Union Directory
UA District Council 34
District Council 34 · Pipe Trades · United Association of Plumbers and Pipefitters
Contact
- Mailing Address
- Attn: Patrick O'Brien, Secretary/Treasurer 6304 W Development DrivePeoria, IL 61604
- Phone
- (309) 699-3570 David M Maroon Jr., President Listed on the 2025 LM-2 report (opens in new tab)
Officers 12
-
David Maroon Jr
President
-
Ronnie Harris
Vice President
-
Patrick O'Brien
Secretary/Treasurer
-
Rhett Williams
Secretary
-
Daniel Spears
Delegate
-
Matthew McCreary
Delegate
-
Michael Howard
Delegate
-
T. Dirk Williams Jr
Delegate
-
Marcus Hightower
Delegate
-
Thomas O'Neill IV
Delegate
-
Matthew Rambke
Delegate
-
Michael Burger
Delegate
An executive officer can send the current list.
Federal Filing
- Members Reported
- 2
- Last Report
- 2025
- Form
- LM-2
- File Number
- 45509
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. 045-509) (opens in new tab)
Checked Oct 12, 2026
- OLMS filings for file no. 045-509, 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 Use Suggest an Edit above to tell us what's out of date.