Union Directory
Mountain States Pipe Trades Association (UA)
State Association ยท United Association of Plumbers and Pipefitters
Contact
- Mailing Address
- Attn: Mark Hosick, President 17100 E 32nd PlaceAurora, CO 80011
- Phone
- (208) 288-1296 Mark Hosick, President Listed on the 2025 LM-2 report (opens in new tab)
Officers 12
-
Mark Hosick
President
-
Sonny Welch
Secretary-Treasurer
-
Ben Gundry
Vice President
-
Steve Purdy
Executive Board
-
Dale Thrower
Executive Board
-
Brian Almquist
Executive Board
-
Aaron Butler
Executive Board
-
Tor Drangsholt
Executive Board
-
Daniel Bambulas
Executive Board
-
Brandon Shaw
Executive Board
-
Clint McCulloch
Executive Board
-
Dave Anderson
Executive Board
An executive officer can send the current list.
Federal Filing
- Members Reported
- 18,321
- Last Report
- 2025
- Form
- LM-2
- File Number
- 546871
Members as the union reported them on its 2025 LM-2 report. Counts may include retirees and associate members.
NLRB cases for United Association of Plumbers and Pipefitters (UA) Elections and unfair labor practice charges across the whole union, on LaborLab Search
Sources 2
- OLMS LM-2 report, 2025 (file no. 546-871) (opens in new tab)
Checked Oct 12, 2026
- OLMS filings for file no. 546-871, 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 Use Suggest an Edit above to tell us what's out of date.