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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 Nsf International Thomas Chestnut

Thomas Chestnut

Officer

Vice President, COO (TO 9/30/2021) at Nsf International

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

$2,885,742
2021

Total compensation

Thomas Chestnut has been listed as an employee of Nsf International in Form 990 filings since at least fiscal year 2016. Total compensation for Thomas Chestnut has increased by 140.4% from 2016 to 2021.

Annual compensation details

$2,885,742
+153.9%
Vice President, COO (TO 9/30/2021)
2021
$2.9M org
38 hrs/wk
$23k other
--
$1,136,454
+2.2%
COO, Senior Vice President, Global FOOD Division
2020
$410k org
38 hrs/wk
$321k related
12 hrs/wk

Total compensation by year

Compare the compensation of Thomas Chestnut to:

2021

Other employees at Nsf International

Kevan Lawlor
President and Chief Executive Officer and Board Member
$2,910,609
$2,077,508 from orgNo related comp$833,101 other
Michael P Walsh
Vice President and Chief Financial Officer
$994,403
$711,617 from orgNo related comp$282,786 other
Lichun Ma
Vice President and Chief Information Officer
$962,401
$763,628 from orgNo related comp$198,773 other
Dave Purkiss
Vice President, Water Systems
$909,741
$494,954 from orgNo related comp$414,787 other
Joel Schellhammer
Vice President, CSIO (TO 9/30/2021)
$767,962
$753,099 from orgNo related comp$14,863 other
Julie Timmer
Vice President and General Counsel
$756,270
$600,353 from orgNo related comp$155,917 other
Karen Kreza
Vice President, Human Resources
$714,132
$600,580 from orgNo related comp$113,552 other
Martin Lush
Vice President, Health Sciences
$537,584
$0 from org$457,080 from related$80,504 other
Collette Laforce
Vice President, CMO (TO 5/28/2021)
$502,871
$499,809 from orgNo related comp$3,062 other
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Revisions to this profile

January 25, 2026:
2021 Nsf International 990 published
January 24, 2026:
2020 Nsf International 990 published
January 24, 2026:
2019 Nsf International 990 published

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