Are You Looking for HVAC Contractors in San Marcos, CA?

R & C Heating & Air delivers expert HVAC and plumbing services in San Diego County, specializing in air conditioning, heating, and water system installation, repair, and maintenance. Since 2009, we've combined technical expertise with customer-centric service to provide energy-efficient, cost-effective solutions for residential and commercial clients. Our licensed technicians prioritize reliability, transparency, and long-term client satisfaction.

Oak Island Heating & Air Conditioning provides expert HVAC services, including installation, repair, and maintenance, to homeowners in San Marcos and North San Diego County. Specializing in energy-efficient systems, indoor air quality solutions, and 100% financing options, we combine family values with industry-leading expertise as a Lennox Premier Dealer. Our NATE-certified technicians deliver reliable, cost-effective comfort solutions while maintaining an A+ BBB rating and a legacy of customer satisfaction since 1998.

Specialized Mechanical provides expert HVAC installation, repair, and maintenance services for residential and commercial clients in San Diego County. Our NATE-certified technicians deliver reliable heating, cooling, and indoor air quality solutions with a focus on integrity and customer satisfaction. Backed by decades of experience, we ensure efficient, long-lasting results for every client.

Chandlers Services provides expert HVAC, refrigeration, and commercial kitchen equipment repair services for businesses in North County San Diego. Established in the early 1990s, we offer 24/7 emergency response and preventive maintenance programs to ensure operational continuity. Our certified technicians service all brands and models with a 90-day labor guarantee.

Champion Air Conditioning & Heating specializes in residential and commercial HVAC services, including installation, repair, and maintenance of heating and cooling systems. With over 30 years of experience, we deliver energy-efficient solutions tailored to client needs, backed by industry certifications and comprehensive warranties. Our customer-centric approach emphasizes transparency, technical expertise, and long-term system reliability.

Action Air Conditioning Installation & Heating Air Conditioning, Heating & Solar delivers expert HVAC and solar solutions in San Diego County. With 50+ years of experience, we specialize in air conditioning, heating, and solar system installation, repair, and maintenance. Our NATE-certified technicians provide 24/7 emergency service with upfront pricing and comprehensive warranties.