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Industrial Workers Untd Siuna

National or International IWU
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Contact

Mailing Address
Attn: Thomas Orzechowski, Secretary-Treasurer 5201 Capital Gateway DriveCamp Springs, MD 20746

Officers 8

  • David W. Heindel

    President

  • Thomas Orzechowski

    Secretary-Treasurer

  • Monte Burgett Jr

    Vice President

  • Dean E. Corgey

    Vice President

  • Jacqueline P. Dickenson

    Vice President

  • Chad D. Partridge

    Vice President

  • Nicholas J. Marrone

    Vice President

  • Karen S. Horton-Gennette

    National Director

From the 2025 LM-2 report (opens in new tab)

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Federal Filing

Members Reported
4,040
Last Report
2025
Form
LM-2
File Number
364

Members as the union reported them on its 2025 LM-2 report. Counts may include retirees and associate members.

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 Use Suggest an Edit above to tell us what's out of date.