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Tri State Underground

REGISTERED

Site Preparation Contractors · Sioux City, IA

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Homeowners found site preparation contractors pages across Iowa 35 times in the last 28 days.

Tri State Underground is currently registered as a construction contractor with the State of Iowa under registration number C123681, first issued 2025-11-25 and current through 2026-12-11. Iowa registration confirms compliance with state labor law — it is not a license, and the State does not assess skill.

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State registration

Registration number
C123681
Status
Registered
Issued / last renewed
2025-11-25
Expires
2026-12-11
Primary trade
Site Preparation Contractors
County
Woodbury County
Owner of record
Theresa Brown
Issuing authority
DIAL

Sourced from the Active Iowa Construction Contractor Registrations (Iowa Code ch. 91C), last updated 2026-09-14. Verify this registration with the State of Iowa. How to check a registration yourself.

What Tri State Underground is registered to do

The State classifies Tri State Underground as site preparation 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.

1 yr

on the State's register (since 2025) — not a measure of experience

623

registered site preparation contractors in Iowa, this business among them

2

registered site preparation contractors in Sioux City

All 623 registered site preparation contractors in Iowa →Contractors in Woodbury County →

Other site preparation contractors in Woodbury County