- Legal name
- Diamond Coring Company INC
- DBA
- Diamond Companies
- USDOT number
- 948584
- MC docket
- MC406494
- Physical address
- 10640 South Buffalo Avenue, Chicago, IL, 60617
- Power units
- 15
- Drivers
- 15
- Operation
- Interstate
- Operating radius
- Interstate 100+ mi
- Cargo
- General Freight, Building Materials, Machinery, Large Objects, Passengers, Construction
- Operation class
- Authorized For-Hire, Private Property
- Last MCS-150 filing
- Feb 23, 2026
- Common authority
- Not held
- Contract authority (as of 5/2026)
- Active
- Broker authority
- Not held
- Authority granted
- Apr 19, 2001
- MCSIP step
- 0
- Insurer (writing paper)
- Arch Insurance Company
- Filing form
- BMC-91X
- Coverage amount
- $1,000,000
- BI/PD on file
- $1,000,000
- Estimated renewal window
- Q4 2026
Working this account? See the current renewal estimate free with the X-date lookup.
- FMCSA safety rating
- Not rated
- Roadside inspections (24 mo)
- 3
- Out-of-service inspections
- 0
- Inspections with violations
- 2
- BASICs with acute/critical violations
- 0
- SMS population
- Interstate
Is Diamond Coring Company INC insured?
Yes. Diamond Coring Company INC (USDOT 948584) has active BI/PD liability insurance on file with FMCSA, currently written by Arch Insurance Company, with $1,000,000 in coverage on the filing.
What insurance company does Diamond Coring Company INC use?
Diamond Coring Company INC's current BI/PD filing is written by Arch Insurance Company. Insurer changes show up in the daily-refreshed federal filing record.
What is Diamond Coring Company INC's MC number?
Diamond Coring Company INC's FMCSA docket is MC406494, paired with USDOT 948584.
Is Diamond Coring Company INC safe to work with?
Diamond Coring Company INC's FMCSA safety rating is not rated (most carriers never receive one), with 3 roadside inspections in the last 24 months, 0 of the five public BASICs carrying an acute or critical violation from an FMCSA investigation. The full inspection-level record is on this page.
When does Diamond Coring Company INC's insurance renew?
Based on its filing history, Diamond Coring Company INC's BI/PD policy is estimated to renew in Q4 2026. The exact estimated X-date, with alerts when it changes, is in Market Tracker. Unlock USDOT 948584’s exact X-date →
How many trucks does Diamond Coring Company INC operate?
Diamond Coring Company INC reports 15 power units and 15 drivers in its latest MCS-150 census filing.
Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Sep 15, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.
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