Portzen Construction INC
Registered with the StateCommercial & Institutional Bldg Construction · Dubuque, IA
State registration
- Registration number
- C099538
- Status
- Registered
- Expires
- 2027-07-10
- Primary trade
- Commercial & Institutional Bldg Construction
- NAICS code
- 236220
- County
- Dubuque County
- Issuing authority
- DIAL
Sourced from the Active Iowa Construction Contractor Registrations (Iowa Code ch. 91C), last updated 2026-07-13. Verify this registration with the State of Iowa.
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