Due to COVID-19, we will be taking the necessary precautions to ensure the health & safety of our customers, and our team. Please contact us if you have any further questions!

Now offering 18 month financing subject to approved credit. Learn More!

A Division of Rocklin Heating & Air WE'RE HERE TO HELP!

The new home of Allen Air! Let our team of HVAC professionals work for you!

Lake Forest HVAC Technicians

Mission Viejo Heating & Air is a local, family-owned and operated company dedicated to providing fast, effective, and long-lasting HVAC solutions to homes and businesses throughout Lake Forest, Mission Viejo, and the greater Orange County area. Our team of experienced technicians is trained in the most advanced equipment and technologies to guarantee you receive the highest quality heating and cooling services possible. Whether you are looking for AC replacement, furnace repair, or anything in between, you can count on us to deliver the service, expertise, and customer care you deserve.

Our services include:

To schedule a service with us, or to contact us with any questions, please call us today at (949) 541-2707.

How Can We Help You?

Individualized HVAC Options Specific to Your Needs

Expert HVAC Services in Mission Viejo

At Mission Viejo Heating & Air we prioritize your safety and comfort at every turn. We are available 7 days a week and work hard to accommodate same-day appointments in order to get your property back to comfortable in no time. We don’t sacrifice quality in the name of speed either—and we back up all of our services with a 100% satisfaction guarantee.

Customers turn to our experts time and time again because we will go above and beyond to resolve your HVAC issue effectively, without any pushy sales tactics or extraneous ‘add-ons’. We price all of our services fairly and competitively, even offering rebates, financing options (subject to credit approval), and free estimates on replacement services to keep your hard-earned money where it belongs, in your pocket. From finding a more energy-efficient AC for your home to building a custom heating system for your business, no job is too big or small for our technicians. We tailor every service to your specific needs to ensure a result that is seamless, energy-efficient, and durable, allowing you and your family to stay comfortable all year round.

If you are ready to take control of your home’s comfort, call our experts at Mission Viejo Heating & Air today at (949) 541-2707 to learn how we can help.

  • Customer for life!

    “Great customer service and professionalism! They came out and estimated an affordable repair cost!”

    - Sandy T.
  • Great Service!

    “His quote was the lowest by far. Today was the installation. The crew was super polite, clean and competent.”

    - Donna B.
  • Very Satisfied

    “Rocklin (formerly Allen) did a wonderful job of responding to my need for quick resolution to the problem of my dying furnace during a cold spell. Got an almost immediate call to my inquiry and the technician was able to come out within a couple of hours. ”

    - Mary T.
  • Highly Recommend!

    “Really impressed with their professionalism, timely response, and fair pricing.”

    - Past Customer
  • Friendly staff!

    “By far one of the best!! Honest, knowledgeable, excellent customer service and very reasonably priced. Highly recommended.”

    - Kimberly P.
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3% Off For Senior Citizens! Restrictions may apply. Call for more details.
Valid from Mar 9, 2021 - Dec 31, 2021

Awards and Affiliations

  • Bryant Factory Authorized Dealer
  • NATE Certified Technicians
  • 5 Star Business on Yelp
  • 2018 Pulse of The City Award
  • 2017 Pulse of The City Award
  • 2020 Best of the Best - Placer County
  • 2019 Best of the Best - Placer County
  • 2018 Best of the Best - Placer County
  • 2017 Best of the Best - Placer County
  • 2016 Best of the Best - Placer County
  • BBB Accredited Business
  • Erik Monnier - Contractor/Business Person of the Year

Open 7 Days A Week for Your Convenience

To get in touch with us, fill out the form below, or call us at (949) 541-2707
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Why Choose Mission Viejo Heating & Air?

  • Family Owned & Operated Business
  • Full Service Heating & AC Company
  • Fairly Priced & Professional
  • Honest & Reliable Service
  • Customer Satisfaction Guaranteed
Your Satisfaction is Guaranteed!

Our customers are our #1 priority. We focus on the quality of our services and the experience we're providing, to ensure your satisfaction. We're always here to help!

Our Hours of Operation Monday thru Friday - 7:00am-7:00pm 
Saturday - 8:00am-5:00pm
Sunday - 8:00am-2:00pm

22600 Lambert Street Suite 707
Lake Forest, CA 92630
Map & Directions [+]