Carrier profile · USDOT 1030231 · Updated Jun 13, 2026

Montana Display Fireworks Inc

1 power unitavg 6 yrLocal · 1 statesMISSOULA, MT50/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT

Identity & Federal

The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.

Location

Operation
Interstate· Hazmat

Contact

Fax
(406) 549-2020
Web domain
greatgrizzly.net

Registration

Officers
Cory Brown · Mark Brown
USDOT / docket
1030231
First registered
May 22, 2002
Last MCS-150
Mar 25, 2025 · 300 mi (2024)
FMCSA safety rating
Satisfactory · Dec 19, 2016
D-U-N-S

Fleet (self-reported · MCS-150)

1Power units
2Drivers
2CDL drivers
300Annual mileage

MCS-150 filing history· biennial-update cadence

Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.