SOUTHERN WISCONSIN AGGREGATE CORPORATION

USDOT 1930579 · Janesville, WI · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet15 power units · 17 drivers (15 trucks)

OperationC · AUTHORIZED FOR HIRE

Current insurer—

Crashes / Inspections (24 mo)0 / 2

	Vehicle	Driver
This carrier	0.0% (0/2)	0.0% (0/2)
National average	22.3%	6.7%

✓ At or below national average.

Address348 N US HIGHWAY 14
JANESVILLE WI 53546

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Power units15

Drivers17 (17 CDL)

MCS-150 mileage306,000 (2024)

MCS-150 filedOct 6, 2025

HazmatN

Total inspections2

Out-of-service0

Vehicle OOS rate0.0%

Driver OOS rate0.0%

Total violations2

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? SOUTHERN WISCONSIN AGGREGATE CORPORATION — get the full WI 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.