Carrier profile · USDOT 3087338 · MC-69970 · Updated Jun 13, 2026
DIAMOND WELL SERVICES LLC
2 power unitsLocal · 1 statesWARREN, OH50/100
CARRIER ACTIVEMC-69970 ACTIVE
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
- 106 E MARKET ST, WARREN, OH, 44481
- Mailing address
- PO BOX 328, WARREN, OH, 44482
- Operation
- Interstate
Contact
- Phone
- (234) 806-4185
- Cell
- (330) 360-8055
- Fax
- (234) 806-4153
- Web domain
- diamondoiltech.com
Registration
- Officers
- Mathew Kleese · James Adams
- USDOT / docket
- 3087338 · MC-69970
- First registered
- Jan 18, 2018
- Last MCS-150
- Sep 16, 2025 · 30,426 mi (2024)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- 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.