USDOT 4336694
Porta-stor
Tandem Storage Corporation · Ventura, CA · Intrastate
Motor Carrier
✓ Registered fleet operator
6
Power units
4
Drivers
10
Roadside inspections
Fleet & safety
The operation
10
Inspections
May 26, 2026
Most recent
Mar 25, 2025
Earliest on file
| Date | State | Level |
|---|---|---|
| May 26, 2026 | CA | Level I — Full |
| Apr 8, 2026 | CA | Level III — Driver-only |
| Mar 16, 2026 | CA | Level I — Full |
| Mar 10, 2026 | CA | Level I — Full |
| Feb 23, 2026 | CA | Level I — Full |
About
Who we are
Porta-stor is an intrastate motor carrier based in Ventura, CA.
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Contact
Work with Porta-stor
Address
330 W Park Row Ave
Ventura, CA 93001-1840
Phone
(805) 643-3862
WE•••@P•••.COM
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