Gsp Builders LLC
REGISTEREDResidential Remodelers · Williamsburg, IO
Call (562) 350-8194
Straight to their phone · no forms, no middleman
This contractor is based in IO and holds an Iowa contractor registration, which is required to perform construction work in Iowa.
State registration
- Registration number
- C148606
- Status
- Registered
- Issued / last renewed
- 2025-09-17
- Expires
- 2026-10-31
- Primary trade
- Residential Remodelers
- NAICS code
- 236118
- Owner of record
- Jason Knox
- Issuing authority
- DIAL
Sourced from the Active Iowa Construction Contractor Registrations (Iowa Code ch. 91C), last updated 2026-07-14. Verify this registration with the State of Iowa.