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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 American Physical Society Kate Kirby

Kate Kirby

Former

Chief Executive Officer at American Physical Society

Fiscal year ended December 31, 2021. Published on January 25, 2026.

$492,664
2021

Total compensation

Kate Kirby has been listed as an employee of American Physical Society in Form 990 filings since at least fiscal year 2016. Total compensation for Kate Kirby has increased by 9.8% from 2016 to 2021.

Annual compensation details

$492,664
-16.9%
Chief Executive Officer
2021
$493k org
40 hrs/wk
$1k other
--
$592,865
+3.1%
Chief Executive Officer
2020
$542k org
40 hrs/wk
$52k other
--

Total compensation by year

Compare the compensation of Kate Kirby to:

2021

Other employees at American Physical Society

Jonathan Bagger
Chief Executive Officer
$596,402
$529,902 from orgNo related comp$66,500 other
Matthew Salter
Publisher
$447,676
$370,787 from orgNo related comp$76,889 other
Michael Thoennessen
Editor in Chief
$417,989
$347,470 from orgNo related comp$70,519 other
Mark Doyle
Chief Information Officer
$375,870
$287,605 from orgNo related comp$88,265 other
James Taylor
Chief Operating Officer
$343,450
$296,591 from orgNo related comp$46,859 other
Francis Slakey
Chief Governance Officer
$340,400
$254,755 from orgNo related comp$85,645 other
Jane Hopkins Gould
Chief Financial Officer
$338,507
$268,488 from orgNo related comp$70,019 other
Paul Dlug
Information Technology Director
$263,368
$221,003 from orgNo related comp$42,365 other
Lenny Marks
Technical LEAD
$260,478
$180,382 from orgNo related comp$80,096 other
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Revisions to this profile

January 25, 2026:
2021 American Physical Society 990 published
January 24, 2026:
2020 American Physical Society 990 published
January 24, 2026:
2019 American Physical Society 990 published

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