Carrier profile · USDOT 428014 · MC-252841 · Updated Jun 13, 2026

NABORS WELL SERVICES CO

1,014 power unitsHOUSTON, TX40/100
CARRIER INACTIVEMC-252841 INACTIVEHAZMAT
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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 / liability$1,000,000 in force
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$1M in forcegeneral-freight federal minimum
$750K floor

Filed BIPD coverage of $1M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$1M BIPD last filed ’11 · 8 insurers · 1 lapseCoverage lapse
1991200020092018now

Shorter eras are too brief to label at this scale — all 8 insurers are named in the list below.

BIPD in force — $1,000,000 · ZURICH AMERICAN INSURANCE COMPANY · since Jan 2011

All 8 insurer eras · dates, limits, renewals
InsurerPeriodLimitRenewals
ZURICH AMERICAN INSURANCE COMPANYApr 2004 → Feb 2011$1M7
LEXINGTON INSURANCE COMPANYApr 2002 → Feb 2006$1M1
LIBERTY MUTUAL INSURANCE CO.Apr 2002 → Apr 2004$1M1
CONTINENTAL CASUALTY CO.Apr 1999 → Apr 2002$1M2
UNITED PACIFIC INSURANCE COJan 1999 → Apr 1999$1M1
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PAJan 1995 → Mar 1997$1M2
UNDERWRITERS AT LLOYDS LONDONJan 1992 → Mar 1995$1M1
RELIANCE NATIONAL INDEMNITY COMPANYJan 1991 → Jan 1995$1M1