40 HVAC Service Contractors in Fullerton, CA
Top-Rated HVAC Service Contractors in Fullerton
Avis Plumbing and Air
“Four separate five-star reviews specifically mention technician John or JR, praising his thorough diagnostics, patient explanations, and fair pricing on both…”
Evolution Heating and Air Conditioning
“All three featured reviewers gave 5-star ratings, with each specifically naming a staff member: Diego (owner), Rose (manager), Brian (sales), and Ricky…”
All HVAC Service Contractors (40 total)
Smartсhoice Heating & Air Repair
“Sixteen of eighteen sampled reviews name a specific technician, with Andrii, Alex, Nick, and Max each…”
Happy Camper Drain Cleaning & Plumbing Repair
“All 113 reviews award five stars, with multiple customers emphasizing Juan's same-day emergency response and…”
One Hour Heating & Air Conditioning
“The 4.9-star average across 70 reviews tells a story of dependable service, with technicians repeatedly…”
Tria Air conditioning Pros
“All 40 reviews carry 5-star ratings, with customers frequently naming technician Preston for his clear…”
JC Air Clean Inc.
“All 27 reviewers gave 4 or 5 stars, with 4 of them specifically naming technicians Jared, Derek, or Roger and…”
Cool Air Fullerton
“Every one of the 18 reviewers awarded 5 stars, and most include specifics rather than vague praise. Four…”
Eco Fresh HVAC Inc.
“All five visible reviews award five stars and cite the same-day completion timeline, whether for a ceiling…”
Rosag HVAC Solutions Fullerton
“All 12 reviewers award five stars, with six explicitly calling out the company's same-day response capability…”
Heating & Air Conditioning
“Eight of nine reviewers awarded five-star ratings to this Fullerton contractor, with seven specifically…”
Cooling & Heating Repair - Fullerton
“Eight of eight reviews award 5 stars, with three explicitly mentioning same-day service, two praising fair…”
Advanced Climate Technologies
“Every one of the seven reviews awards five stars, with four explicitly naming owner Jonathan Payne as the…”
Fullerton Heating and Cooling Service
“All four visible reviews award 5 stars, with customers consistently highlighting on-time arrivals, clear…”
Air Filter Supply
“Three of four negative reviews cite broken communication around order readiness: missed callbacks,…”
Coolsys Refrigeration & HVAC
“Three of four reviews rate this contractor at one star, citing dangerous driving incidents involving company…”
Anthony's Reliable Heating & AC
“All eight customers left 5-star ratings, with common themes centering on accurate diagnostics and restored…”
HVAC: Heating & Air Conditioning Inc
“All 8 reviewers award a perfect 5 stars, and more than half explicitly praise the same-day or rapid response…”
Heating & Air-Conditioning
“Five of eight reviewers awarded five stars, with all positive accounts mentioning prompt arrival and…”
Precision Heating and Air
“All four reviews award five stars, with customers specifically praising efficient project timelines, thorough…”
Air Conditioning & Heating Repair
“Both reviewers awarded perfect 5-star ratings and independently praised the contractor's honesty and fair…”
Fullerton Appliance Repair
“Two of three reviews award 5 stars, praising fast response times and fair dealings. The lone negative review…”
EcoPath Vent Wash Solutions
“Both reviewers awarded 4 or 5 stars and use the word professional to describe their experience. One client…”
Refrigeration Unlimited
“Two of four reviewers awarded five stars, with Freddy Ventura highlighting exceptional customer service and…”
American Mechanical Services
“6 customer reviews yield a 2.3-star average rating, with negative feedback citing significantly extended…”
C & L Refrigeration
“The single five-star review praises C & L as a professional company and great place, providing baseline…”
All for your air - air conditioner repair
“The single available review awards 5 stars, with the client specifically praising the crew for professional…”
HVAC Service Costs in Fullerton
General HVAC service pricing across maintenance, repair, and installation in Fullerton.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $71 | $114 | $190 |
Routine tune-up (single system) | $67 | $119 | $190 |
Standard repair (avg) | $143 | $570 | $1,140 |
Major repair (compressor, heat exchanger) | $1,425 | $2,375 | $3,325 |
New system installation (mid-range) | $6,175 | $9,975 | $13,300 |
Full HVAC replacement AC + furnace combined | $11,011 | $12,759 | $13,395 |
Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Fullerton, CA: What to Expect
Fullerton sits inside the Los Angeles metro’s mild Mediterranean climate where summer highs hover near 84°F and winters dip to about 48°F, but inland valleys can spike past 100°F under Santa Ana winds. That variability drives steady demand for local hvac-service Fullerton, supported by 48 contractors averaging a 3.9 rating across 4,761 reviews, with several firms offering round-the-clock options.
The dataset doesn’t include specific line-item price ranges for service, so homeowners should expect prices to vary with system size, scope of work, and emergency response needs. California requires a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the CSLB for HVAC installations and major repairs, a credential that often correlates with adherence to local code and permit processes.
Customer highlights were not supplied in the files, so look instead at market signals: compare recent review trends, verify C-20 licensing and insurance, confirm warranty terms, and ask for itemized estimates. Given the mix of providers and some 24/7 availability, prioritize contractors who document diagnostics, explain repair versus replacement options, and can demonstrate consistent follow-through in their recent reviews.
Frequently Asked Questions
Other HVAC Services in Fullerton, CA
All HVAC Contractors in Fullerton, CA
Complete directory of 47 contractors — browse alphabetically
A–Z
All HVAC Contractors in Fullerton, CA
Complete directory of 47 contractors — browse alphabetically
A
- Advanced Climate Technologies
- AIR COMBAT USA, INC.
- Air Conditioning & Heating Repair
- Air Filter Supply
- Air Mighty Refrigeration and Air Conditioning
- All for your air - air conditioner repair
- All Seasons Cooling & Heating
- American Mechanical Services
- Anderson Air Conditioning L.P.
- Anthony's Reliable Heating & AC
- Avis Plumbing and Air