Hartz INC DBA Hartz Lock Co
REGISTEREDAll Other Specialty Trade Contractors · Clinton, IA
Call (563) 242-4434
Straight to their phone · no forms, no middleman
State registration
- Registration number
- C109661
- Status
- Registered
- Issued / last renewed
- 2026-02-24
- Expires
- 2027-03-30
- Primary trade
- All Other Specialty Trade Contractors
- NAICS code
- 238990
- County
- Clinton County
- Owner of record
- Bob Hartz
- 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.