About us

QNZ Mechanical is a family-owned and operated business providing expert residential and commercial HVAC services in Orange County, Riverside County, and parts of Los Angeles County. We are committed to delivering honest, reliable service and putting our customers first in every project we undertake.

Our mission is to provide high-quality heating, cooling, and electrical solutions that keep homes and businesses comfortable, safe, and energy-efficient year-round.

At QNZ Mechanical, we prioritize integrity, professionalism, and customer satisfaction. From installations and repairs to routine maintenance and emergency services, our team ensures every client receives dependable service and results they can trust.