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Gronowski Construction LLC

REGISTERED

Masonry Contractors · Cedar Falls, IA

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Gronowski Construction LLC is currently registered as a construction contractor with the State of Iowa under registration number C123322, first issued 2026-08-18 and current through 2027-09-24. 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
C123322
Status
Registered
Issued / last renewed
2026-08-18
Expires
2027-09-24
Primary trade
Masonry Contractors
County
Black Hawk County
Owner of record
Donald Gronowski
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 Gronowski Construction LLC is registered to do

The State classifies Gronowski Construction LLC as masonry 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.

Since this year

on the State's register (since 2026) — not a measure of experience

277

registered masonry contractors in Iowa, this business among them

All 277 registered masonry contractors in Iowa →Contractors in Black Hawk County →

Other masonry contractors in Black Hawk County