Comfort You Can Count On.

Golden State Heating & Air delivers expert heating, cooling, and air quality solutions to San Diego homes and businesses. Fast response, honest pricing, workmanship that lasts.

CSLB License # 1119797

All HVAC Services - San Diego


🔧 All major Brands Serviced

✅ Available for Service Calls ✅ Serving in San Diego & Surrounding Areas ✅ 2,500+ Jobs Completed ✅ 5 ⭐️ Rated & Trusted ✅ 12+ Years Serving SD

⭐️ 5-Star Rated in San Diego

⚡️ Fast Response Times

💰 Upfront Transparent Pricing

🛡️ Licensed & Insured

San Diego’s Trusted HVAC Company

When your comfort is on the line, you need an HVAC company that shows up on time, does the job right, and stands behind their work. That's exactly what Golden State Heating, Ventilation & Air Conditioning delivers — every single visit.

Why Golden State Heating & Air


Why Golden State


Everything HVAC Under One Roof

Click any service to learn more about what's included, our process, and what to expect.

Proudly Serving San Diego & Surrounding Communities

Golden State Heating & Air serves residents and businesses across San Diego County.

Where We Serve


San Diego

Chula Vista

El Cajon

Imperial Beach

La Mesa

Santee

National City

Oceanside

Carlsbad

Vista

Escondido

Lemon Grove

Poway

Lakeside

Encinitas

Ready for Reliable Comfort in San Diego?

Call or request a free quote online. We respond fast — usually within the same business day.

Frequently Asked Questions

Still have questions? Take a look at our FAQs or reach out to us anytime.

  • Golden State Heating and Air offers a full range of HVAC services, including heating and air conditioning installation, repair, maintenance, and system replacements. They work with both residential and commercial clients to ensure year-round comfort.

  • Yes, the company understands that HVAC issues can happen unexpectedly. They provide emergency repair services to quickly restore comfort to your home or business when urgent issues arise.

  • It’s recommended to service your HVAC system at least twice a year, once before the cooling season and once before the heating season. Regular maintenance helps improve efficiency, extend system lifespan, and prevent costly breakdowns.

  • Common signs include unusual noises, inconsistent temperatures, poor airflow, higher energy bills, and strange odors. If you notice any of these, it’s best to schedule a professional inspection promptly.

  • Absolutely. Golden State Heating and Air specializes in installing modern, energy-efficient systems that can help reduce your utility bills and environmental impact while improving overall comfort.

  • Installation time can vary depending on the complexity of the system and the property size. However, most standard installations are completed within one day, while more complex setups may take longer.

  • Yes, they typically provide free estimates for new installations or system replacements. This allows customers to understand costs upfront and make informed decisions without pressure.

  • Yes, they offer solutions such as air purifiers, humidifiers, and advanced filtration systems to help improve indoor air quality and create a healthier living environment.

  • Golden State Heating and Air works with a variety of trusted HVAC brands to ensure customers receive reliable, high-quality systems that meet their needs and budget.

  • Customers choose them for their professional service, experienced technicians, prompt response times, and commitment to customer satisfaction. They focus on delivering reliable solutions tailored to each client’s needs.