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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 Steamfitters Local Union No 420 Jonathan McMahon

Jonathan McMahon

Officer

Business Agent at Steamfitters Local Union No 420

Fiscal year ended June 30, 2024. Published on January 25, 2026.

$339,087
2024

Total compensation

Jonathan McMahon has been listed as an employee of Steamfitters Local Union No 420 in Form 990 filings since fiscal year 2018. Total compensation for Jonathan McMahon has increased by 20,766.9% from 2018 to 2024.

Annual compensation details

$339,087
+5.6%
Business Agent
2024
$195k org
43 hrs/wk
$146k other
--
$321,204
+1.9%
Business Agent
2023
$185k org
43 hrs/wk
$138k other
--

Total compensation by year

Compare the compensation of Jonathan McMahon to:

2024

Other employees at Steamfitters Local Union No 420

James J Snell
Business Manager
$401,519
$235,557 from orgNo related comp$165,962 other
Gary Andress
Assistant Business Manager
$346,752
$200,799 from orgNo related comp$145,953 other
Thomas F Redden III
Financial Secretary and Treasurer
$346,076
$200,123 from orgNo related comp$145,953 other
Ryan McMahon
Business Agent
$340,901
$195,848 from orgNo related comp$145,053 other
Lenny Perrone
Business Agent
$339,550
$194,572 from orgNo related comp$144,978 other
Albert R Bush Jr
Business Agent
$339,305
$194,302 from orgNo related comp$145,003 other
David Lentz
Business Agent
$337,892
$192,914 from orgNo related comp$144,978 other
Ryan McAdams
Business Agent
$337,789
$192,886 from orgNo related comp$144,903 other
Peter Klein
Director
$337,459
$191,487 from orgNo related comp$145,972 other
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Revisions to this profile

January 25, 2026:
2024 Steamfitters Local Union No 420 990 published
January 25, 2026:
2023 Steamfitters Local Union No 420 990 published
January 25, 2026:
2022 Steamfitters Local Union No 420 990 published

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