Business Details
27 Years
experience
Emergency
services
Trusted HVAC Services in San Diego, CA
Johnson Air Systems has proudly served San Diego County for over two decades, 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 HVAC installation, repair, and maintenance, backed by a lifetime workmanship guarantee.We prioritize transparency, offering upfront pricing and free estimates for new systems. As educators in the field, we ensure our team stays at the forefront of industry advancements. Our commitment to integrity, passion, and customer satisfaction has earned us a trusted reputation in the community.
Services
HVAC Installation
Heating Repair
Air Conditioning
Ductwork Services
Emergency Services
System Maintenance
Energy Efficiency Solutions
Details
- Year established: 1999
Highlights and features
- Veteran-owned with 20+ years of local HVAC expertise
- 100% lifetime workmanship guarantee on all installations
- Certified technicians teaching industry training courses
- Transparent upfront pricing with no hidden fees
- Free system evaluations for new HVAC installations
Associations and certifications
- CA Lic# 760124
What people say
Highly recommend
Fantastic unit
Honest guy
Pleased with results
Annual cleaning service
Services
HVAC Installation
We design and install complete heating and cooling systems tailored to your home's specific needs. Our experts evaluate insulation, ductwork, and layout to recommend energy-efficient solutions. With options ranging from basic units to smart thermostat systems, we ensure optimal comfort and cost savings.
Heating Repair
Our certified technicians diagnose and repair all heating system brands with precision. We perform comprehensive inspections of thermostats, electrical components, and safety controls. Emergency repair services address urgent heating failures while maintaining long-term system reliability through preventive maintenance.
Air Conditioning
From initial assessment to installation, we optimize cooling efficiency for San Diego's climate. Our process includes evaluating home size, ductwork integrity, and electrical capacity. We offer modern solutions like web-controlled systems and air purification integration to enhance comfort and indoor air quality.
Ductwork Services
We inspect and repair duct systems to eliminate energy loss and fire hazards. Our technicians identify leaks, insulation gaps, and airflow restrictions using thermal imaging technology. Properly sealed ductwork improves system efficiency by up to 30% while reducing allergen circulation throughout your home.
Emergency Services
Available for urgent HVAC failures outside regular business hours. Our emergency team responds promptly to critical heating or cooling system malfunctions. We maintain full diagnostic equipment and replacement parts inventory to resolve issues efficiently during after-hours service calls.
People
Paul Johnson
Owner/Operator
U.S. Marine Corps veteran with HVAC certification from Universal Technical Institute. Teaches local technician training courses while managing field operations. Holds California Contractor's License #760124.
Dianne Johnson
Office Manager
Co-founder managing administrative operations since 1999. Oversees scheduling, customer communications, and financial operations while maintaining family business values.
Questions
Do you offer emergency HVAC services?
Yes, we provide after-hours emergency repair services for critical heating and cooling system failures.
What areas do you service?
We serve all areas of San Diego County including coastal, inland, and mountain communities.
Do you provide free estimates?
Yes, we offer free system evaluations and price quotes for all new HVAC installations.
Are financing options available?
Yes, we offer financing programs to qualified customers for new system installations.
What is your service guarantee?
We provide a lifetime workmanship guarantee covering all labor and materials for our installations.
How can I schedule an appointment?
Call 1-800-637-0899 or use our online request form for immediate scheduling assistance.
