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USW Local 580

Local USW

Local 580 ยท United Steelworkers

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Contact

Mailing Address
Attn: Matthew Long, Financial Secretary Riverside, PA 17868

Officers 7

  • Daniel Sigafoos

    President

  • Matthew Long

    Financial Secretary

  • Michael Meckley

    Vice President

  • Helga Loncosky

    Trustee

  • Earl Malick

    Trustee

  • Keit Hervert

    Trustee

  • Troy Blue

    Chief Steward

From the 2025 LM-3 report (opens in new tab)

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Federal Filing

Members Reported
46
Last Report
2025
Form
LM-3
File Number
24296

Members as the union reported them on its 2025 LM-3 report. Counts may include retirees and associate members.

NLRB cases for Local 580 Elections and unfair labor practice charges on LaborLab Search

Sources 2

Listings come from public filings with the U.S. Department of Labor and from the organizations' own websites, as of the dates under Sources. Details change, and we may have them wrong. Check with the organization before you rely on them. Use Suggest an Edit above to tell us what's out of date.