Save Energy, Reduce Energy Costs and Improve Comfort 

Apex Performance Group, Inc. takes a whole-house approach to improving your home’s comfort, energy efficiency, durability and safety. Rather than focusing on a single problem, such as an inefficient heating and cooling system or drafty windows, we look at how improvements throughout your home can work together to make your entire home more comfortable and save you money.

Apex Performance Group, Inc. is your local, reliable and professional solution for all your Home Performance (Heating and Air Conditioning repair, installation and maintenance; whole house and attic fans; attic and wall insulation; Solar PV, windows, tank and tankless hot water) needs. 


  • Typical utility cost savings of 20% or more
  • Fewer drafts and more comfortable rooms
  • A healthier, safer, higher quality home
  • Decreased greenhouse gas emissions
  • Increase in homes resale value

We work hard to exceed our customer’s expectations.

Book your appointment today.

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​​© 2018 | Apex Performance Group, Inc.                                                2551 Galena Ave. #2056

CSLB #1033635                                                                                     Simi Valley, California, 93065

We service, maintain, and install Heating and Air Conditioning in Simi Valley, Moorpark, Thousand Oaks,Westlake Village, Newbury Park, Camarillo, Oxnard, Ventura and eastern Los Angeles County.