Record · Organization
Mazamas
Portland, OR. EIN 93-0408077. Reported $1,405,909 of revenue for 2024 on its Form 990.
The IRS record
- Registered name
- MAZAMAS
- As the IRS records it, which is how it appears in their own search.
- Employer Identification Number
- 93-0408077
- The identifier the IRS uses for this organization.
- Recognized under
- 501(c)(3) — charitable, religious, educational, scientific
- The subsection of the code its exemption was granted under.
- Recognized in
- 1946
- The year of the IRS ruling.
- Classification
- Environment
- NTEE code C600, assigned at registration.
- Gifts to it
- Contributions are deductible
- Whether the IRS treats a contribution to this organization as deductible.
- Legal form
- Corporation
- How the organization is constituted, as recorded at registration.
- Location of record
- Portland, OR
- The address the IRS holds, not necessarily where it operates.
- Most recent filing
- Form 990
- For tax year 2024.
What it reported for 2024
- $1.4 million
- Total revenue
- $1,405,909
- Contributions, grants, program service revenue and investment income.
- $1.1 million
- Total expenses
- $1,052,728
- As reported on the return.
- $3.4 million
- Total assets, book value
- $3,370,813
- At the end of the year, at what the organization paid for them.
- 10
- People listed
- Officers, directors, trustees, key employees and highest-paid employees.
- $105,360
- Largest reported compensation
- Reported for Rebekah Philliips.
- $105,360
- Reportable, from the organization
- Part VII, column (D): W-2 or 1099 pay from this organization.
- $0
- Reportable, from related organizations
- Part VII, column (E).
- $0
- Other compensation
- Part VII, column (F): benefits, deferred pay and other compensation.
How this compares
- Total revenue: $1,405,909, 2024
- By the revenue it reported, ranks 118,438th of 693,297 organizations with revenue on their return nationally, 1,767th of 10,451 in Oregon and 2,207th of 11,397 in Environment. Larger than 82% of the 693,297 organizations with revenue on their return nationally. It is < 0.1% of the $4,632,760,069,328 reported by every organization with a return on record.
- Largest reported compensation: $105,360, 2024
- By the largest compensation it reported paying, ranks 113,297th of 264,753 organizations reporting compensation nationally, 1,789th of 4,323 in Oregon and 2,282nd of 4,968 in Environment. Larger than 57% of the 264,753 organizations reporting compensation nationally.
Similar organizations
| Organization | Revenue |
|---|---|
| Energy Trust of Oregon Inc | $251.2 million$251,243,122 |
| Bonneville Environmental Foundation | $51.8 million$51,836,979 |
| Northwest Energy Efficiency Alliance Inc | $41.1 million$41,139,472 |
| National Network of Abortion Funds | $31.7 million$31,706,498 |
| Forth | $21.8 million$21,778,604 |
| Oregon Climate Trust | $18.2 million$18,165,269 |
This organization elsewhere
- IRS Tax Exempt Organization Search — the exemption record this page is built from. Search for EIN 93-0408077; the IRS search has no address that opens one organization directly.
- ProPublica Nonprofit Explorer — the same filings with scanned returns going back further. Reporting by ProPublica.
More in Oregon and under Environment. All organizations: nonprofits.
What this page cannot show
- Everything here is what the organization told the IRS about itself. The IRS publishes returns as filed and does not audit them first.
- The figures describe the most recent year on record, which has already ended, and not the organization’s current position.
- Nothing here says whether the organization does its work well, or how it spends what it raises beyond the totals on the form.
Something wrong? Tell us. Full method at methodology.
Sources
- Exempt Organizations Business Master File — Internal Revenue Service · Public domain — U.S. Government work · retrieved October 14, 2026
- Form 990 series e-file data
Compiled automatically from Exempt Organizations Business Master File and Form 990 series e-file data by a checked SQL query · Editor: Kian O'Connor · How this site is built
Data retrieved