US · FMCSA ACTIVE
CONCRETE INC
dba KNIFE RIVER
Stockton, CA 95206 · DOT 2755523
Company profile
Web-discovered · as of 2026-07-30
Concrete Inc, operating as Knife River in Stockton, CA, is a private fleet and subsidiary of MDU Resources. It supports construction materials operations, including ready-mix concrete delivery, using a fleet of roughly 85 power units.
Fleet use
Private fleet
Operating scope
Regional
Service model
own account
Equipment
dump, specialized
Ownership
Subsidiary
part of MDU Resources Group, Inc.
HQ · 400 S Lincoln St, Stockton, CA 95203
Active FMCSA/USDOT and local California operational locations for Knife River in Stockton and Manteca.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
85
power units
Activity
road freight carrier
private licence
In operation since
2015
61 drivers
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