HVAC contractor (warm-air heating, ventilating and air conditioning)s in Penn Valley, CA

3 licenses with the C-20 classification list Penn Valley (Nevada County) as their address with the state, 3 of them active. Active licenses with nothing flagged come first.

• ✓Air Wolf Energy Efficiency SystemsC-20 · #953463 Penn Valley · Nevada County Active
• ✓Do HVAC IncC-20 · #1067074 Penn Valley · Nevada County Active
• ✓Omid Heating & Air ConditioningC-20 · #1127721 Penn Valley · Nevada County Active

Source: CSLB license file, Nov 6, 2026All trades in Penn Valley