Richard S Mackin Jr (USDOT 621921)
DBA R M Construction
USDOT 621921 · Inactive · Griswold · CT
Public listing
- Legal name
- Richard S Mackin Jr
- License or register id
- USDOT 621921
- Status
- Inactive
- State
- CT
- City
- Griswold
- Category
- Private Property
- Phone
- +1 (860) 334-0247
- Address
- 1639 Glasgo Road, Griswold, CT, 06351-3510
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 3
- Drivers
- 1
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Inactive
- Trucks
- 3
- MCS-150 mileage
- 25000 (2023)
- MCS-150 date
- 20240312
- Fleet size
- 2–3 power units
- Hazmat
- No
- Business type
- Corporation
- Company officer
- Richard S Mackin Jr
- Mailing address
- 1639 Glasgo Road, Griswold, CT, 06351
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
About
Richard S Mackin Jr is in the FMCSA Company Census as USDOT 621921. census status Inactive. address 1639 Glasgo Road, Griswold, CT, 06351-3510. 3 power units. 1 drivers. Private Property. Interstate operation. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Richard S Mackin Jr?
Match the legal name and USDOT 621921 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

