WOLFF UNDERGROUND CORPORATION
USDOT 1795350 · Doing business as WOLFF UNDERGROUND
Active
Active, interstate carrier, small fleet (2 power units) — no FMCSA safety rating on record (common).
USDOT1795350
MC Number—
Fleet2 power units
Drivers2
Phone9207381880
LocationBlack Creek, WI
Registration
Carrier identity
| USDOT Number | 1795350 |
|---|---|
| MC Number | — |
| Legal Name | WOLFF UNDERGROUND CORPORATION |
| DBA Name | WOLFF UNDERGROUND |
| Entity Type | — |
| Phone | 9207381880 |
| Address | N8663 OLD HIGHWAY 47, Black Creek, WI, 54106-9159 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 0 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 0 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Equipment
Fleet & operations
| Power Units (trucks) | 2 |
|---|---|
| Drivers | 2 |
| Recent Annual Mileage | 50,000 |
| Last MCS-150 Filing | 25-SEP-25 |
WOLFF UNDERGROUND CORPORATION operates 2 power units — a larger fleet than 60% of carriers registered in WI.
Nearby
Other carriers in Black Creek, WI
- BIRLINGS BOVINES LLC — USDOT 1652140, 6 power units
- STEVEN DOUGLAS KNORR — USDOT 1830509, 3 power units
- RIEHL CONSTRUCTION SERVICE LLC — USDOT 1635745, 2 power units
- JAMES P WAGNER — USDOT 1817432, 2 power units
- JAMES C STAMMER — USDOT 1820338, 2 power units
Browse all carriers in Black Creek, WI or all WI carriers.