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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 Jonathon McMahon

Jonathon McMahon

Officer

Executive Board Member at Steamfitters Local Union No 420

Fiscal year ended June 30, 2017. Published on January 24, 2026.

$625
2017

Total compensation

Jonathon McMahon has been listed as an employee of Steamfitters Local Union No 420 in Form 990 filings since fiscal year 2017.

Annual compensation details

$625
Executive Board Member
2017
$1k org
0.2 hrs/wk

Total compensation by year

Compare the compensation of Jonathon McMahon to:

2017

Other employees at Steamfitters Local Union No 420

Anthony Gallagher
Business Manager
$320,085
$185,800 from orgNo related comp$134,285 other
Kevin F Heffernan
Financial Secretary and Treasurer
$268,546
$152,197 from orgNo related comp$116,349 other
James P Walls III
Assistant Business Manager
$267,997
$151,774 from orgNo related comp$116,223 other
Peter Klein
Director
$267,289
$151,230 from orgNo related comp$116,059 other
James J Snell
Business Agent
$264,037
$148,728 from orgNo related comp$115,309 other
Michael J Trofa
Business Agent
$263,942
$148,655 from orgNo related comp$115,287 other
James P Gallagher
Business Agent
$263,743
$148,502 from orgNo related comp$115,241 other
Edwin H Engle
Director
$263,485
$148,304 from orgNo related comp$115,181 other
Edward A Kalicki
Business Agent
$263,112
$148,017 from orgNo related comp$115,095 other
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Revisions to this profile

January 24, 2026:
2017 Steamfitters Local Union No 420 990 published

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Other people named Jonathon McMahon

2017
Employee
Jonathon McMahon
The Steamfitters Local Union 420 Realty Inc.
$339,087