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Truck Graph
40/100
⚠ Caution
Minor signals on record. Confirm authority and insurance before dispatch.
Monster-Vac LLC
DOT 3789841 · MC MC1437122 · Portsmouth, RI
Report generated: June 8, 2026 at 3:02 AM
✓Authorized for hire?
✓Active insurance?
✓Safety record clean?
✗No fraud flags?
✓No prior revocations?
Carrier Summary

Monster-Vac LLC (DOT 3789841, MC MC1437122) is a Rhode Island-based interstate carrier headquartered in Portsmouth, RI. As of June 8, 2026 at 3:02 AM, operating authority is currently active. TruckGraph has detected 2 risk signals on this carrier, including: authority revoked within the last 3 years; unsafe driving violation on record. TruckGraph rates this carrier "Caution" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 8, 2026 at 3:02 AM.

Common Authority
FMCSA Public Record
Monster-Vac LLC
DOT Number3789841
MC NumberMC1437122
Street61 MORGAN ST
City / StatePortsmouth, RI 02871
Phone4013418390
Operation typeInterstate
HazmatNot authorized
Authority age4 yr 5 mo
MCS-150 filed05/10/2025
Company officerMatthew Tho Gallagher
Power units3
Total drivers2
Authority Status
Common (for-hire)✓ Active
Contract (for-hire)Not authorized
BrokerNot authorized
TruckGraph Intelligence
Risk Signals
●Authority revoked within the last 3 years
●Unsafe driving violation on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 20.0% vs. national avg 22.26% — below average
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Power Units
3
Fleet
Drivers
2
Total
Inspections
5
On record
Crashes
0
On record
OOS Rate
20.0%
↓ Avg 22.26%
Authority Age
4 yr 5 mo
Since 2021
Violation Categories — Last 24 Months
Hours of Service
5 insp (100%)
Unsafe Driving
5 insp (100%)· 1 viol
Driver Fitness
5 insp (100%)
Controlled Substances
5 insp (100%)
Vehicle Maintenance
2 insp (40%)· 1 viol
Inspection History
5 total · OOS rate 20.0%
DateStateLevelDriver OOSVehicle OOSResult
5/27/2025MAI01OOS
7/19/2024MAIII00Pass
9/15/2025MAIII00Pass
7/14/2025MAI00Pass
5/10/2025MAIII00Pass
Crash History
0 total on record

No crash records on file.

Insurance Status
Status
✓ Active filing on record
Insurer
EMPLOYERS MUTUAL CASUALTY CO.
Coverage type
91X
Coverage amount
$750,000
Effective
3/1/2025
Location
61 MORGAN ST, Portsmouth, RI, 02871 · Open in Maps →
61 MORGAN ST, PORTSMOUTH, RI, 02871Open in Maps →
Authority Timeline
Authority GrantedDec 2021
FMCSA issued operating authority
ActiveCurrent
Authority currently active

Source: FMCSA compliance records, inspection data, crash records, insurance filings, and TruckGraph analysis. View methodology

Important Legal Notice

Data sourced from FMCSA public records and TruckGraph independent analysis. This is not legal advice, not a guarantee of carrier safety, and not a compliance certification. Verify through official FMCSA sources before tendering. Last synced: .

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Frequently Asked Questions

Is Monster-Vac LLC authorized to operate?

Yes. Monster-Vac LLC holds Common operating authority and is currently active.

What is Monster-Vac LLC's safety record?

Monster-Vac LLC has 5 roadside inspections on record with an out-of-service rate of 20.0%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Monster-Vac LLC operate?

Monster-Vac LLC operates 3 power units with approximately 2 drivers.

Is Monster-Vac LLC insured?

Monster-Vac LLC has active insurance coverage on file. Coverage amount and carrier details are shown in the insurance section above.

Has Monster-Vac LLC had any risk indicators?

Monster-Vac LLC has a risk score of 40/100 (Caution) with 2 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Monster-Vac LLC?

Monster-Vac LLC's DOT number is 3789841 and MC number is MC1437122. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Monster-Vac LLC Safety Record, DOT 3789841. Retrieved from https://truckgraph.com/carriers/3789841
MLA
"Monster-Vac LLC Safety Record, DOT 3789841." Truck Graph, Jun 8, 2026, https://truckgraph.com/carriers/3789841
Chicago
"Monster-Vac LLC Safety Record, DOT 3789841." Truck Graph. Last modified June 8, 2026. https://truckgraph.com/carriers/3789841