Carrier profile · USDOT 3168539 · MC-116396 · Updated Sep 6, 2026
Quartz Transportation LLC
38 power unitsavg 7.4 yrRegional · 3 statesRANCHO CUCAMONGA, CA81/100
CARRIER ACTIVEMC-116396 ACTIVE
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
- 9647 8TH ST, RANCHO CUCAMONGA, CA, 91730
- Operation
- Interstate
Contact
- Phone
- (909) 265-0251
- martinez@qtllc.com
- Web domain
- qtllc.com
Registration
- Officers
- Sherry Rostani · Cindy Martinez
- USDOT / docket
- 3168539 · MC-116396
- First registered
- Aug 2, 2018
- Last MCS-150
- Aug 24, 2026 · 1,513,946 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 1.14
- 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.