
Heating, Air Conditioning & Plumbing Services in Ladera Ranch, CA
Services in Lake Forest, Mission Viejo & throughout Orange County
At John Stevenson Plumbing, Heating & Air Conditioning, Inc., we have become the trusted name in HVAC and plumbing solutions for residential and commercial properties throughout Orange County. We are a local company that has been serving our neighbors for over a decade, helping hundreds of property owners stay comfortable and safe indoors. All of our technicians are highly trained and NATE-certified—and we only offer the most advanced and energy-efficient heating, cooling, and plumbing systems on the market.
We understand how crucial your water heater and HVAC systems are to your overall comfort, which is why we perform reliable service fast, offering same-day appointments and after-hours service. Whether you need fast AC repair, seamless furnace replacement, or tankless water heater service, you can count on our experts to get the job done right every time.
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Serving a City Near You!
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Charlie's Care Club
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Have Questions? We Have Answers!
Orange County Heating & Air Conditioning Experts
At John Stevenson Plumbing, Heating & Air Conditioning, Inc., we prioritize honesty, affordability, and unmatched service standards. We are a Carrier Factory Authorized Dealer that specializes in servicing a wide range of heating, cooling, and air quality systems—with repair, replacement, installation, and maintenance solutions that are second to none.
We offer the following services throughout Orange County:
- AC repair
- AC installation and replacement
- Heating repair
- Heating installation and replacement
- Duct cleaning
- Water heater services
- And more!
Why Choose John Stevenson for Your Home Comfort Needs?
At John Stevenson Plumbing, Heating & Air Conditioning, Inc., we pride ourselves on delivering exceptional service and unmatched expertise. Our commitment to customer satisfaction sets us apart in the Carlsbad area. Here are just a few reasons why you should choose us for your home comfort solutions:
- Experienced Professionals: Our team consists of certified technicians with years of hands-on experience in plumbing, heating, and air conditioning.
- Transparent Pricing: We provide upfront pricing with no hidden fees, ensuring you know exactly what to expect before any work begins.
- 24/7 Emergency Services: Home comfort issues can arise at any time. Our emergency services are available around the clock to address your urgent needs.
- Customer-Centric Approach: We listen to your concerns and tailor our services to meet your specific needs, ensuring a personalized experience every time.
- Quality Assurance: We stand by our work with a satisfaction guarantee, giving you peace of mind that your home is in good hands.
When you choose John Stevenson Plumbing, Heating & Air Conditioning, Inc., you're not just getting a service; you're gaining a trusted partner in maintaining your home's comfort and efficiency. Contact us today to learn more about how we can help you!
To learn more about our services, or to schedule an appointment today, contact our friendly staff by calling (949) 426-7377 or reach out online.

What Makes Us a Community Name?
Benefits of Working with Our Expert Team

Hear From Our Customers
Expertise isn't the only thing we have gained over the past three decades - check out our loyal customer base!
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“We had complete comfort out to help with AC repair - they were super responsive and had someone out the same day I called.”- Rebecca W.
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“I wanted to express my appreciation to the very responsive and professional team. From the initial inspection to the successful installation of my new HVAC system.”- Jonathan F.
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“Elias was amazing and we couldn’t be more thankful for him and other staff at John Stevenson Plumbing. We have a short term rental and had a problem with clogged drains during our guest stay.”- Miles M.
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“Elias and Isaak came out right away, worked quickly and were extremely polite and answered all my questions.”- Lindsey M.
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“The install team is a ‘Band of Brothers’ that work so well together, their workmanship and professionalism was top-notch.”- Tim S.
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“They provided fast and efficient service to fix my thermostat and Eric the technician was so polite and helpful.”- Chrissy R.
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“Victor and JP were both very professional and knowledgeable about the work they had to perform to repair the air gap hoses and the refrigerator water valve.”- Arezo F.
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“I have used John Stevenson numerous times over the past few years for both plumbing and heating issues.”- Phyllis S.