MOUNTAIN ROCK INC
AUTHORIZEDUSDOT
4078547
MC Number
1551059
Fleet Size
2
Total Drivers
1
Last updated: March 16, 2026
Broker verification report
Want a verification report for this carrier?
Request a sample CarrierOwl report for MOUNTAIN ROCK INC. We will use this DOT profile to show authority, insurance, safety, contact consistency, and timestamped notes your team can save before sending a rate con.
Safety overview
MOUNTAIN ROCK INC is a small interstate motor carrier based in RENO, Nevada, operating 2 power units with 1 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 25.0% runs above the national average of 5.51%. No crashes on file. FMCSA records show 4 inspections for this carrier.
Truck insurance quotes
Need insurance for this carrier?
Enter your email and we'll use this FMCSA profile to prepare truck insurance quotes.
BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in Nevada is 12.4% and the average vehicle OOS rate is 23.6% across 9,330 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
4
Total
80%
Driver %
Insurance on file
Liability (BIPD)
WESCO INSURANCE COMPANY — eff. Jan 19, 2026
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Crash history
0
Total Crashes
Similar carriers in Nevada
Other carriers in the same state with a similar fleet size.
NORTHERN NEVADA TRUCKING LLC
POWER PROMOTIONS LLC
HUMBOLDT FREIGHT LLC
LOUIES HOME CENTER INC
STR8 FWD TRUCKING LLP
Frequently asked questions
Is MOUNTAIN ROCK INC authorized to operate?
Yes. MOUNTAIN ROCK INC (USDOT #4078547) currently holds "AUTHORIZED" status with FMCSA. They're registered as an interstate carrier.
What is MOUNTAIN ROCK INC's safety record?
MOUNTAIN ROCK INC has 4 inspections on file and no crashes on record. They do not show a formal FMCSA safety rating in CarrierOwl's current data. CarrierOwl is validating BASIC percentile display against the official FMCSA SMS portal, so brokers should verify current BASIC percentiles directly with FMCSA before relying on them.
How many trucks does MOUNTAIN ROCK INC operate?
MOUNTAIN ROCK INC operates 2 power units with 1 driver on file. That makes them a small carrier.
Does MOUNTAIN ROCK INC transport hazardous materials?
No. MOUNTAIN ROCK INC does not have a hazardous materials flag in the FMCSA database.
Where is MOUNTAIN ROCK INC located?
MOUNTAIN ROCK INC is based in RENO, Nevada at 1541 SUMMERWIND CIRCLE, 89523. Phone: (209) 890-8854.
What are MOUNTAIN ROCK INC's out-of-service rates?
MOUNTAIN ROCK INC's driver out-of-service rate is 25.0%, compared to the national average of 5.51%. Higher than average, which could point to driver compliance issues. Their vehicle out-of-service rate is 0.0% (national average: 20.72%). Below average, suggesting the fleet is well-maintained.