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Iron Workers Local 24

Local BSOIW

Local 24 ยท International Association of Iron Workers

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Contact

Mailing Address
Attn: Mark Calkins, Business Manager 501 W 4th AveDenver, CO 80223

Officers 7

  • Joseph Mulready

    President

  • Mark Calkins

    Business Manager

  • Zachary Argabrite

    Sergant-at-Arms/Exc Comm

  • James Cordova

    Executive Committee

  • Jimmy Renfro

    Executive Committee

  • Dan Betell

    Executive Committee

  • James Hernandez

    Executive Committee

From the 2026 LM-2 report (opens in new tab)

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Federal Filing

Members Reported
594
Last Report
2026
Form
LM-2
File Number
27379

Members as the union reported them on its 2026 LM-2 report. Counts may include retirees and associate members.

NLRB cases for Local 24 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 Use Suggest an Edit above to tell us what's out of date.