USDOT 1050226
Castlerock Development A California Corporation
San Luis Obispo, CA · Intrastate
Motor Carrier
✓ Registered fleet operator
2
Power units
2
Drivers
1
Roadside inspections
Fleet & safety
The operation
1
Inspections
Mar 18, 2026
Most recent
Mar 18, 2026
Earliest on file
| Date | State | Level |
|---|---|---|
| Mar 18, 2026 | CA | Level II — Walk-around |
About
Who we are
Castlerock Development A California Corporation is an intrastate motor carrier based in San Luis Obispo, CA.
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Contact
Work with Castlerock Development A California Corporation
Address
1540 Marsh St Suite 120
San Luis Obispo, CA 93401
Phone
(805) 546-8100
DS•••@S•••.COM
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