Business Details
27 Years
experience
Emergency
services
Expert HVAC Services in San Diego
Johnson Air Systems has proudly served San Diego County for over 16 years, delivering expert heating and air conditioning solutions. Founded in 1999 by U.S. Marine Corps veteran Paul Johnson, our family-owned business combines military precision with personalized service. Our certified technicians specialize in residential and commercial HVAC design, installation, and repair, working with all major brands to ensure client flexibility. We guarantee all workmanship for life, backed by a written commitment to quality and customer satisfaction. Our team's expertise extends to teaching HVAC courses, ensuring cutting-edge knowledge in every project.Fully licensed, bonded, and insured, we prioritize upfront pricing, free estimates, and 24/7 emergency readiness. Recognized by the Better Business Bureau with an A+ rating and multiple Angies List Super Service Awards, our reputation for honesty and reliability is unmatched. From ductwork optimization to smart thermostat integration, we deliver energy-efficient solutions that reduce costs and enhance comfort. Customer testimonials consistently highlight our transparent communication, fair pricing, and exceptional service quality.
Services
Heating Systems
Air Conditioning
Ductwork Installation
Commercial HVAC
AC Repair
Details
- Year established: 1999
Highlights and features
- Certified technicians with 10+ years of training and industry teaching experience
- Lifetime workmanship guarantee on all HVAC installations and repairs
- Transparent upfront pricing with no hidden fees or surprise charges
- Family-owned business with U.S. Marine Corps veteran leadership
- Recognized with BBB A+ rating and 5 consecutive Angies List Super Service Awards
Associations and certifications
- Better Business Bureau
- Angies List
- North American Technician Excellence (NATE)
- California State Licensing Board
What people say
Highly Recommend
Great and honest guy
No sales pitch
Affordable and efficient
Annual visit satisfaction
Services
Heating Systems
Our heating system installations and furnace repairs are performed by certified specialists with over a decade of technical training. We offer complete system design, installation, and maintenance for residential and commercial properties. Our services include energy efficiency assessments, equipment selection from top brands, and lifetime workmanship guarantees.
Air Conditioning
From whole-house units to smart thermostat systems, we provide comprehensive AC design, installation, and repair services. Our technicians handle all brands and models, including energy-efficient options with remote control capabilities. Every installation includes system education to ensure optimal operation for homeowners.
Ductwork Installation
We specialize in ductwork inspection, repair, and installation to improve energy efficiency and indoor air quality. Our services address common issues like leaks, poor insulation, and fire hazards while reducing energy costs by up to 30% through optimized airflow management.
Commercial HVAC
Our commercial HVAC services cover water source heat pumps, rooftop units, and computer room cooling systems. We provide design/build solutions, tenant improvements, and Title 24 compliance for businesses throughout San Diego County with guaranteed workmanship and upfront pricing.
AC Repair
Our 24-point AC inspection process identifies repair needs and cost-effective solutions for all major brands. Services include electrical system checks, refrigerant monitoring, and component testing performed by owner Paul Johnson, who also trains HVAC technicians across the county.
People
Paul Johnson
Owner/Operator
U.S. Marine Corps veteran with HVAC certification from Universal Technical Institute, teaching HVAC courses while running Johnson Air Systems since 1999. Specializes in system design and complex repairs.
Questions
What HVAC services does Johnson Air Systems offer?
We provide heating, air conditioning, ductwork services, and HVAC system installations for residential and commercial properties across San Diego County.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC repair services with technicians available for urgent heating and cooling issues.
What guarantees do you provide?
We offer a lifetime guarantee against faulty workmanship for all HVAC installations and repairs performed by our team.
Are your technicians certified?
All technicians are certified by North American Technician Excellence (NATE) with ongoing training in the latest HVAC technologies.
How do pricing estimates work?
We provide free estimates for new system installations and charge $40 for repair evaluations, which is deducted if you choose our repair service.
What areas do you service?
We serve all of San Diego County, including residential and commercial properties in both urban and suburban areas.
