Public carrier profile
Robert L Koelzer
USDOT 2760988
Allowed to operateIdentity and status
- USDOT
- 2760988
- DBA
- Bob Koelzer Oilfield Engine Service
- Status
- ActiveA
- Allowed to operate
- Yes
- Location
- Bakersfield, CA
Authority
- Authority history events
- 0
Fleet
- Power units
- 0
- Drivers
- 1
Insurance
- Active filings
- 0
Public record refreshed 10/27/2026.