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CORNER KEYSTONE CONSTRUCTION CORPORATION
No inspections in the past 12 months · Walnut, CA · 6 trucks. Updated Oct 2026.
DOT 4274859ActiveIntrastate Non-HazmatWALNUT, CA
COMPANY
Authority since
—
MCS-150
2024-07-30
Fleet
6 units · — trailers · 6 drivers
ADDRESS
Physical
721 BREA CANYON RD STE 9
WALNUT, CA 91789-3039
WALNUT, CA 91789-3039
Mailing
440 N BARRANCA AVE PMB 5210 UNIT 5210
COVINA, CA 91723-1722
COVINA, CA 91723-1722
CONTACT
Phone
8442522677
Email
ceo@cornerkeystone.com
OFFICERS
Primary Officer
MAN DY
Title
CEO
OPERATION & CARGO
Operation classification
Authorized For Hire
Specialty
Household Goods Mover
Cargo types
5
General FreightHousehold GoodsLogs, Poles, Beams, LumberBuilding MaterialsConstruction
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
26 mo
Since USDOT registration
INSURANCE
Insurance not verified
Federal insurance records may not cover this carrier's operation type. Verify coverage through state records or the insurer.
RISK GRADE
Minimal Risk
0 risk factors · 1 strengths
OOS RATE
0.0%
0 / 7 inspections
CarrierIntel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
65
out of 100
Fair
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Minimal Risk
0 risk factors · 1 strengths · 3 data pointsSAFETY PERFORMANCE
Crash Record
0 crashes · 0 fatal · 0 with injuries · 0 tow-away
Clean Inspection Rate
100% — 7 clean of 7 inspections
Out-of-Service Rate
0.0% — driver OOS 0 insp., vehicle OOS 0 insp.
COMPLIANCE & AUTHORITY
USDOT Registration
Status: Active
Operating Authority
No operating authority on file
Out-of-service orders
None on record
Authority Events
No authority history events
MCS-150 Filing
Last filed 2024-07-30
INSURANCE
Active Coverage
Insurance not verified — Federal insurance records may not cover this carrier's operation type. Verify coverage through state records or the insurer.
SUMMARY
No crashes in the last 24 months
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