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Motor carrier · USDOT 4361098

MAINSPRING ENERGY INC, Menlo Park, CA: USDOT 4361098 safety record, inspections, out-of-service, crashes

Fleet and drivers are as MAINSPRING ENERGY INC filed them on its MCS-150, last updated February 12, 2025. The carrier has been on the FMCSA register since February 12, 2025. Inspections and crashes are the reports in Velarion’s copy of FMCSA’s inspection and crash files, which hold the reports filed by some states, not every state; FMCSA’s free SAFER snapshot carries the carrier’s national 24-month inspection and out-of-service figures.

What the register holds for MAINSPRING ENERGY INC: its USDOT number, its address in San Mateo County, its operating authority, its fleet of 1 power units and 2 drivers; FMCSA has not rated it. Velarion’s copy of the inspection and crash files holds no inspection and no crash for USDOT 4361098.

Identity

Legal name as filedMAINSPRING ENERGY INC
USDOT number4361098
Status on the censusActive
AddressMenlo Park, CA 94025
CountySan Mateo County
Operating authorityInterstate Carriers
Hazardous materialsDoes not carry hazardous materials
Safety ratingNot rated
Power units1 (1 trucks)
Drivers2 (2 with a CDL)
On the register sinceFebruary 12, 2025
MCS-150 last filedFebruary 12, 2025
MCS-150 annual mileage0 miles
Cargo carriedMachinery, Large Objects; General Freight

Cited to the FMCSA Company Census File.

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 4361098.

Cited to the FMCSA Vehicle Inspection File; up to 50 rows shown, newest first.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4361098.

Cited to the FMCSA Crash File; up to 50 rows shown, newest first.

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FMCSA publishes a free snapshot of every carrier on SAFER: its registration, its national inspection and out-of-service figures for the last 24 months, and its crashes; open it for USDOT 4361098.

MAINSPRING ENERGY INC among San Mateo County carriers

By power units, MAINSPRING ENERGY INC is number 807 of 2,598 San Mateo County carriers, level with 1,791 that also file 1; the county’s middle fleet is 1 power unit.

MAINSPRING ENERGY INC, USDOT 4361098, MCS-150 filed February 12, 2025: 1 power unit (1 truck), 2 drivers (2 with a CDL); Menlo Park, CA 94025, San Mateo County; active on the census; Interstate Carriers; no hazardous materials; not rated by FMCSA; hauls Machinery, Large Objects, General Freight; registered February 12, 2025.

San Mateo County carriers nearest MAINSPRING ENERGY INC in fleet size

Nearby on the register

Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.

How this page was built: FMCSA Company Census File, read October 15, 2026.

What this page shows

MAINSPRING ENERGY INC, a single-truck interstate carrier based in Menlo Park, California, joined the FMCSA register ahead of 88.6% of the 179,736 California carriers with one power unit, and it is one of 1,792 carriers with one power unit registered in San Mateo County. The register shows no crashes and no roadside inspections on file for this carrier, which is a record that differs from the 16.7% of California one-unit carriers that have at least one roadside inspection on file.