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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.

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Employees TMT International Observatory LLC Gelys Trancho

Gelys Trancho

Highest compensated employee

Project Systems Engineer at TMT International Observatory LLC

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$300,318

2024

Total compensation

Gelys Trancho has been listed as an employee of TMT International Observatory LLC in Form 990 filings since fiscal year 2024.

Annual compensation details

$300,318

Project Systems Engineer

2024

$252k org

40 hrs/wk

$49k other

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Total compensation by year

Compare the compensation of Gelys Trancho to:

2024

Other employees at TMT International Observatory LLC

Robert Kirshner

Executive Director

$837,584 from orgNo related comp$55,942 other

Project Manager

$372,606 from orgNo related comp$82,382 other

Deputy Project Manager

$313,164 from orgNo related comp$88,267 other

Facilities Department HEAD

$290,711 from orgNo related comp$82,509 other

Benjamin Gallagher

Telescope Optics Group Leader

$279,677 from orgNo related comp$64,534 other

Adaptive Optics Group Leader

$264,616 from orgNo related comp$72,236 other

Telescope Struct. Group Leader

$246,108 from orgNo related comp$60,162 other

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January 25, 2026:

2024 TMT International Observatory LLC 990 published

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