CarrierIntel Score: 24/100. 25 inspection violations in the past 12 months. Updated Oct 2026.
DOT 4345337MC 1810221ActiveNew Entrant · month 7 of 18Motor CarrierInterstateGREENWICH INSURANCE COMPANY · $1,000,000 · 1 policySAGINAW, TX
COMPANY
Authority since
2026-04-16
MCS-150
2026-04-16 · 89,632 mi (2025)
Fleet
2 units · — trailers · 2 drivers
Annual mileage (VMT)
89,632 mi (2025)
ADDRESS
Physical
989 KENNEDY LN SAGINAW, TX 76131-1043
Mailing
Same as physical
CONTACT
Phone
9729511026
Email
cornerstoneexcavators@gmail.com
OFFICERS
Primary Officer
DAVID OWEN
Title
MANAGER
OPERATION & CARGO
Operation classification
Private Property · Authorized For Hire
Specialty
Construction & Building Materials
Cargo types
4
Building MaterialsCommodities Dry BulkUtilityConstruction
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
6 mo
Active authority
INSURANCE
1 active
GREENWICH INSURANCE COMPANY
RISK GRADE
Moderate Risk
1 risk factors · 2 strengths
OOS RATE
50.0%
2 / 4 inspections
CarrierIntel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
24
out of 100
Needs Attention
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections