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26 Years
experience
Emergency
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Trusted HVAC Services in South Orange County
South County Air is a small, owner-operated business established in May 2000. With over two decades of service to South Orange County, we combine generational expertise and modern industry knowledge to deliver reliable HVAC solutions. Our owner, Jim Kopp, brings over 30 years of hands-on experience, acquired through mentorship from his father starting at age 16. We specialize in residential and small commercial HVAC installation, repair, and maintenance, prioritizing quality materials and equipment tailored to customer needs. Every project benefits from direct oversight by Jim, ensuring meticulous attention to detail and customer satisfaction. Our services are backed by labor and factory warranties, reflecting our commitment to lasting, high-standard workmanship.

We pride ourselves on transparency, offering honest pricing with no hidden charges, and provide written repair options before any work begins. Our team stays current with industry advancements to deliver efficient, cost-effective solutions, including energy-saving units and air purification systems. Recognized for our integrity and responsiveness, we serve as a trusted local partner for HVAC needs, supported by a strong referral-based reputation. Whether addressing emergency repairs or planning system upgrades, we prioritize timely service, professionalism, and personalized support to meet the unique needs of every client.
Services
HVAC Installation AC Repair Heater Repair Air Purification Maintenance Agreements Energy-Saving Units Humidifiers Dehumidifiers
Details
  • Year established: 2000
Highlights and features
  • We offer 20+ years of local HVAC expertise.
  • Owner-operated with direct oversight on every job.
  • Transparent pricing with no hidden charges.
  • Services backed by labor and factory warranties.
  • Recognized for reliability and customer-focused solutions.
What people say
Best price Very responsive Knowledgeable Courteous Energy efficiency ideas
Services
HVAC Installation
We provide expert installation of residential and commercial heating, ventilation, and air conditioning systems. Our process ensures energy efficiency and long-term reliability, using quality materials tailored to your property's needs. Every installation includes labor warranties and factory-backed guarantees for peace of mind.
AC Repair
Our technicians diagnose and repair air conditioning issues promptly, minimizing downtime. We service all major brands and provide transparent pricing with written repair options before starting work. Emergency repair services are available for urgent cooling needs.
Air Purification
We install whole-home air purification systems that remove 99% of airborne pollutants, including allergens and mold. Our solutions improve respiratory health and comfort, with low-maintenance options like the Aprilaire Model 5000 for continuous clean air throughout your home.
Maintenance Agreements
Our maintenance programs extend HVAC system lifespan and optimize performance. Plans include seasonal inspections, cleaning, and priority scheduling for repairs. Regular maintenance helps prevent breakdowns and maintains manufacturer warranty validity for residential and commercial systems.
Energy-Saving Units
We offer high-efficiency heat pumps and HVAC systems that reduce energy consumption and utility costs. Qualified installations may qualify for manufacturer rebates up to $2,000. Our team helps select systems that balance upfront costs with long-term savings for your specific climate needs.
People
Jim Kopp
Owner
Jim Kopp is a second-generation HVAC specialist with over 30 years of experience. He founded South County Air in 2000, bringing hands-on expertise from his father's mentorship starting at age 16. Jim prioritizes direct oversight of every project, ensuring quality workmanship and customer satisfaction through transparent communication and tailored solutions.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for residential and commercial heating, cooling, and air purification systems, including energy-efficient upgrades and emergency services.
Do you offer warranties on your work?
All services include labor warranties, with factory-backed guarantees on installed equipment to ensure long-term reliability and customer protection.
Are financing options available?
Yes, we offer low monthly payment plans for repairs, upgrades, and new HVAC installations to make comfort solutions more accessible.
How quickly can you respond to emergencies?
We prioritize urgent HVAC issues and typically schedule emergency repairs within 36 hours to restore comfort promptly.
What areas do you serve?
We primarily serve South Orange County, including Mission Viejo, Laguna Beach, and Aliso Viejo, with over 20 years of local expertise.