Compensation 990
OrganizationsEmployeesBoard MembersGrantsContractorsTop RankingsPricing

Stay updated on 990 organization compensation

© Civic Register LLC

Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

About•Report a discrepancy•Your privacy choices
Organizations Science & Technology Research TMT International Observatory LLC

TMT International Observatory LLC

Fiscal year ending 2016. Filed on November 14, 2017.

100 W Walnut Street Suite 300
Pasadena, California 91124

TMT International Observatory LLC (EIN: 30-0833462) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2016 IRS Form 990 filing, TMT International Observatory LLC, a 501(c)(3) charitable organization, reported compensation for 8 out of 52 total employees. Among the employees shown here, the average compensation is $332,719. The highest compensated employee at TMT International Observatory LLC is Edward Stone with fiscal year 2016 compensation of $517,819.

Revenue, expenses, and employee compensation

Revenue

$57,620,363

Expenses

$18,702,136

Employee compensation

$6,283,540
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Edward Stone
Executive Director
$517,819
$458,209 No related comp$59,610
Gary Sanders
Project Manager
$343,433
$299,325 No related comp$44,108
R David Goodman
Chief Operating Officer
$329,511
$256,326 No related comp$73,185
Ravinder Bhatia
Associate Project Manager
$316,633
$258,086 No related comp$58,547
Christophe Dumas
Observatory Scientist
$303,364
$255,821 No related comp$47,543
Lawrence Stepp
Telescope Department HEAD
$295,696
$246,754 No related comp$48,942
Fengchuan Liu
Deputy Project Manager
$290,423
$239,421 No related comp$51,002
Sandra Dawson
MGR Hawai'I Community Affairs
$264,873
$218,769 No related comp$46,104

Benchmark Employee Compensation

Non-Employee Board Members

B Thomas Soifer
Governor (Since 4/1/16)
Dean Currie
Governor (Until 6/30/16)
Diana Jergovic
Secretary (Since 7/1/16)
Donald Brooks
Governor (Since 1/12/16)
Douglas Welch
Governor (Since 12/20/16)
Eswar Reddy
Governor
Fiona Harrison
Governor
Gang Zhao
Governor
Gregory Fahlman
Governor
Henry Yang
Chair
Masanori Iye
Governor
Michael Bolte
Governor

Contractors

California Institute of Technology
Scientific
$3,166,406
Construction Management Concepts I
Professional
$1,495,281
Goodfellow Bros Inc.
Engineering
$1,412,880
Massachusetts Institute of Technolo
Engineering
$1,265,000
Adaptive Optics Associates Inc.
Engineering
$1,153,368

Mission Statement

SEE SCHEDULE O

Revisions to this organization profile

November 17, 2025:
2024 TMT International Observatory LLC 990 filed
November 13, 2024:
2023 TMT International Observatory LLC 990 filed
November 10, 2023:
2022 TMT International Observatory LLC 990 filed

Get an email when new compensation information is released for TMT International Observatory LLC

Be the first to know when new IRS Form 990 data is published for this organization.

Related Jobs

View more jobs
Powered by Talroo
Report a discrepancy →