USDOT 3450175
M Bar M
Castro Valley, CA · Intrastate
Motor Carrier
✓ Registered fleet operator
3
Power units
2
Drivers
11
Roadside inspections
Fleet & safety
The operation
11
Inspections
Jun 12, 2026
Most recent
Sep 3, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Jun 12, 2026 | CA | Level III — Driver-only |
| Feb 5, 2026 | CA | Level II — Walk-around |
| Oct 29, 2025 | CA | Level II — Walk-around |
| Aug 13, 2025 | CA | Level III — Driver-only |
| May 30, 2025 | CA | Level II — Walk-around |
About
Who we are
M Bar M is an intrastate motor carrier based in Castro Valley, CA.
Auto-written from federal records. Claim this page to tell your own story and add your team.
Contact
Work with M Bar M
Address
20885 Redwood Rd Suit 104
Castro Valley, CA 94552-9687
Phone
(510) 938-0487
MO•••@M•••.COM
Quote requests aren't active yet.
When M Bar M claims this page, shippers and brokers get a working quote form that lands straight in their inbox. Run this company?
Claim M Bar M — free →