- Legal name
- Grindstone Mountain INC
- USDOT number
- 1888753
- MC docket
- MC705155
- Physical address
- 187 College Highway, Southampton, MA, 01073
- g•••@g•••.com Unlock
- Power units
- 2
- Drivers
- 2
- Operation
- Interstate
- Operating radius
- Interstate 100+ mi
- Cargo
- General Freight, Motor Vehicles, Logs, Poles, Beams, Lumber, Building Materials, Machinery, Large Objects, Intermodal Containers
- Operation class
- Authorized For-Hire, Exempt For-Hire, Private Property
- Last MCS-150 filing
- Mar 31, 2026
- Common authority
- Not held
- Contract authority (as of 5/2026)
- Active
- Broker authority
- Not held
- Authority granted
- May 12, 2009
- MCSIP step
- 0
- Insurer (writing paper)
- The Commerce Insurance Company
- Filing form
- BMC-91X
- Coverage amount
- $750,000
- BI/PD on file
- $750,000
- Estimated renewal window
- Q2 2027
Working this account? See the current renewal estimate free with the X-date lookup.
- FMCSA safety rating
- Not rated
- BASICs with acute/critical violations
- 0
- SMS population
- Interstate
Is Grindstone Mountain INC insured?
Yes. Grindstone Mountain INC (USDOT 1888753) has active BI/PD liability insurance on file with FMCSA, currently written by The Commerce Insurance Company, with $750,000 in coverage on the filing.
What insurance company does Grindstone Mountain INC use?
Grindstone Mountain INC's current BI/PD filing is written by The Commerce Insurance Company. Insurer changes show up in the daily-refreshed federal filing record.
What is Grindstone Mountain INC's MC number?
Grindstone Mountain INC's FMCSA docket is MC705155, paired with USDOT 1888753.
Is Grindstone Mountain INC safe to work with?
Grindstone Mountain INC's FMCSA safety rating is not rated (most carriers never receive one), with 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 Grindstone Mountain INC's insurance renew?
Based on its filing history, Grindstone Mountain INC's BI/PD policy is estimated to renew in Q2 2027. The exact estimated X-date, with alerts when it changes, is in Market Tracker. Unlock USDOT 1888753’s exact X-date →
How many trucks does Grindstone Mountain INC operate?
Grindstone Mountain INC reports 2 power units and 2 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 21, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.
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This page republishes the public FMCSA record for USDOT 1888753. If you are connected to this carrier and want your details removed, request removal.