Carrier profile · USDOT 671981 · MC-325668 · Updated Jun 13, 2026
INERT GAS SERVICES INC
DBA IGSI
4 power unitsHOUSTON, TX50/100
CARRIER INACTIVEMC-325668 INACTIVEUNDELIVERABLE ADDRESS
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
- None
- Contract
- Inactive
- 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 ’19 · 3 insurers · 0 lapsesContinuous
Oklahoma’96–’06
Ace American’08–’19
beyond this history1996200420122020now
Shorter eras are too brief to label at this scale — all 3 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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 3 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| ACE AMERICAN INSURANCE COMPANY | Jun 2008 → Jun 2019 | $1M | 11 |
| MID-CONTINENT CASUALTY CO. | Jun 2006 → Jun 2008 | $1M | 1 |
| OKLAHOMA SURETY COMPANY | Nov 1996 → Jun 2006 | $1M | 1 |