Carrier profile · USDOT 580496 · MC-280386 · Updated Jun 13, 2026
DUNCAN SERVICES INC
11 power unitsLONGVIEW, TX50/100
CARRIER INACTIVEMC-280386 INACTIVEHAZMAT
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
$1M BIPD last filed ’14 · 8 insurers · 1 lapseCoverage lapse
beyond this history
2007201220172022now
Shorter eras are too brief to label at this scale — all 10 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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 10 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| PRAETORIAN INSURANCE COMPANY | Jun 2014 → Sep 2014 | $1M | 1 |
| NATIONAL LIABILITY & FIRE INS CO. | Jul 2013 → Jun 2014 | $1M | 5 |
| PLAZA INSURANCE COMPANY | May 2013 → Jul 2013 | $1M | 1 |
| NOVA CASUALTY COMPANY | Feb 2012 → Jun 2013 | $1M | 2 |
| NATIONAL INTERSTATE INSURANCE COMPANY | Feb 2011 → Feb 2012 | $1M | 3 |
| DIAMOND STATE INSURANCE COMPANY | Sep 2010 → Jan 2011 | $1M | 2 |
| HALLMARK COUNTY MUTUAL INSURANCE COMPANY | Aug 2010 → Sep 2010 | $1M | 2 |
| DIAMOND STATE INSURANCE COMPANY | Sep 2009 → Jul 2010 | $1M | 4 |
| WESTPORT INSURANCE CORPORATION | Sep 2008 → Sep 2009 | $1M | 5 |
| WESTPORT INSURANCE CORPORATION | Sep 2007 → May 2008 | $1M | 5 |