Person · officer / director

Sean Maddock

Employer Trustee · So Cal Tradeshow Labor Management Committee

Employer Trustee at So Cal Tradeshow Labor Management Committee. Listed as an officer, director, or key employee across 2 organizations 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

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

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Reported as Employer Trustee of So Cal Tradeshow Labor Management Committee, based in Covina, CA.

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Also listed as Employer Trustee of Tradeshow and Sign Crafts Local Union 831 Training and Re Training, 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.

So Cal Tradeshow Labor Management Committee Employer Trustee · $59K revenue · Covina, CASEE SCHEDULE OFiled FY2024, FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII

Tradeshow and Sign Crafts Local Union 831 Training and Re Training Employer Trustee · $2.1M revenue · Covina, CASEE SCHEDULE OFiled FY2024, FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII

Disambiguation

Other people named Sean Maddock

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.

Sean Maddock 1 organization · Pasadena, CATeamsters Local 986 Convention Trades Training Tr

Network

Serves alongside

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

Nancy Horner

Employer Trustee · FY2024

Joe Steffan

Employer Trustee · FY2024

Bill Rossi

Employer Trustee · FY2024

Jon Coley

Union Trustee · FY2024

Morgan Worth

Union Trustee · FY2024

Fred Murillo

Union Trustee · FY2024

Matt Cornell

Union Trustee · FY2024

David Henderson Past

Union Trustee · FY2022

Owen Murphy Past

Union Trustee · FY2022

Steve Bigelow Past

Union Trustee · FY2022

David Henderson

Union Trustee · FY2021

Owen Murphy

Union Trustee · FY2021

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