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A1 Concrete

Verified ownerREGISTERED

Poured Concrete Foundation Contractors · Sioux City, IA

A1 Concrete is registered with the State of Iowa (No. C152334), current through 2027-05-04. Registration is not a license or an assessment of skill. Check the State record.

Phone · State record

(712) 203-4725

At a glance

What they do
Foundations · Basement walls · Footings · Waterproofing · Driveways · Flatwork · Retaining walls · steps Owner
Registered in
Sioux City, IA (Woodbury County) State record
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What A1 Concrete is registered to do

The State classifies A1 Concrete as poured concrete foundation contractors. That classification comes from the registration itself, not from us. It describes the work the business registered to perform, and it is not an assessment of skill or a limit on what they may quote for.

2026-05-04

registration last issued or renewed with the State

356

registered poured concrete foundation contractors in Iowa, this business among them

7

registered poured concrete foundation contractors in Sioux City

All 356 registered poured concrete foundation contractors in Iowa →poured concrete foundation contractors in Sioux City →Contractors in Sioux City →Contractors in Woodbury County →

Specialties

FoundationsBasement wallsFootingsWaterproofingDrivewaysFlatworkRetaining wallsstepsstamped concrete pavers
State registration details
Registration number
C152334
Status
Registered
Issued / last renewed
2026-05-04
Expires
2027-05-04
Primary trade
Poured Concrete Foundation Contractors
County
Woodbury County
Owner of record
Matthew Antonovich
Issuing authority
DIAL

Sourced from the Active Iowa Construction Contractor Registrations (Iowa Code ch. 91C), last updated 2026-11-02. Verify this registration with the State of Iowa. How to check a registration yourself.

Sources for this profile

  • Registration: Active Iowa Construction Contractor Registrations, last updated 2026-11-02. Verify registration C152334
  • Business details: source labels distinguish owner-supplied information from material read from the business website.

Other poured concrete foundation contractors in Woodbury County