,738$53,4922025-12
Campbell County Chamber Foundation501(c)(3)1991$0$02025-09
Energy Capital Economic Development Foundation501(c)(3)2001$0$02025-06
Gillette Card Club Inc501(c)(7)2026
Northern Plains Society of Explosives Engineers Inc501(c)(6)2003$0$02025-12
Powder River Rousta Boutit Betties501(c)(3)2026
Wyoming Association of Taxidermy Artists501(c)(6)2014$0$02025-12

Other causes in Gillette, WY

Every nonprofit in Gillette, WY · 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.