Callahan & Montalto Site Construction LLC (USDOT 2480639)
DBA Cmsc LLC
USDOT 2480639 · Active · Holden · MA
Public listing
- Legal name
- Callahan & Montalto Site Construction LLC
- License or register id
- USDOT 2480639
- Status
- Active
- State
- MA
- City
- Holden
- Category
- Private Property
- Phone
- +1 (508) 210-0331
- Address
- 800 Main St Ste 5a1, Holden, MA, 01520
- 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
- 6
- Drivers
- 5
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 6
- MCS-150 mileage
- 49000 (2024)
- MCS-150 date
- 20250922
- Fleet size
- 4–6 power units
- Hazmat
- No
- Company officer
- Timothy Montalto
- Mailing address
- 800 Main St Ste 5a1, Holden, MA, 01520
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
About
Callahan & Montalto Site Construction LLC is in the FMCSA Company Census as USDOT 2480639. census status Active. address 800 Main St Ste 5a1, Holden, MA, 01520. 6 power units. 5 drivers. Private Property. Interstate operation. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Callahan & Montalto Site Construction LLC?
Match the legal name and USDOT 2480639 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.

