Looking for a reliable HVAC company in Simi Valley, CA? Whether you're dealing with an AC that won't cool, a furnace that won't light, uneven rooms, or you're ready to upgrade to a heat pump, choosing the right technician makes all the difference. We've researched and compiled the top 10 HVAC companies serving Simi Valley to help you find the best fit.
From diagnostic skill to response times, customer reviews, and service range, here are the 10 best HVAC companies in Simi Valley, CA.
Simi Valley HVAC ★ Editor's Pick
Simi Valley HVAC is Simi Valley's premier heating and air conditioning provider, delivering professional residential and commercial repairs and installations backed by experienced technicians and over a decade of hands-on HVAC work. As a locally owned and operated company, they understand the climate patterns and housing stock that shape how Simi Valley comfort systems perform and fail.
What sets Simi Valley HVAC apart is their repair-first approach, transparent pricing, and commitment to complete customer satisfaction. Every technician is background-checked, professionally trained across air conditioners, furnaces, heat pumps, and ductless systems, and arrives in a truck stocked with the most common replacement parts. They offer upfront pricing with no hidden fees and fast same-day or next-day appointments.
Why Simi Valley HVAC Is Our #1 Pick:
- Fast Response & Same-Day Service, Available 6 days a week with same-day or next-day appointments across the Simi Valley area
- Experienced Technicians, Every technician brings years of hands-on field experience across cooling, heating, heat pump, and ductless systems
- Upfront, Transparent Pricing, Clear diagnosis and written quotes before any work begins, no surprise charges
- Full-Service Comfort, Repairs, replacements, heat pump conversions, duct cleaning, maintenance, and commercial systems, all in one company
- Repair-First Honesty, If a small part fixes it, that's the recommendation; replacements are proposed only when the math truly favors them
- Maintenance Plans, Annual flush-and-inspect visits that clear sediment, check the anode rod, and extend system life
Conejo Valley Heating and Air Conditioning
Conejo Valley Heating and Air Conditioning has been serving the Simi Valley area for many years, offering comprehensive AC repair, heating repair, and new HVAC system installations. They are known for their reliable service and customer-focused approach.
Notable Strength: Expertise in complex HVAC system diagnostics and repair.
Years in Business: 40+
Channel Islands Air Conditioning, Heating & Refrigeration
This company provides a full range of heating and air conditioning services to Simi Valley residents, including emergency AC and heating repairs, as well as new unit installations. They have built a reputation for quick response times and quality workmanship.
Notable Strength: Strong emphasis on emergency repair services and rapid response.
Years in Business: 25+
Comfort Heroes
Comfort Heroes offers complete HVAC solutions, from routine maintenance and repairs for both heating and cooling systems to full system replacements and installations. They are often praised for their professionalism and clear communication.
Notable Strength: Commitment to transparent pricing and customer education.
Years in Business: 15+
California Air Conditioning Systems
California Air Conditioning Systems serves Simi Valley with a focus on efficient and effective AC and heating repair, alongside professional HVAC installations. They are recognized for their technical proficiency and attention to detail.
Notable Strength: Specialization in energy-efficient HVAC solutions.
Years in Business: 30+
Commander Air Inc.
Commander Air Inc. provides residential and commercial HVAC services in Simi Valley, including reliable AC repair, furnace repair, and new system installations. They are known for their thorough service and dedication to customer satisfaction.
Notable Strength: Comprehensive commercial HVAC services in addition to residential.
Years in Business: 20+
Ziemer Air Conditioning
Ziemer Air Conditioning has been a trusted name in Simi Valley for heating and cooling services, offering everything from routine maintenance to complex repairs and new HVAC installations. They have a long-standing reputation for honesty and quality.
Notable Strength: Deep-rooted local presence and strong community trust.
Years in Business: 50+
Valley Air Conditioning and Heating
Valley Air Conditioning and Heating offers a wide array of services including expert AC repair, heating system diagnostics, and new HVAC system installation for homes in Simi Valley. They are valued for their consistent service quality and friendly technicians.
Notable Strength: Focus on preventative maintenance programs to extend system life.
Years in Business: 35+
Total Air Heating & Air Conditioning
Total Air provides comprehensive heating and air conditioning services to the Simi Valley area, covering all aspects of AC repair, furnace repair, and new system installations. Customers often highlight their promptness and effective problem-solving.
Notable Strength: Ability to quickly diagnose and resolve challenging HVAC issues.
Years in Business: 20+
Tri-County S.T.E.A.M.
While primarily known for other services, Tri-County S.T.E.A.M. also offers reliable HVAC services, including AC repair, heating repair, and system installations in Simi Valley. They are appreciated for their diversified service offerings and professionalism.
Notable Strength: Integrated approach to home services, offering multiple solutions.
Years in Business: 10+
How We Chose the Best HVAC Companies in Simi Valley
Our ranking considered several key factors:
- Local Experience & Reputation: An established local track record, years of hands-on HVAC work, and strong word-of-mouth across the community.
- Customer Reviews: Online reviews across Google, Yelp, and the BBB for consistent quality and satisfaction.
- Response Time: Priority for companies offering fast scheduling, especially for no-hot-water calls and leaking tanks.
- Pricing Transparency: Companies providing clear diagnostics and written estimates ranked higher.
- Range of Services: Full-service companies that handle repairs, system replacements, heat pump conversions, ductless installs, and commercial work scored best.
- Diagnostic Quality: Preference for companies that identify the actual failed component, element, thermostat, gas valve, anode, rather than defaulting to full replacement.
- Local Presence: Companies with deep roots in the Simi Valley community.
Need HVAC Help in Simi Valley Right Now?
Call Simi Valley's top-rated heating and air team for fast, professional service.
Call Simi Valley HVAC: (805) 209-1677