Carrier profile · USDOT 660848 · MC-309603 · Updated Jun 13, 2026

Williams Transport of Sumter Inc

1 power unitavg 16 yrLocal · 1 statesPINEWOOD, SC50/100

CARRIER ACTIVEMC-309603 ACTIVE

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$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

$750K BIPD last filed ’25 · 11 insurers · 1 lapseCoverage lapse

Auto Owners’14–’19

Progressive Northern’19–’22

Northland’22–’25

1996200420122020now

Shorter eras are too brief to label at this scale — all 14 insurers are named in the list below.

BIPD in force — $1,000,000 · GREAT WEST CASUALTY CO. · since Jan 2025

All 14 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
NORTHLAND INSURANCE COMPANY	Jan 2022 → Jan 2025	$750K	1
PROGRESSIVE NORTHERN INSURANCE COMPANY	Jan 2019 → Jan 2022	$750K	1
AUTO OWNERS INSURANCE COMPANY	Dec 2014 → Jan 2019	$750K	1
REDLAND INSURANCE CO.	Jul 2007 → Jul 2008	$750K	1
AEQUICAP INSURANCE COMPANY	Jul 2005 → Jul 2007	$750K	9
CLARENDON NATIONAL INS. CO.	Jul 2005 → Jul 2005	$750K	1
SENTRY SELECT INSURANCE COMPANY	Jul 2004 → Jul 2005	$750K	1
NORTHLAND INSURANCE COMPANY	Mar 2004 → Jul 2004	$750K	1
SENTRY SELECT INSURANCE COMPANY	Mar 2003 → Mar 2004	$750K	1
HARCO NATIONAL INSURANCE CO.	Mar 2002 → Mar 2003	$750K	1
GULF INSURANCE CO.	Mar 2000 → Mar 2002	$750K	3
TRAVELERS INDEMNITY COMPANY	Mar 1998 → Apr 2000	$750K	3
NORTHLAND INSURANCE COMPANY	Mar 1997 → Apr 1998	$750K	2
CANAL INSURANCE CO.	Oct 1996 → Mar 1997	$750K	2