Dr Dio Heating & Air Conditioning: Your Hacienda Heights HVAC Expert

Dr Dio Heating & Air Conditioning provides trusted heating and cooling services for homes and businesses across the greater Los Angeles and Orange County areas. Based in Hacienda Heights, CA, the company is known for reliable, professional work that keeps indoor air comfortable year-round.

Business Overview

Dr Dio Heating & Air Conditioning is a licensed, bonded, and insured HVAC contractor. They focus on residential and light commercial systems. The team is available for scheduled maintenance and urgent repairs. All technicians are background-checked and drug-free for your peace of mind. They arrive on time in clean uniforms, ready to work.

Key Services

The company handles a full range of heating, ventilation, and air conditioning needs. Their common services include:

• Installation & Replacement: Putting in new wall heaters, central air furnaces, mini-split ductless systems, heat pumps, and package roof units.
• Repairs & Maintenance: Fixing issues with thermostats, evaporator coils, condensers, air handlers, and refrigeration lines.
• Duct & Air Quality Services: Cleaning flexible residential ducts, installing duct zoning, and sanitizing entire systems.
• Custom & Support Work: Building new HVAC systems from the ground up, including running electrical lines and gas piping. They also handle attic insulation, ventilation, and relocating units.

Areas Served

Dr Dio Heating & Air Conditioning serves many cities in Los Angeles and Orange Counties. This includes Los Angeles, Long Beach, Anaheim, Garden Grove, Ontario, Pomona, Pasadena, Fullerton, and dozens more. Their broad service area means they understand the different home styles and climate needs from the inland valleys to coastal communities. Whether you're in a older Hacienda Heights home or a newer build in Yorba Linda, they have the local knowledge to help.

Company History

Owner Dioscoro "Dio" Lara began his career as a helper at a premier HVAC company in West Los Angeles. There, he worked on high-end systems in areas like Beverly Hills and Malibu. He learned the importance of prestige service and attention to detail. Using that experience, he started Dr Dio Heating & Air Conditioning. The business began with one van and has grown to several fully stocked utility trucks. Dio believes no job is too small, and he still enjoys getting into attics to ensure work is done right.

Leadership

Dio brings over 20 years of hands-on HVAC experience to every job. His C20 license (#988248) reflects his expertise. He is committed to providing quality workmanship at an affordable price. As a local business owner in Hacienda Heights, CA, he takes pride in serving his community. His philosophy is simple: treat every home as if it were his own, protecting floors and furniture with shoe covers and drop cloths.

Specialties & Highlights

Several key points set Dr Dio Heating & Air Conditioning apart:

• Custom New Work: They specialize in building complete, custom HVAC systems from scratch, handling all electrical and gas connections.
• Protective Service: Technicians always wear shoe covers and use protective plastics to guard your home from dust and debris.
• Duct Expertise: They are skilled in both exposed commercial ductwork and flexible residential duct cleaning and zoning.
• Broad System Knowledge: From wall heaters to complex mini-splits and heat pumps, they service virtually all system types.

Why Locals Choose Dr Dio Heating & Air Conditioning

Homeowners and business managers in Hacienda Heights, CA, and the surrounding region choose Dr Dio for consistent reliability. The combination of deep technical skill, respectful on-site manners, and fair pricing builds trust. The company's long-standing presence, backed by a solid license and insurance, means customers can call with confidence. For heating, cooling, or air duct needs, Dr Dio Heating & Air Conditioning delivers professional care that makes your space more comfortable.