Carrier profile · USDOT 1488515 · MC-616938 · Updated Jun 13, 2026
MARIA L RAMIREZ
DBA MASTERS TRANSPORTS
4 power unitsEVANS, CO50/100
CARRIER INACTIVEMC-616938 INACTIVE
Authority & Insurance
Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.
Operating authority· 49 CFR · per type
Operating authority
- Common
- Inactive
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD filing (census)Not recorded per census
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census
Insurance continuity· insurer · policy · lapses
$750K BIPD last filed · 3 insurers · 2 lapsesCoverage lapse
beyond this history
2007201220172022now
Shorter eras are too brief to label at this scale — all 4 insurers are named in the list below.
This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.
All 4 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| ARTISAN & TRUCKERS CASUALTY COMPANY | Dec 2012 → Sep 2013 | $750K | 1 |
| ARTISAN & TRUCKERS CASUALTY COMPANY | Aug 2012 → Aug 2012 | $750K | 2 |
| CANAL INSURANCE CO. | Aug 2008 → Aug 2010 | $750K | 2 |
| NATIONAL INDEMNITY COMPANY | Aug 2007 → Aug 2008 | $750K | 2 |