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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 Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training William Hamman

William Hamman

Highest compensated employee

Instructor at Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$213,290
2024

Total compensation

William Hamman has been listed as an employee of Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training in Form 990 filings since fiscal year 2018. Total compensation for William Hamman has decreased by 3.1% from 2018 to 2024.

Annual compensation details

$213,290
-16.3%
Instructor
2024
$120k org
40 hrs/wk
$94k other
--
$254,780
-5.2%
Instructor
2023
$146k org
40 hrs/wk
$110k other
--

Total compensation by year

Compare the compensation of William Hamman to:

2024

Other employees at Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training

Jonathan Blaine
Training Coordinator
$286,388
$171,499 from orgNo related comp$114,889 other
Darrell Reddick
Instructor
$282,527
$171,799 from orgNo related comp$110,728 other
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Revisions to this profile

January 25, 2026:
2024 Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training 990 published
January 25, 2026:
2023 Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training 990 published
January 25, 2026:
2022 Heat & Frost Insulators & Allied Workers of Nor Cal & Local # 16 Apprentice Training 990 published

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$268,624
+16.3%
Instructor
2022
$161k org
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$109k other
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$230,897
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2021
$134k org
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$231,551
+5.2%
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2019
$138k org
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$94k other
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$220,008
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2018
$131k org
40 hrs/wk
$90k other
--

Other people named William Hamman

2024
Employee
William Hamman
Riverbend Elementary PTSA
$0