Skip to content
LaborLab Beta

Union Directory

USW Local 18 (Modesto, CA)

Local USW

Local 18 ยท United Steelworkers

All Unions

Suggest an Edit to USW Local 18 (Modesto, CA)

Send Suggestion opens your email app with this message drafted to [email protected]. You can edit it before sending.

Claim USW Local 18 (Modesto, CA)

Only a union's executive officers can claim its profile. Use your union email address: we confirm claims against the officers listed in the union's federal filings. Once confirmed, you can add an organizing contact for workers who want to reach your union, and keep the officer list current.

An address at your union's domain, not a personal one.

Shown on this profile under Contact an Organizer, for workers who want to organize with your union.

Send Claim opens your email app with this message drafted to [email protected]. You can edit it before sending.

Contact

Mailing Address
Attn: Favian Castellanos, Financial Secretary Modesto, CA 95355

Officers 5

  • Richard Cubillo

    President

  • David Gutierrez

    Treasurer

  • Favian Castellanos

    Financial Secretary

  • Andrew Dillon

    Vice President

  • Tawar Petros

    Recording Secretary

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

An executive officer can send the current list.

Update Officers of USW Local 18 (Modesto, CA)

Only the union's executive officers can update this list. Use your union email address.

One per line, as "Name, Title". Edit, add or remove lines.

Send Officer List opens your email app with this message drafted to [email protected]. You can edit it before sending.

Federal Filing

Members Reported
56
Last Report
2025
Form
LM-3
File Number
56688

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

NLRB cases for Local 18 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 Use Suggest an Edit above to tell us what's out of date.