Gsp Builders LLC
REGISTEREDResidential Remodelers · Williamsburg, IA
Homeowners found residential remodelers pages across Iowa 143 times in the last 28 days.
Gsp Builders LLC is currently registered as a construction contractor with the State of Iowa under registration number C148606, first issued 2025-09-17 and current through 2026-10-31. 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
- C148606
- Status
- Registered
- Issued / last renewed
- 2025-09-17
- Expires
- 2026-10-31
- Primary trade
- Residential Remodelers
- Owner of record
- Jason Knox
- 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 Gsp Builders LLC is registered to do
The State classifies Gsp Builders LLC as residential remodelers. 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
3,413
registered residential remodelers in Iowa, this business among them
6
registered residential remodelers in Williamsburg
All 3,413 registered residential remodelers in Iowa →residential remodelers in Williamsburg →