Contact
- Mailing Address
- Attn: Kevin Clark, Business Manager 3025 W Hampden AvenueSheridan, CO 80110
- Phone
- (720) 317-3374 Zebulon Mongelli, President Listed on the 2025 LM-2 report (opens in new tab)
Officers 12
-
Zeb Mongelli
President
-
Kevin Clark
Business Manager
-
Cole Buis
Treasurer
-
Jason Laperle
Vice President
-
Nathan Bradley
Recording Secretary
-
Tom Adent
Trustee
-
Rachelle Tupa
Trustee
-
Jeff Young
Trustee
-
Stan Rice
Business Representative
-
Erin Hanesen
Mechanics to E-Board
-
Lance Prater
Mechanics to E-Board
-
Austin Helsley
Apprentice to E-Board
An executive officer can send the current list.
Federal Filing
- Members Reported
- 594
- Last Report
- 2025
- Form
- LM-2
- File Number
- 42220
Members as the union reported them on its 2025 LM-2 report. Counts may include retirees and associate members.
NLRB cases for Local 25 Elections and unfair labor practice charges on LaborLab Search
Sources 2
- OLMS LM-2 report, 2025 (file no. 042-220) (opens in new tab)
Checked Oct 12, 2026
- OLMS filings for file no. 042-220, labordata.bunkum.us (opens in new tab)
Checked Oct 12, 2026
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 Use Suggest an Edit above to tell us what's out of date.