Carrier profile · USDOT 4083616 · Updated Jun 13, 2026
LA VALLEY UNDERGROUND LLC
4 power unitsLA VALLE, WI50/100
AUTHORITY STATUS UNKNOWN
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- S1429 HWY 33, LA VALLE, WI, 53941-9563
- Mailing address
- PO BOX 43, LA VALLE, WI, 53941-0043
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (608) 985-8043
- Cell
- (608) 393-3247
- jbartz@mwt.net
- Web domain
- mwt.net
Registration
- Officer
- John Francis Bartz
- USDOT / docket
- 4083616
- First registered
- May 31, 2023
- Last MCS-150
- Jan 13, 2026 · 5,000 mi (2025)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.