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Person · officer / director

Mark Gauf

Treasurer · International Union of Operating Engineers 139

Treasurer at International Union of Operating Engineers 139. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.

This is me
Organizations
2
Roles reported
2
Reported compensation
$172K

Who this is

Profile

The filed facts are verified from the IRS filings. The biography is compiled from public web sources and grounded to that filed record.

✓ Verified from filings
●
Reported as Treasurer of International Union of Operating Engineers 139, based in Pewaukee, WI.
●
Received $172K in total reported compensation on the most recent Form 990 (Part VII).
●
Also listed as Trustee - Former of Wisconsin Operating Engineers Skill Improvement and Apprenticeship Fund, uncompensated.
Facts extracted directly from each organization's Form 990, Part VII.
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Affiliations

Organizations

Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.

I
International Union of Operating Engineers 139 Treasurer · $17.2M revenue · Pewaukee, WITO ELEVATE THE TRADE OF OPERATING ENGINEERS AND IMPROVE THE SOCIAL, ECONOMIC AND WORKING CONDITIONS OF ITS MEMBERS.pay $166K → $172KFiled FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII
$172Kreported comp
Wisconsin Operating Engineers Skill Improvement and Apprenticeship Fund Trustee - Former · $13.9M revenue · Pewaukee, WITO PROVIDE SKILL IMPROVEMENT, SAFETY, AND TRAINING PROGRAMS FOR APPRENTICESHIP, EMPLOYEE, JOURNEYMEN, OR INSTRUCTOR TRAINING AND EDUCATION IN THE…Filed FY2023 · Source: Form 990, Part VII

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

M
President/Busines Mgr · FY2025
$219K
T
President/Busines Mgr · FY2023
$204K
T
Bus Mgr/Pres · FY2020
$199K
G
Recording Secretary · FY2025
$191K
B
Financial Secretary · FY2025
$188K
S
Vice President · FY2025
$186K
R
Treasurer · FY2025
$185K
D
Training Director · FY2024
$178K
S
Financial Secretary · FY2023
$173K
S
Recording Secretary · FY2023
$173K
D
Vice President · FY2023
$172K
M
Trustee · FY2025
$171K

Network

Recommendations

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Public data from IRS Form 990 e-file & the Business Master File. Individuals appear here because they were named as an officer, director, or key employee on a nonprofit's Form 990; people are grouped by name plus corroborating evidence (Schedule R, shared address, shared board members). · philanthropy.org