Union Directory
Teamsters Joint Council 37
Joint Council 37 ยท International Brotherhood of Teamsters
Contact
- Mailing Address
- Attn: Mark Davison, President 1872 NE 162nd AvenuePortland, OR 97230
- Phone
- (503) 257-0162 Mark S Davison, President Listed on the 2025 LM-2 report (opens in new tab)
Officers 7
-
Mark S. Davison
President
-
Robert W. Sleight
Secretary-Treasurer
-
Walter A. Lachapelle
Vice President
-
Chris R. Muhs
Recording Secretary
-
Stephen D. Konopa
Trustee
-
Darel Hardenbrook
Trustee
-
Austin Depaolo
Trustee
An executive officer can send the current list.
Federal Filing
- Last Report
- 2025
- Form
- LM-2
- File Number
- 36047
NLRB cases for International Brotherhood of Teamsters Elections and unfair labor practice charges across the whole union, on LaborLab Search
Sources 2
- OLMS LM-2 report, 2025 (file no. 036-047) (opens in new tab)
Checked Oct 12, 2026
- OLMS filings for file no. 036-047, 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 Use Suggest an Edit above to tell us what's out of date.