Gmto Corporation
300 N Lake Ave Fl 14, Pasadena, CA · IRS data through FY2025
Revenue, expenses and net assets
Revenue Expenses Net assets
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| FY2025 | $46,688,213 | $36,697,172 | $460,625,894 |
| FY2024 | $21,214,460 | $46,043,471 | $450,610,185 |
| FY2023 | $194,662,618 | $36,380,093 | $461,396,549 |
| FY2022 | $32,220,104 | $37,165,448 | $300,937,971 |
| FY2021 | $8,771,769 | $34,752,653 | $295,160,350 |
| FY2020 | $4,199,536 | $40,709,497 | $322,227,494 |
| FY2019 | $40,599,120 | $39,820,884 | $358,230,370 |
| FY2018 | $10,946,024 | $38,930,666 | $351,378,668 |
| FY2017 | $5,515,656 | $28,509,469 | $380,023,475 |
| FY2016 | $2,528,643 | $34,995,896 | $402,989,384 |
| FY2015 | $347,399,787 | $16,606,973 | $435,456,637 |
| FY2014 | $27,792,782 | $11,026,348 | $104,663,823 |
| FY2013 | $38,140,166 | $13,476,297 | $87,897,389 |
| FY2012 | $20,595,322 | $7,146,140 | $63,233,520 |
Form 990 filings
The returns filed by Gmto Corporation (EIN 26-2637707), including Form 990 PDFs and e-file data by year, are available in ProPublica's Nonprofit Explorer. The figures on this page come from IRS data files built from those returns.
Where the revenue came from
| Source | Amount | % of revenue |
|---|---|---|
| Contributions & grants | $45,811,364 | 98% |
| Program service revenue | $0 | 0% |
| Other revenue | $876,849 | 2% |
Where the money was spent
| Category | Amount | % of expenses |
|---|---|---|
| Program services | $28,638,095 | 78% |
| Management & general | $6,260,775 | 17% |
| Fundraising | $1,798,302 | 5% |
What the numbers show
- Contributions & grants made up 98% of total revenue in FY2025.
- Program services accounted for 78% of functional expenses, management & general 17%, and fundraising 5%.
- 78% of functional expenses went to program services in FY2025. That is higher than 37.4% of 171 Science & Technology organizations nationwide (too few in CA for a state comparison).
- Net assets covered about 150.6 months of expenses at the end of the reporting year. That puts it in the 90th percentile among 321 Science & Technology organizations in CA.
- Total revenue was higher than 97.5% of 326 Science & Technology organizations in CA.
- Total revenue rose from $20,595,322 in FY2012 to $46,688,213 in FY2025. Revenue increased in 9 and decreased in 4 of 13 year-over-year comparisons.
- Expenses exceeded revenue in 7 of 14 reported years (FY2016, FY2017, FY2018, FY2020, FY2021, FY2022, FY2024).
- The highest revenue on record here is $347,399,787 in FY2015.
- Net assets grew from $63,233,520 to $460,625,894 between FY2012 and FY2025.
- Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (public charity).
Figures compared against other organizations of the same NTEE program area in the same state. See the methodology page for how these are calculated and the guide to reading nonprofit financials for their limits.
About this organization
UNDERTAKE DESIGN, DEVELOPMENT, CONSTRUCTION & OPERATION OF THE GIANT MAGELLAN TELESCOPE.
IRS status
| Ruling year | 2009 |
| Subsection | 501(c)(3) |
| Classification | Public charity |
| Program area (NTEE) | U31 — Science & Technology (in CA) |
| Donations | Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (public charity). |
Similar organizations
- Mozilla Foundation — San Francisco, CA · $37,165,545
- Seti Institute — Mountain View, CA · $27,357,400
- Schmidt Ocean Institute — Palo Alto, CA · $78,308,682
- Tmt International Observatory LLC — Monrovia, CA · $13,198,485
- Wadhwani Institute for Artificial Intelligence Foundation — Los Altos, CA · $12,099,802
- Salk Institute for Biological Studies — La Jolla, CA · $181,393,442
- Internet Corporation for Assigned Names and Numbers — Los Angeles, CA · $194,948,725
- Alfred E Mann Foundation for Scientific Research — Santa Clarita, CA · $257,887,615
Source: Internal Revenue Service — Exempt Organizations Business Master File (downloaded November 4, 2026), Statistics of Income extracts, Form 990 e-file data, Publication 78 and the Automatic Revocation list. Figures are as reported by the organization; IRS processing may adjust them. This is not a charity rating and not tax advice. Confirm deductibility in IRS Tax Exempt Organization Search.
Think something here is wrong or should be removed? Use the contact form — we act on removal requests within 30 days.