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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 Health Effects Institute Katherine Walker

Katherine Walker

Highest compensated employee

Senior Scientist at Health Effects Institute

Fiscal year ended June 30, 2021. Published on January 25, 2026.

$192,153
2021

Total compensation

Katherine Walker has been listed as an employee of Health Effects Institute in Form 990 filings since at least fiscal year 2016. Total compensation for Katherine Walker has increased by 25.2% from 2016 to 2021.

Annual compensation details

$192,153
+9.2%
Senior Scientist
2021
$167k org
40 hrs/wk
$26k other
--
$176,032
-7%
Senior Scientist
2020
$149k org
40 hrs/wk
$28k other
--

Total compensation by year

Compare the compensation of Katherine Walker to:

2021

Other employees at Health Effects Institute

Daniel Greenbaum
President and Chief Executive Officer
$374,166
$355,502 from orgNo related comp$18,664 other
Robert O'Keefe
Vice President and Treasurer
$339,338
$325,744 from orgNo related comp$13,594 other
Rashid Shaikh
Director of Science
$260,820
$257,844 from orgNo related comp$2,976 other
Jacqueline Rutledge
Director of F&A
$229,003
$217,051 from orgNo related comp$11,952 other
Donna Vorhees
Director of Energy Research
$223,911
$212,117 from orgNo related comp$11,794 other
Annemoon van Erp
Managing Scientist
$221,812
$199,391 from orgNo related comp$22,421 other
Hilary Polk
Managing Editor
$141,615
$135,770 from orgNo related comp$5,845 other
Philip Demarco
Compliance Manager
$130,143
$118,852 from orgNo related comp$11,291 other
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Revisions to this profile

January 25, 2026:
2021 Health Effects Institute 990 published
January 24, 2026:
2020 Health Effects Institute 990 published
January 24, 2026:
2019 Health Effects Institute 990 published

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