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Freight Forwarder profile · USDOT 3751592 · FF-51656 · Data as of Oct 7, 2026

Superior Mechanical Insulation Inc

Merced, CA · Interstate freight forwarder · Since 2021
No MC authorityNot rated by FMCSANo hazmat
Cargo carriedGeneral FreightBuilding MaterialsUtilitiesConstruction
View on FMCSA SAFERCall (209) 349-8268
0
Power units
—
Drivers
—
Annual miles
5 yr
Registered
95
/ 100
Clear to load

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MCS-150 not updated in over 2 years: FMCSA requires a biennial update.

How we scored it · 5 factors
Operating authority20/20
Insurance20/20
Out-of-service rates20/20
Crashes & rating20/20
Continuity & identity15/20

Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.

Enforcement

FMCSA closed cases

Closed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.

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Authority & insurance

FMCSA L&I · AS OF OCT 7, 2026

No operating authority (MC/FF docket) on file. Private and intrastate carriers don't need one; interstate for-hire carriers and brokers do.

Equipment

SELF-REPORTED ON MCS-150
0
Power units
0
Trucks
—
Tractors owned
—
Trailers owned
—
Drivers
—
CDL drivers
Not registered for hazardous materials.

Operations & cargo

FMCSA CENSUS
InterstateAuthorized for Hire
Cargo carried
General FreightBuilding MaterialsUtilitiesConstruction
Annual mileage
Not reported

Identity & federal record

FMCSA census · MCS-150
USDOT
3751592
MC / docket
FF-51656
Legal name
Superior Mechanical Insulation Inc
DBA
—
Entity type
Freight Forwarder
Operation
Interstate
First registered
Oct 26, 2021
Last MCS-150
Oct 26, 2021
Safety rating
Not rated
Drivers (CDL)
—
Hazmat
No
Business type
—

Fraud & network signals

For review, not a verdict.

No prior revocation
FMCSA shows no link to a previously revoked authority.
Unique phone number
Not shared with any other active USDOT.
Unique email address
Not shared with any other active USDOT.
Unique street address
Not shared with any other active USDOT.

Frequently asked

What is Superior Mechanical Insulation Inc's USDOT number?

Superior Mechanical Insulation Inc's USDOT number is 3751592 and its docket number is FF-51656.

Is Superior Mechanical Insulation Inc authorized to operate?

It does not hold MC operating authority, which private and intrastate carriers do not need.

Where is Superior Mechanical Insulation Inc located?

Superior Mechanical Insulation Inc is located at 1735 Ashby Rd Ste E, Merced, CA, 95348. Phone: (209) 349-8268.

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Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.