Motor carrier · USDOT 3383258

MAINSPRING ENERGY, Menlo Park, CA: USDOT 3383258 safety record, inspections, out-of-service, crashes

2Power units
6Drivers
0Roadside inspections on file
0With an out-of-service order
0Crashes on file

Fleet and drivers are as MAINSPRING ENERGY filed them on its MCS-150, last updated January 16, 2020. The carrier has been on the FMCSA register since January 16, 2020. 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: its USDOT number, its address in San Mateo County, its operating authority, its fleet of 2 power units and 6 drivers; FMCSA has not rated it. Velarion’s copy of the inspection and crash files holds no inspection and no crash for USDOT 3383258.

Identity

Legal name as filed	MAINSPRING ENERGY
Doing business as	ETAGEN INC
USDOT number	3383258
Status on the census	Active
Address	Menlo Park, CA 94025
County	San Mateo County
Operating authority	Intrastate Non-Hazmat Carriers
Hazardous materials	Does not carry hazardous materials
Safety rating	Not rated
Power units	2 (2 trucks)
Drivers	6 (3 with a CDL)
On the register since	January 16, 2020
MCS-150 last filed	January 16, 2020
MCS-150 annual mileage	0 miles
Cargo carried	Machinery, Large Objects; Utility; General Freight

Cited to the FMCSA Company Census File.

Roadside inspections

0Inspections
0Any out-of-service order
0Driver out of service
0Vehicle out of service

Velarion’s copy of the inspection file holds no inspection for USDOT 3383258.

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

Crashes

0Crashes
0With a fatality
0With an injury

Velarion’s copy of the crash file holds no crash for USDOT 3383258.

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 3383258.

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.

Of the 89,383 roadside inspections of California carriers with 2 to 5 power units, 19.9% ended in an out-of-service order. MAINSPRING ENERGY is counted among the 570 carriers registered in San Mateo County with 2 to 5 power units.