Carrier profile · USDOT 1157443 · MC-466804 · Updated Jun 13, 2026

TNK Enterprises Inc

DBA LIGHTNING TOWING

12 power unitsavg 7.5 yrLocal · 1 statesSIOUX FALLS, SD74/100

CARRIER ACTIVEMC-466804 ACTIVEHAZMAT

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: Active
Broker: None

Insurance & bonds

BIPD / liability$750,000 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

$750K in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $750K 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

$750K BIPD last filed ’23 · 4 insurers · 0 lapsesInsurer churn

National’03–’07

Western National’07–’10

Acuity A’12–now

2003200920152021now

Shorter eras are too brief to label at this scale — all 4 insurers are named in the list below.

BIPD in force — $750,000 · ACUITY, A MUTUAL INSURANCE COMPANY · since Jan 2023

All 4 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
ACUITY, A MUTUAL INSURANCE COMPANY	Jan 2012 → Jan 2023	$750K	3
PIONEER SPECIALTY INSURANCE COMPANY	Jan 2010 → Jan 2012	$750K	2
WESTERN NATIONAL MUTUAL INSURANCE CO.	Jan 2007 → Feb 2010	$750K	2
NATIONAL INDEMNITY COMPANY	Aug 2003 → Mar 2007	$750K	4