2 inspection violations in the past 12 months. 2 inspections in the past 12 months · Alpine, CA · 19 trucks. Updated Oct 2026.
DOT 1634570MC 604904ActiveMotor CarrierBrokerIntrastate Non-HazmatAmerican Contractors Indemnity Company +1 · $1,075,000 · 2 policiesALPINE, CA
COMPANY
Authority since
2019-02-25
MCS-150
2026-03-06 · 665,000 mi (2024)
Fleet
19 units · 22 trailers · 11 drivers
Annual mileage (VMT)
665,000 mi (2024)
ADDRESS
Physical
1117 TAVERN RD ALPINE, CA 91901
Mailing
Same as physical
CONTACT
Phone
6194454150
Email
michele@mountainmaterials.com
OFFICERS
Primary Officer
MICHELE SHEA
Title
PRESIDENT
OPERATION & CARGO
Operation classification
Authorized For Hire
Specialty
Construction & Building Materials
Cargo types
6
General FreightBuilding MaterialsCommodities Dry BulkConstructionWater WellOther: ROCK, SAND, GRAVEL
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
232 mo
Active authority
INSURANCE
2 active
American Contractors Indemnity Company
RISK GRADE
Minimal Risk
0 risk factors · 2 strengths
OOS RATE
25.0%
3 / 12 inspections
CarrierIntel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
85
out of 100
Excellent
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections