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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 League of Conservation Voters Inc. Tiernan Sittenfeld

Tiernan Sittenfeld

Highest compensated employee

Senior Vice President, Policy and Lobbyin at League of Conservation Voters Inc.

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

$255,615
2024

Total compensation

Tiernan Sittenfeld has been listed as an employee of League of Conservation Voters Inc. in Form 990 filings since fiscal year 2017. Total compensation for Tiernan Sittenfeld has increased by 88.9% from 2017 to 2024.

Annual compensation details

$255,615
+9.2%
Senior Vice President, Policy and Lobbyin
2024
$222k
37 hrs/wk
$35k
--
$234,047
+6%
Senior Vice President, Policy and Lobbying
2023
$203k
37 hrs/wk
$32k
--
$220,867
+4.6%
Senior Vice President, Policy and Lobbying
2022
$194k
37 hrs/wk
$28k
--
$211,070
+4.3%
Senior Vice President, Policy and Lobbying
2021
$185k
37 hrs/wk
$27k
--
$202,373
+4.1%
Senior Vice President
2020
$177k
37 hrs/wk
$27k
--
$194,310
+11.7%
Senior Vice President
2019
$170k
37 hrs/wk
$26k
--
$173,959
+28.5%
Senior Vice President
2018
$161k
37 hrs/wk
$14k
--
$135,346
Senior Vice President
2017
$119k
29 hrs/wk
$18k
--

Total compensation by year

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Revisions to this profile

January 25, 2026:
2024 League of Conservation Voters Inc. 990 published
January 25, 2026:
2023 League of Conservation Voters Inc. 990 published
January 25, 2026:
2022 League of Conservation Voters Inc. 990 published

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2024

Other employees at League of Conservation Voters Inc.

Gene Karpinski
President
$276,106
$237,456 No related comp$38,650
Pete Maysmith
Senior Vice President, Campaigns
$226,408
$195,568 No related comp$30,840
Richard Thomas
General Counsel and Senior Vice President
$200,366
$175,409 No related comp$24,957
Sara Chieffo
Vice President, Government Affairs
$195,626
$164,291 No related comp$31,335
Nancie Koenigsberg
Senior Vice President, Development
$190,885
$167,116 No related comp$23,769
Titi Sonekan
Senior Vice President, Finance
$179,294
$165,295 No related comp$13,999

Other people named Tiernan Sittenfeld

2024
Board Member
Tiernan Sittenfeld
The Partnership Project Action Fund
$0
Board Member
Tiernan Sittenfeld
The Partnership Project Inc
$0