Mission
SEE SCHEDULE O
Public Charity
TMT INTERNATIONAL OBSERVATORY LLC
Based in PASADENA, CA, TMT INTERNATIONAL OBSERVATORY LLC operates as a Public Charity. The organization reported $13.2M in revenue, $16.4M in expenses, $227.9M in total assets for fiscal year 2024. Imperigo tracks 25 reported grants from this foundation totaling approximately $1.9M.
EIN: 300833462
PASADENA, CA
Astronomy
NTEE: U31
Latest filing: 2024
Total Revenue$13.2M
Total Expenses$16.4M
Total Assets$227.9M
Grants Given25
Grant Total$1.9M
Filing Years2019–2024
Where $100 goes at Tmt International Observatory LLC
How Tmt International Observatory LLC divides every $100 it spends, from its own Form 990 filings, averaged across 7 years.
$78
Programs
the work itself
$22
Management
running the organization
$0
Fundraising
none reported
No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.
Inside the $78 for programs
$78
Tmt International Observatory (tio) was founded by the members listed below exclusively to further charitable, educational and scientific purposes and, within such limits, to advance scientific knowledge and…
Source: Form 990 filings with the IRS, latest fiscal year 2024. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Before you apply to Tmt International Observatory LLC
Who to contact, what to include, deadlines, typical grant size and geographic focus are available with membership.
Sample Grants Given
KAKO'S MAUI FUND FOR COMMUNITIES IMPACTED BY FIRES ON MAUI - FUNDS MATCHED
$50,000
SPONSOR CAMP AGAPE IN HAWAII
$25,000
CULTURE BASED AND PLACE BASED STEAM PROGRAMS
$15,000
ENHANCE COMMUNITIES THROUGH EDUCATIONAL PROGRAMS FOR YOUTH AND ADULTS
$6,000
Physics Equipment at HCC
$33,140
Showing up to 5 of 25 total records — full history available with membership.
Officers & Directors
GOVERNOR
An Ramaprakash
TELESCOPE OPTICS GROUP LEADER
Benjamin Gallagher
GOVERNOR
Bruce Macintosh
GOVERNOR
Christopher Martin
ADAPTIVE OPTICS GROUP LEADER
Corinne Boyer
SECRETARY/GOVERNOR
Diana Jergovic
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2024 | $13.2M | $16.4M | $227.9M |
| 2023 | $30.1M | $16.1M | $231.2M |
| 2022 | $58.9M | $15.4M | $225.1M |
| 2020 | $35.2M | $16.9M | $158.3M |
| 2019 | $21.9M | $29.5M | $141.4M |
Between 2019 and 2024, reported annual revenue declined from $21.9M to $13.2M (-40%), with total assets most recently reported at $227.9M.
Interactive year-over-year charts and full filing details available with membership.
Grant Geography
Grants from this foundation were reported to recipients in HI.
HI
Full geographic grant map with state-by-state breakdown available with membership.