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Carrier profile · USDOT 2367838 · MC-436414 · Updated 06/13/2026

CORNERSTONE ENVIRONMENTAL CONTRACTORS INC

1 power unitsLocal · 1 statesCONCORD, CA
CARRIER ACTIVEMC-436414 INACTIVEHAZMAT
Verified linkscornerstoneenv.comFMCSA SAFERCallEmail
Observed fleet · trailing 24 mo daily
1Power units
1 observed · MCS-150
—Trailers seen
None observed · 24 mo
12.0Avg age (yr)
2014–2014 · vPIC
Call dispatch(925) 299-9225Email dispatchnquinn@CORNERSTONEENV.COM

Load decision · FMCSA snapshot · 2026-06-13

Limited record

Not enough federal record to assess. Verify authority and insurance directly.

Established 14 yearsNo active operating authority
USDOT registration13 yr registered
Authority not on file
Insurance (BIPD)— unknown
No filing on record
Vehicle OOS · 24-mo0.0%
▼ 22.26% nat'l
Crashes · fatal0
Clean · 24 mo
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Owner-operator

1 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Awaiting VIN decode

Identity stabilityStable

13 yr unchanged

Same registration since 2013 — no chameleon / reincarnation signal.

AI readLocal operator, 13-yr registration, 0% vehicle OOS — unrated.Full read

Is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC safe to work with?

Is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC safe to load? CORNERSTONE ENVIRONMENTAL CONTRACTORS INC (USDOT 2367838, MC-436414) is an active owner-operator motor carrier based in CONCORD, CA, operating 1 power unit and 1 driver. Operating authority has been active 13 years (past the 24-month broker-confidence threshold). Across 1 roadside inspections, its vehicle out-of-service rate over the last 24 months is 0.0% (below the 22.26% national average), with 0 reportable crashes in the last 24 months. FMCSA has not assigned a safety rating. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it. Verify authority and insurance directly. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.

FMCSA fields + Vektor analysis · updated 2026-06-13
CECORNERSTONE ENVIRONMENTAL CONTRACTORS INC 50
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Frequently asked

What is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC's USDOT number?

CORNERSTONE ENVIRONMENTAL CONTRACTORS INC's USDOT number is 2367838, and its motor carrier number is MC-436414.

Is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC authorized to operate?

As of 2026-06-13, CORNERSTONE ENVIRONMENTAL CONTRACTORS INC is active in the FMCSA register.

What is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC's safety record?

CORNERSTONE ENVIRONMENTAL CONTRACTORS INC has a 0.0% vehicle out-of-service rate (national average 22.26%) across 1 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it.

How big is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC's fleet?

CORNERSTONE ENVIRONMENTAL CONTRACTORS INC operates 1 power unit and 1 driver per its most recent MCS-150 filing.

Where is CORNERSTONE ENVIRONMENTAL CONTRACTORS INC based?

CORNERSTONE ENVIRONMENTAL CONTRACTORS INC is based in CONCORD, CA, with roadside inspections recorded across 1 state.