DIAMOND CHEMICAL CO INC
Risk factors
Low riskVioCodes scoreA weighted read of the public FMCSA signals below — authority, insurance, out-of-service, crashes, roadside OOS rates, and carrier connections. A starting point for vetting, not a guarantee.
Roadside inspection performance
Out-of-service rate vs national average. Lower is better.
Crash record (US, last 24 months)
Total
2
Tow-away
2
Injury
1
Fatal
0
Company profile
FMCSA censusAUTHORIZED FOR HIRE
- Interstate · 100+ mi12 drivers
- Interstate · <100 mi8 drivers
- Company officer
- MIKE MONGELLI
- Operation
- Interstate · Hazmat
- D-U-N-S
- 1381482
- Registered since
- 1974-06-01
- Last MCS-150 update
- 2026-04-14
- Census status
- Active
Fleet: 19 trucks · 12 leased/term tractors.
Source: FMCSA Company Census File (data.transportation.gov). Fleet and driver counts are self-reported on the carrier’s most recent MCS-150 filing.
Data change history
Every FMCSA record change we’ve detected — address, fleet size, contacts, MCS-150 — newest first.
Activity history
18 events- 04/14/2026MCS-150 update filed
0.8M mi reported (2025)
- 06/30/2022Insurance filed — KEY RISK INSURANCE COMPANY
Liability (BIPD) — BMC-91X · policy BAP2038001-10
- 06/30/2022Insurance replaced — ACE PROPERTY AND CASUALTY INSURANCE COMPANY
BIPD/Primary · policy H08523617
- 06/03/2022MOTOR PROPERTY COMMON CARRIER — REINSTATED
- 06/03/2022MOTOR PROPERTY CONTRACT CARRIER — REINSTATED
- 06/16/2020Insurance replaced — ST. PAUL INSURANCE COMPANY
BIPD/Primary · policy CK02903752
- 06/16/2020Insurance replaced — ACE PROPERTY AND CASUALTY INSURANCE COMPANY
BIPD/Primary · policy H08523617
- 01/13/2018Insurance cancelled — TRAVELERS PROPERTY CASUALTY CO. OF AMERICA
CARGO · policy QT-660-4283B813-TIL-10
- 06/16/2010Insurance replaced — FEDERAL INSURANCE CO.
CARGO · policy 655-98-37
- 08/07/1997Insurance cancelled — ST. PAUL PROTECTIVE INSURANCE COMPANY
BIPD · policy 73 480074
- 06/16/1997Insurance replaced — ST. PAUL PROTECTIVE INSURANCE COMPANY
BIPD · policy 73 480074
- 09/16/1996PROPERTY BROKER — DISMISSED
- 01/08/1995Insurance cancelled — VIGILANT INSURANCE CO.
CARGO · policy 655 98 37
- 04/02/1994COMMON — INVOLUNTARY REVOCATION
DISCONTINUED REVOCATION (04/28/1994)
- 04/02/1994CONTRACT — INVOLUNTARY REVOCATION
DISCONTINUED REVOCATION (05/18/1994)
- 04/21/1992MOTOR PROPERTY COMMON CARRIER — GRANTED
REVOKED (05/13/2022)
- 04/21/1992MOTOR PROPERTY CONTRACT CARRIER — GRANTED
REVOKED (05/13/2022)
- 06/01/1974Registered with FMCSA
AUTHORIZED FOR HIRE
Merged from FMCSA authority, insurance, out-of-service, and census records.
Operations
Classification
- AUTHORIZED FOR HIRE
Area served
- Interstate
FMCSA safety rating
- Rating
- Satisfactory
- Type
- Non-ratable review
- Rated
- 2003-10-06
- Last review
- 2025-12-05
MCS-150 registration
- Form date
- 2026-04-14
- Reported mileage
- 837,000 mi (2025)
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