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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 Clifton McLellan

Clifton McLellan

Former

Former Officer at Nsf International

Fiscal year ended December 31, 2018. Published on January 24, 2026.

$266,473
2018

Total compensation

Clifton McLellan has been listed as an employee of Nsf International in Form 990 filings since at least fiscal year 2016. Total compensation for Clifton McLellan has decreased by 62.2% from 2016 to 2018.

Annual compensation details

$266,473
-75.2%
Former Officer
2018
$267k org
38 hrs/wk
$1,075,944
+52.5%
Vice President, Water Systems (END 5/17)
2017
$1.1M org
38 hrs/wk
$9k other
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$705,462
Vice President, Water Systems

Total compensation by year

Compare the compensation of Clifton McLellan to:

2018

Other employees at Nsf International

Kevan P Lawlor
President and Chief Executive Officer
$2,155,469
$1,292,975 from orgNo related comp$862,494 other
Chandana Kathuria
Senior Vice President, CIO (END 2018)
$1,992,358
$1,975,167 from orgNo related comp$17,191 other
Thomas Chestnut
Senior Vice President, Global FOOD Division
$1,661,512
$0 from org$1,379,013 from related$282,499 other
Kurtis Kneen
Vice President, Global LABS (END 2018)
$1,511,252
$1,494,649 from orgNo related comp$16,603 other
Lorelle Bestervelt
Executive Vice President, CTO
$1,346,670
$947,156 from orgNo related comp$399,514 other
David Purkiss
Vice President, Water Systems
$1,209,580
$320,853 from orgNo related comp$888,727 other
Michael P Walsh
Vice President and Chief Financial Officer
$751,032
$604,616 from orgNo related comp$146,416 other
Elizabeth Jones
Vice President, Marketing
$749,395
$610,571 from orgNo related comp$138,824 other
Karen Kreza
Vice President, Human Resources (BEG 2018)
$389,381
$287,819 from orgNo related comp$101,562 other
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Revisions to this profile

January 24, 2026:
2018 Nsf International 990 published
January 24, 2026:
2017 Nsf International 990 published
January 24, 2026:
2016 Nsf International 990 published

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2016
$464k org
38 hrs/wk
$243k other
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