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Diamond Coring Company Inc, USDOT 948584: authority, insurance, safety | Yolda

Active for-hire carrier

Diamond Coring Company Inc

Doing business as Diamond Companies

USDOT 948584MC 406494

Active
Carrier

Chicago, IL(773) 978-5000

Yolda check

ClearNo red flags in FMCSA records

Authority, insurance, out-of-service orders, safety measures and registration all read clean.

Read from FMCSA records as of Oct 26, 2026. Decision support, not an FMCSA safety rating.

Company facts

USDOT registered: Apr 19, 2001 (25 years)
Operation: Interstate
Carrier type: Private (own freight), For-hire
Business: Corporation
Power units: 15
Drivers: 15
Annual miles: 170,351 (2025)
Registration (MCS-150) updated: Feb 23, 2026
FMCSA safety rating: Not rated

Operating authority

Docket	For-hire	Broker	Liability insurance	Broker bond
MC406494	Active	None	$1,000,000 on file	Not required

Authority, insurance filings and history

Safety, last 24 months

Roadside inspections: 4
Driver out-of-service rate: 25.0% (national 6.1%)
Vehicle out-of-service rate: 33.3% (national 22.6%)
Crashes: None reported

Full safety record

Freight hauled

General freight
Building materials
Machinery and large objects
Passengers

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