Is Project Mayday a legitimate nonprofit?

Yes. Project Mayday is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 41-3553912, based in Keene, New Hampshire. Donations are tax-deductible.

What is Project Mayday's EIN?

Project Mayday's Employer Identification Number (EIN) is 41-3553912.

Project Mayday

501(c)(3) Donations tax-deductibleDiseases

Project Mayday is a 501(c)(3) organization based in Keene, New Hampshire, registered in 2026.

58 Sullivan Center Rd, Keene, NH, 03431 EIN 41-3553912 Since 2026

Revenue

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Diseases median: $206K

Expenses

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Net assets

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Employees

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Contact & location

Address: 58 Sullivan Center Rd, Keene, NH, 03431
City: Keene
State: New Hampshire
Category: Diseases, Disorders & Medical Disciplines
Subcategory: Alliances, Advocacy & Professional Societies

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Frequently asked questions

Is Project Mayday a legitimate nonprofit?: Yes. Project Mayday is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 41-3553912, based in Keene, New Hampshire. Donations are tax-deductible.
What is Project Mayday's EIN?: Project Mayday's Employer Identification Number (EIN) is 41-3553912.

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Data for Project Mayday (EIN 41-3553912) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.