Person · officer / director

Buffalo Steve

Financial Secretary · International Union of Operating Engineers 139

Financial Secretary at International Union of Operating Engineers 139. Listed as an officer, director, or key employee across 1 organization on the Form 990 record.

Ambiguous identity This name matches 1 other individual we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.

Organizations

Roles reported

Reported compensation

$188K

Others who share this name

Who this is

Profile

Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.

✓ Verified from filings

●

Reported as Financial Secretary of International Union of Operating Engineers 139, based in Pewaukee, WI.

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Received $188K in total reported compensation on the most recent Form 990 (Part VII).

Facts extracted directly from each organization's Form 990, Part VII.

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Affiliations

Organizations

International Union of Operating Engineers 139 Financial Secretary · $20.9M revenue · Pewaukee, WITO ELEVATE THE TRADE OF OPERATING ENGINEERS AND IMPROVE THE SOCIAL, ECONOMIC AND WORKING CONDITIONS OF ITS MEMBERS.pay $180K → $188KFiled FY2025, FY2024 · Source: Form 990, Part VII

$188Kreported comp

Disambiguation

Other people named Buffalo Steve

Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.

Buffalo Steve 1 organization · Madison, WIJoint Labor Management Work Preservation Fund

Network

Serves alongside

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

McGowan Terrance

President/Busines Mgr · FY2025

$219K

Terrance McGowan

President/Busines Mgr · FY2023

$204K

Terry McGowan

Bus Mgr/Pres · FY2020

$199K

Griesbach Shane

Recording Secretary · FY2025

$191K

Sperberg Dan

Vice President · FY2025

$186K

Raab Aaron

Treasurer · FY2025

$185K

Steve Buffalo

Financial Secretary · FY2023

$173K

Shane Griesbach

Recording Secretary · FY2023

$173K

Dan Sperberg

Vice President · FY2023

$172K

Mark Gauf

Treasurer · FY2023

$172K

McHugh Shaun

Trustee · FY2025

$171K

Daniel Sperberg

Vice President · FY2020

$167K

Network

Recommendations

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