The best 10 HVAC near San Diego, California - with verified email and phone number owner contact info

Hensel Consulting Engineers delivers mechanical and plumbing design, Title 24 energy compliance, and system assessments for residential and commercial projects. With over 20 years of experience, the firm has completed thousands of Title 24 reports and hundreds of mechanical projects, handling budgets from $5,000 to $140 million. Clients praise timely, on‑budget delivery and responsive support.

Same Day Heating, Cooling, Plumbing offers same‑day HVAC and plumbing services across San Diego County, including AC repair, furnace maintenance, water‑heater replacement, and drain cleaning. Customers can schedule appointments online, receive free estimates, and access financing options. The company holds a 4.8‑star Google rating and a 4.6‑star Yelp rating for homeowners.

Castle Comfort offers HVAC and light plumbing services with a 5‑star rating from 75 Google reviews. The company emphasizes quality workmanship, customer satisfaction, and provides free replacement estimates. Licensed, bonded, and insured, it serves San Diego County and maintains open communication throughout projects, ensuring reliable service for homeowners seeking comfort and peace.

San Diego Air Comfort offers comprehensive HVAC solutions, including installations, maintenance, and emergency repairs for residential and commercial properties. Their services cover air conditioning, heating, heat pumps, duct cleaning, and indoor‑air‑quality upgrades. The company holds a 4.9‑star Google rating from 51 reviews, emphasizing prompt, professional, and reliable service delivery.

San Diego Air Conditioning Contractor offers HVAC services, including electric baseboard heating, heating‑AC wiring, and AC troubleshooting. The company holds a 5‑star rating from 18 reviews, noting organized, efficient work and reliable system installations. Customers praise the professional crew and prompt service, and the firm provides free consultations and accepts debit/credit cards for payment.

Top Cooling Guys offers 24/7 HVAC services in San Diego, covering heating, air‑conditioning, ductless mini‑split systems, and indoor‑air‑quality solutions. Their licensed, insured technicians provide same‑day repairs, maintenance plans, and free estimates. Customers note prompt response, transparent pricing, and reliable workmanship, with a 5‑star rating and positive online reviews from homeowners and businesses.

Nice and Cold Heating & Air offers family‑owned HVAC services, including air‑conditioning, heating, and indoor‑air‑quality solutions. Their portfolio covers smart thermostats, duct services, heat pumps, central and ductless systems, and UV light purification. Customers note prompt, professional technicians and a focus on long‑term relationships, with financing options available for homeowners seeking reliable service.

Air Direct Heating & AC provides HVAC installation, repair, maintenance, and ductwork services for residential and commercial properties. Established in 2007, the company offers a flat‑fee diagnostic, mini‑split repair capability, and energy‑efficiency upgrades. Customer reviews highlight prompt, professional service and fair pricing, earning a 5‑star rating overall.

Cruz Comfort Heating & Air offers licensed HVAC and water‑heater services across San Diego County, including AC repair, installation, maintenance, heating repair, and new‑construction installations. With 27 years of experience, the company emphasizes fast response, transparent pricing, and a 24/7 emergency line, serving homeowners and contractors throughout the region today.

Five Star Service Company delivers HVAC solutions across San Diego, offering air‑conditioning repair, installation, and maintenance, as well as heating services and indoor‑air‑quality upgrades. Certified technicians provide prompt, transparent work, backed by a 100 % satisfaction guarantee. Customer feedback highlights reliable, knowledgeable service and cost‑effective repairs for residential and commercial clients today.