Public FMCSA profile
RONALD B MASON
USDOT 2019948 - Jefferson, MD - Motor Carrier
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Company Snapshot
ActiveOperating status
1Active dockets
Not reportedInsurance filings
Not reportedSafety rating
Identity And Contact
- Legal name
- RONALD B MASON
- DBA
- MASON MECHANICAL SERVICES LLC
- USDOT
- 2019948
- MC/MX/FF
- 1635726
- Dockets
- MC1635726 (A)
- Entity type
- PRIVATE PROPERTY;AUTHORIZED FOR HIRE
- Operating status
- Active
- Business address
- 4538 TIMBERY DR, JEFFERSON, MD
- Phone
- 5712332585
- rmason@mmshvacr.com
- Company officer
- RONALD B MASON
- MCS-150 date
- 2025-09-03
- DOT add date
- 2010-04-13
Authority And Registration
- Carrier operation
- A
No stored Motus authority rows are available for this profile.
Insurance And Bond Filings
No local insurance or bond filing rows are stored for this docket.
Safety And Operations
- Power units
- 2
- Drivers
- 2
- Annual mileage
- 52,010 (2025)
- Operation class
- PRIVATE PROPERTY;AUTHORIZED FOR HIRE
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Last local record update: 2026-09-29T07:57:46.341Z. LongMile is independent and is not affiliated with FMCSA, USDOT, or SAM.gov. Verify important information at the source before acting.