Nonprofits in Mason, New Hampshire

Nonprofits in Mason, New Hampshire. Browse 7 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Dakota Aviation Museum Inc

    EIN 020458990 · Headquarters: MASON, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  2. Emilys Pink Team Inc

    EIN 462468940 · Headquarters: Mason, NH, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Granite State Appaloosa Assoc

    EIN 851429468 · Headquarters: Mason, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Mason Firefighters Foundation

    EIN 331389755 · Headquarters: Mason, NH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Mason Historical Society

    EIN 222489594 · Headquarters: Mason, NH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Mason School Club

    EIN 202923635 · Headquarters: MASON, NH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Up North Orienteers

    EIN 020489480 · Headquarters: Mason, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N