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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 International Union of Operating Engineers Local 399 Health Reimbursement Account Plan William Masterson

William Masterson

Trustee/director

Former Trustee at International Union of Operating Engineers Local 399 Health Reimbursement Account Plan

Fiscal year ended May 31, 2020. Published on January 24, 2026.

$218,750
2020

Total compensation

William Masterson has been listed as an employee of International Union of Operating Engineers Local 399 Health Reimbursement Account Plan in Form 990 filings since at least fiscal year 2016. Total compensation for William Masterson has increased by 15.8% from 2016 to 2020.

Annual compensation details

$218,750
+5.5%
Former Trustee
2020
$163k
40 hrs/wk
$56k
--
$207,395
+2%
Trustee
2019
$158k
40 hrs/wk
$51k
--
$203,366
+2.4%
Trustee
2018
$155k
40 hrs/wk
$50k
--
$198,684
+5.2%
Trustee
2017
$152k
40 hrs/wk
$47k
--
$188,894
Trustee
2016
$149k
40.4 hrs/wk
$41k
--

Total compensation by year

Compare the compensation of William Masterson to:

2020

Other employees at International Union of Operating Engineers Local 399 Health Reimbursement Account Plan

Brian E Hickey
Trustee
$240,145
$0 $181,239 $58,906
Patrick J Kelly
Trustee
$227,748
$0 $170,301 $57,447
Valerie Jo Colvett
Trustee
$218,750
$0 $162,763 $55,987
Carrie Gath
Fund Administrator
$203,387
$0 $153,704 $49,683
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Revisions to this profile

January 24, 2026:
2020 International Union of Operating Engineers Local 399 Health Reimbursement Account Plan 990 published
January 24, 2026:
2019 International Union of Operating Engineers Local 399 Health Reimbursement Account Plan 990 published
January 24, 2026:
2018 International Union of Operating Engineers Local 399 Health Reimbursement Account Plan 990 published

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