Carrier profile · USDOT 958750 · MC-409607 · Updated Sep 6, 2026
GMX Inc
1 power unitRAPID CITY, SD50/100
CARRIER INACTIVEMC-409607 INACTIVE
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
- Physical address
- 1980 COUNTY RD #67, RAPID CITY, SD, 57701
- Operation
- Interstate
Contact
- Phone
- (605) 666-5006
- gmx@mt-rushmore.net
- Web domain
- mt-rushmore.net
Registration
- Officers
- Candice Grimes · Willard Grimes
- USDOT / docket
- 958750 · MC-409607
- First registered
- Jun 1, 2001
- Last MCS-150
- Dec 23, 2025 · 38,986 mi (2024)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
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.