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14 Years
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Emergency
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Trusted HVAC Services in Mesa, AZ
Mountain Peak Air has been a trusted provider of HVAC solutions in the Phoenix Metro area since 2012. Founded by Jay LeSueur, a local Mesa native with NATE and BPI certifications, we combine technical expertise with a deep understanding of Arizona's climate challenges. Our team of certified technicians delivers personalized solutions for AC repair, heating systems, air quality improvements, and maintenance plans tailored to each client's needs.

We prioritize community engagement, customer satisfaction, and technological innovation, including NASA-derived air purification systems. With over 1,100 five-star reviews, we maintain a customer-centric approach that emphasizes transparency, reliability, and long-term relationships. Our commitment to quality extends to energy-efficient upgrades, emergency services, and financing options that make comfort solutions accessible to all homeowners.
Services
AC Repair HVAC Installation Air Quality Checks Air Scrubber Installation Maintenance Plans
Details
  • Year established: 2012
Highlights and features
  • 24/7 emergency HVAC services with same-day availability
  • Customized climate solutions for Arizona's extreme temperatures
  • Proven track record with 1,100+ five-star Google reviews
  • NASA technology integration for advanced air purification systems
  • Owner-operated business with local community leadership
Associations and certifications
  • NATE
  • BPI
What people say
Trustworthy and caring Outstanding service Highly recommended Professional technicians Quick response time
Services
AC Repair
Our NATE-certified technicians provide rapid AC repair services for all makes and models. We diagnose issues like refrigerant leaks, compressor failures, and electrical problems to restore cooling efficiency. Emergency services are available 24/7 with transparent pricing and durable solutions for Arizona's extreme heat.
HVAC Installation
We specialize in energy-efficient HVAC system installations tailored to Arizona's climate. Our experts help select appropriate SEER-rated systems, handle permits, and ensure proper sizing for optimal performance. Financing options and manufacturer warranties available for residential and commercial properties.
Air Quality Checks
Our comprehensive indoor air quality evaluations identify contaminants like mold, allergens, and VOCs. We recommend solutions including air scrubbers, filtration upgrades, and ventilation improvements to create healthier living environments using NASA-developed purification technology.
Maintenance Plans
The Peak Plan offers bi-annual 35-point inspections, priority scheduling, and preventive maintenance to extend system lifespan. Plans include refrigerant top-offs, coil cleaning, and discounted repairs, ensuring year-round reliability and energy efficiency for Phoenix homeowners.
Air Scrubber Installation
We install Air Scrubber Plus units that use ActivePure technology to eliminate 99.9% of airborne pathogens. These NASA-developed systems integrate with existing HVAC equipment to reduce allergens, odors, and contaminants, improving indoor air quality for allergy sufferers and families.
People
Jay LeSueur
Owner
NATE and BPI-certified HVAC expert with 15+ years in the industry. Founded Mountain Peak Air in 2012 after transitioning from real estate. Active community member focused on energy efficiency and local economic development.
Questions
What HVAC services does Mountain Peak Air offer?
We provide AC repair, heating system installation, air quality assessments, maintenance plans, and air scrubber installations for residential and commercial clients.
Do you offer emergency HVAC services?
Yes, our 24/7 emergency service ensures immediate assistance for urgent cooling and heating system failures.
What financing options are available?
We offer flexible financing plans for HVAC installations and major repairs to make comfort solutions accessible.
How does the Peak Maintenance Plan work?
Our Peak Plan includes bi-annual inspections, priority scheduling, refrigerant top-offs, and discounted repair rates for optimal system performance.
What air purification technology do you use?
We install Air Scrubber Plus systems using NASA-developed technology that eliminates 99.9% of airborne contaminants.