Carrier profile · USDOT 2325622 · MC-951261 · Updated Jun 13, 2026

SUPERIOR BULK INC

96 power unitsavg 6 yrRegional · 5 statesMAYER, AZ81/100

CARRIER ACTIVEMC-951261 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$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 ’24 · 5 insurers · 0 lapsesInsurer churn

State National’16–’17

Ace Property’17–’20

National Union’20–’21

Greenwich’21–’23

Protective’23–now

2016201920222025now

Shorter eras are too brief to label at this scale — all 5 insurers are named in the list below.

BIPD in force — $750,000 · PROTECTIVE INSURANCE CO. · since Jan 2024

All 5 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
PROTECTIVE INSURANCE CO.	Jan 2023 → Jan 2024	$750K	1
GREENWICH INSURANCE COMPANY	Jan 2021 → Jan 2023	$750K	1
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA	Jan 2020 → Jan 2021	$750K	2
ACE PROPERTY AND CASUALTY INSURANCE COMPANY	Jan 2017 → Jan 2020	$750K	1
STATE NATIONAL INSURANCE CO., INC.	Jan 2016 → Jan 2017	$750K	1