Gatewood Heating & Air Conditioning Inc.

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About Gatewood Heating & Air Conditioning Inc.
Gatewood Heating & Air Conditioning Inc. has served Sonora and the surrounding Tuolumne County communities for over three decades, building a reputation as the region\'s most trusted residential HVAC contractor. The company holds California state licensing and maintains an impressive 5.0-star rating across 257 verified customer reviews, a feat that places them among the most highly-rated contractors in the Central Sierra foothills. Their round-the-clock availability means homeowners never face a heating or cooling emergency alone, whether it\'s a sweltering August afternoon or a freezing winter night.
What distinguishes Gatewood from regional competitors is their specialization in modern mini split installations and their commitment to transparent service practices. Multiple reviewers note that Gatewood technicians arrive with detailed written schedules, provide advance notifications, and offer follow-up communication rarely seen in the trade. The company handles complete system replacements, including older units dating back four decades, and provides comprehensive maintenance that goes beyond basic cleaning, several reviews mention technicians exposing deferred maintenance other companies overlooked.
Customer stories from the reviews reveal a team of named professionals who consistently deliver exceptional results. Technician Russell earned praise for diagnosing and resolving a heating issue during the holiday season when other contractors were unavailable. For mini split installations, Jesse conducted thorough home assessments to recommend optimal setups, while installers Troy and Steve completed work that one reviewer described as showing genuine care for the finished result. The company\'s second generation of major system installations at local homes demonstrates their lasting impact on Sonora\'s housing stock.
What Customers Say
Across 257 reviews, Gatewood maintains a perfect 5.0-star average with customers consistently praising same-day emergency response, thorough diagnostics, and transparent service. Multiple reviewers specifically mention beating competitors on availability during holidays and heat waves, while several note discovering that previous contractors performed substandard work that Gatewood identified and corrected.
Working Hours
| Sunday | Open 24 hours |
| MondayToday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
Mini Split Installation
Complete assessment, design, and installation of ductless mini split systems for whole homes, guest quarters, and additions.
Heater Repair & Maintenance
Emergency heating repairs, tune-ups, and system diagnostics including older units that other contractors decline to service.
Air Conditioning Service
AC repair, maintenance, and replacement for residential systems, with same-day availability during extreme heat events.
System Replacement
Full HVAC system demolition and installation, handling older equipment and upgrading to high-efficiency solutions.
Preventive Maintenance
Comprehensive cleaning and inspection services that go beyond basic maintenance, identifying deferred issues from prior service.