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Talk To An Expert

(818) 465-8943

Talk To An Expert

(818) 465-8943

Expert HVAC Services in Simi Valley, CA

Don’t let extreme temperatures disrupt your day in Simi Valley. Zodiac Heating & Air Conditioning delivers fast, dependable heating and cooling solutions backed by four decades of proven expertise. Local service, professional care, lasting comfort.

Explore Tailored HVAC Solutions for Simi Valley Homes

Since 1984, Simi Valley homeowners have trusted Zodiac Heating & Air Conditioning for high-performance, energy-efficient HVAC systems. Whether you need a mid-summer AC fix or a full system upgrade, our NATE-certified technicians deliver solutions built to last. Backed by Carrier technology and our 100% satisfaction guarantee, we make indoor comfort easy, efficient, and worry-free.
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HVAC Services We Offer in Simi Valley, CA

We handle everything from installations and repairs to indoor air quality improvements and ductwork. Zodiac proudly serves Simi Valley homes and businesses with top-quality service and unbeatable reliability.

Maintenance Plans

Prevent costly breakdowns and extend the life of your HVAC system with our tailored maintenance plans. Enjoy peace of mind with seasonal tune-ups, priority service, and consistent performance year-round.
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Indoor Air Quality

Breathe easier with our advanced indoor air quality solutions. We offer air purifiers, humidifiers, and filtration systems designed to remove pollutants and improve the health and comfort of your living space.
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Heating Services

Stay warm when it matters most with our reliable heating solutions. Whether you need a new furnace, repairs, or seasonal maintenance, we deliver comfort and efficiency backed by decades of HVAC experience.
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Commercial HVAC

Trust Zodiac Heating & Air Conditioning, Inc. for dependable HVAC systems that support your business’s performance. We design, install, and service commercial units that deliver comfort, efficiency, and reliability for any workspace.
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AC Services

Beat the Southern California heat with our expert air conditioning services. From fast repairs to energy-efficient installations, Zodiac Heating & Air Conditioning, Inc. keeps your home cool, comfortable, and running smoothly all summer long.
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Why Homeowners Choose Zodiac Heating & Air Conditioning in Simi Valley

Zodiac Heating & Air Conditioning is a name Simi Valley residents have trusted for decades. With upfront pricing, honest service, and an unwavering commitment to quality, we’ve earned our reputation one household at a time. Our seasoned technicians combine technical know-how with a customer-first mindset to deliver comfort that performs year after year.

✓ 39+ Years Serving Ventura & LA Counties
✓ NATE-Certified HVAC Professionals
✓ Carrier Factory Authorized Dealer
✓ No-Surprise Flat-Rate Pricing
✓ 100% Customer Satisfaction Guarantee

Other Areas We Proudly Serve

Other Areas We Proudly Serve
Santa Clarita, CA
West Hills, CA
Westlake, CA
Winnetka, CA
Studio City, CA
Toluca Lake, CA
Sherman Oaks, CA
Simi Valley, CA
Explore Other Locations

How Our Process Works

Personalized On-Site HVAC Consultation
We come to your Simi Valley home, evaluate your comfort needs, and provide expert recommendations tailored to your space.
Upfront Pricing You Can Trust
We present clear, fixed-rate estimates with no surprises—just honest, reliable numbers from the start.
Professional Work, Done Right the First Time
Our experienced team handles the job quickly and cleanly, keeping your home disruption-free and up to code.
Support That Doesn’t Stop After Service
We check in after the job and honor our warranties, ensuring your comfort system performs long after we leave.

What Our Simi Valley Customers Are Saying

    Tina M.

    "Zodiac installed a new HVAC system in our Simi Valley home and did an amazing job. Courteous crew, spotless work, and the system runs great. Highly recommend!"

      Gary H.

      "We needed emergency AC repair during a heatwave and Zodiac delivered. Same-day service, professional tech, and no upselling. True pros."

        Linda R.

        "This company is the real deal. Honest, responsive, and respectful of our time. Best HVAC experience we’ve had in Simi Valley."

        Frequently Asked Questions in Simi Valley, CA

        In many cases, we offer same-day service or next-day appointments for both repair and installation in Simi Valley.

        Looking for HVAC Experts in Simi Valley?

        Zodiac Heating & Air Conditioning brings 39+ years of experience, fast local service, and dependable results to homes across Simi Valley. Schedule your service today and discover a better HVAC experience.
        Schedule Your HVAC Service Today