DH
DIAMOND HILL INC
DOT 1457801ActiveInterstateNEW CASTLE, DE
COMPANY
Authority since
—
MCS-150
2026-01-27 · 62,000 mi (2026)
Fleet
5 units · 1 trailers · 2 drivers
ADDRESS
Physical
501 LAMBSON LANE
NEW CASTLE, DE 19720
NEW CASTLE, DE 19720
Mailing
Same as physical
CONTACT
Phone
3029990302
Email
Allyson@DIAMONDHILLINC.COM
OFFICERS
Primary Officer
MIKE SHEEHAN
Title
PRESIDENT OWNER
OPERATION & CARGO
Operation classification
Private Property
Specialty
Construction & Building Materials
Cargo types
4
Building MaterialsMachinery, Large ObjectsConstructionOther
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.
AUTHORITY
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Elevated Risk
2 risk factors · 0 strengths
OOS RATE
40.0%
2 / 5 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Elevated Risk
39/100 risk points2 risk factors · 0 strengths · 3 data pointslow confidenceWeighted heuristic: crashes are decayed by recency and normalized per 100 power units, out-of-service and violation rates use a rolling 24-month window, plus FMCSA BASIC alerts and the CarrierIntel Safety Score (which also decays when compliance has not been verified by a recent inspection). Not the official FMCSA SMS score.
SAFETY PERFORMANCE
Crash Record
5 crashes · 0 fatal · 3 with injuries · 5 tow-away
Clean Inspection Rate
60% — 3 clean of 5 inspections
Out-of-Service Rate
40.0% — driver OOS 0, vehicle OOS 2
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
No authority history events
MCS-150 Filing
Last filed 2026-01-27
INSURANCE
Active Coverage
No active insurance policies on file
SUMMARY
10.0 crashes per 100 trucks/yr — above norm
No active insurance on file
Only 4 inspections in the last 24 months — limited data
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