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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 Internatinal Council of Scientific Unions Mary Brennan

Mary Brennan

Officer

Administrative Officer at Internatinal Council of Scientific Unions

Fiscal year ended December 31, 2020. Published on January 24, 2026.

$149,523
2020

Total compensation

Mary Brennan has been listed as an employee of Internatinal Council of Scientific Unions in Form 990 filings since fiscal year 2019. Total compensation for Mary Brennan has increased by 12.2% from 2019 to 2020.

Annual compensation details

$149,523
+12.2%
Administrative Officer
2020
$150k
35 hrs/wk
$133,286
Administrative Officer
2019
$134k
35 hrs/wk

Total compensation by year

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Revisions to this profile

January 24, 2026:
2020 Internatinal Council of Scientific Unions 990 published
January 24, 2026:
2019 Internatinal Council of Scientific Unions 990 published

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2020

Other employees at Internatinal Council of Scientific Unions

Heide Hackmann
Executive Director
$362,192
$362,192 No related compNo other comp
Charles Erkelens
Operations Director
$275,797
$275,797 No related compNo other comp
Mathieu Denis
Science Director
$218,244
$218,244 No related compNo other comp
Yun-Kang Ahn
Information Technology Officer
$131,561
$131,561 No related compNo other comp
Alexandre Guennec
Head of Human Ressources
$91,102
$91,102 No related compNo other comp
Lucilla Spini
Head of Science Programmes
$65,981
$65,981 No related compNo other comp

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