Home › SD › USDOT 4473629

SIGMA SQUARED TRANSPORT CORPORATION

USDOT 4473629 · MC1547581 · Sioux Falls, SD

POLICY RENEWAL 21 days
Nov 4, 2026
Potential opportunity for an insurance quote · Currently with ACCREDITED SPECIALTY INSURANCE COMPANY

SIGMA SQUARED TRANSPORT CORPORATION

USDOT 4473629 · MC1547581 · Sioux Falls, SD  ·  Underwriter-grade risk snapshot

Operating statusActive
Lead priorityHot
Fleet3 power units · 3 drivers (3 trucks)
OperationA · AUTHORIZED FOR HIRE
Current insurerACCREDITED SPECIALTY INSURANCE COMPANY
Crashes / Inspections (24 mo)0 / 4

Out-of-Service Rates

VehicleDriver
This carrier 25.0% (1/4) 25.0% (1/4)
National average22.3%6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Contact

Address1101 N CLEVELAND AVE APT 14
SIOUX FALLS SD 57103

Fleet & mileage

Power units3
Drivers3 (3 CDL)
MCS-150 mileage0 (0)
MCS-150 filedNov 14, 2025
HazmatN
Cargogeneral freight

Active insurance filings

DocketFormInsurerPolicy #EffectiveCancelledMax coverage
MC154758191XACCREDITED SPECIALTY INSURANCE COMPANY 2-MAT-SD-21-S0111962-00Nov 4, 2025— 750

Insurance history

InsurerPolicy #EffectiveCancelled
CANAL INSURANCE CO.CT1082199063 Sep 4, 2025Nov 6, 2025
UNITED FINANCIAL CASUALTY COMPANYCA972643917 Aug 29, 2023Sep 4, 2025

Operating authority

DocketStatusPending
MC1547581 Common Active
Contract None
Broker None
—

Inspections & violations

Total inspections4
Out-of-service2
Vehicle OOS rate25.0%
Driver OOS rate25.0%
Total violations8
OOS violations0

Crashes

Total crashes0
Fatal crashes0
Injuries0

Safety measurement (BASIC)

CategoryMeasureStatus
Unsafe Driving6OK
Hours of Service0.3OK
Driver Fitness0OK
Controlled Substances3OK
Vehicle Maintenance16OK
Insurance agent? SIGMA SQUARED TRANSPORT CORPORATION renews Nov 4, 2026 — get the full SD lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.