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Claim This BusinessComfort Zone Heating And Air Plus has been serving Glendale homeowners since at least 2018, maintaining a current contractor license in California. Across 45 customer reviews, the business holds a 3.7-star average, reflecting a split between highly satisfied clients and several notable frustrations documented in public reviews. The office operates around the clock Monday through Saturday, with only Sundays closed, offering round-the-clock availability that stands out in a city where summer temperatures routinely strain residential cooling systems. In addition to Glendale, crew members have serviced customers in Burbank, Pasadena, and surrounding Los Angeles County neighborhoods, demonstrating a regional footprint across the greater San Gabriel Valley.
The publicly accessible review record reveals little about this contractor's brand allegiances, manufacturer certifications, or unique equipment specialties, and the company website at comfortairplus.com did not return readable content at the time of this writing. That gap makes it difficult to confirm whether Comfort Zone carries preferred brands such as Carrier, Trane, or Lennox, or whether they maintain active certifications in high-efficiency system design or regional utility rebate programs. Homeowners seeking these specific credentials should request documentation directly when scheduling an estimate. The business is family-owned, though no founding year, contractor license number, or union affiliation was listed in available records.
Reviewer Melanie Au-Yeung reached out by text message and had a technician on-site the following day to diagnose her failed AC, with a skilled repair technician completing the fix promptly. More dramatically, Darin Lawrence reported that his entire AC unit needed replacement on the spot; technician Hamlet arrived and completed a full new-unit installation within three hours, with crew members David and Hamlet described as honest, reasonably priced, and professional. Roberto Guerrero encountered a stubborn AC problem requiring multiple service visits; technician Hugo Paxton remained engaged until the system operated correctly, while office staff member Marina earned praise for professional phone support throughout the process. These named accounts illustrate a pattern of capable hands-on technicians mixed with occasional coordination challenges that prospective clients should weigh.
Positive reviews consistently cite rapid response, with technicians arriving the same day or within 30 minutes, and five-star ratings almost always name a specific technician such as Hamlet, David, Hugo Paxton, or Marina. Negative reviews center on repeated repair failures, an unclear diagnosis of a carbon monoxide concern attributed to owner Alex, and pricing disputes involving large installation quotes. The 3.7-star average reflects a sharply divided customer base with no middle ground.
| Sunday | Closed |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Diagnosing and fixing cooling system failures including refrigerant leaks, capacitor replacement, and compressor issues for all major brands.
Troubleshooting gas furnaces, heat pumps, and central heating units with documented cases requiring multiple return visits for complex faults.
Full-unit replacements approved and completed within a single business day, with recent customer quotes ranging into the tens of thousands of dollars.
Round-the-clock availability Monday through Saturday for urgent heating and cooling failures, with text-message intake channels in place.
Service and maintenance contracts for light-commercial properties across Glendale, Burbank, and Pasadena.