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Claim This BusinessJohn's Heating, Cooling, and Plumbing has served Mesa homeowners since 1970, building a reputation rooted in the founding principle of Doing it Right , No Matter What. The company holds Arizona contractor licenses HVAC #084417 and #170672, along with plumbing license #347701, and maintains an exceptional 4.9-star rating across 3,184 customer reviews. Based at 211 E 10th Dr in Mesa, the team extends service throughout the East Valley, including Gilbert, Chandler, Apache Junction, and Phoenix. This multigenerational family business has operated continuously for over five decades, providing both residential HVAC and plumbing solutions to a region where summer temperatures regularly exceed 110 degrees and dependable cooling isn't a luxury but a necessity.
What distinguishes John's from neighboring contractors comes down to three specific commitments visible on their website. First, they've earned Trane Comfort Specialist designation , a manufacturer certification that indicates factory-trained expertise on major equipment brands. Second, technicians complete over 100 hours of annual continuing education, moving beyond basic licensing requirements. Third, the company backs every job with written rock-solid guarantees that outshine typical warranty language. This combination of specialized brand partnerships, rigorous internal training standards, and confidence-backed artistry gives homeowners measurable assurance before signing a service agreement.
Customer reviews reveal named technicians handling specific scenarios that larger firms often avoid. Shawn evaluated a homeowner's needs and matched them to an appropriately sized HVAC unit rather than overselling the most expensive option. When a heat wave struck, Justin's team installed a replacement AC system within 48 hours of the initial assessment. Steven, a plumber, solved a diagnostic mystery that had eluded other contractors for two decades , correctly mapping pipe routing that three previous companies had mapped incorrectly. These individual scenarios, pulled directly from verified five-star reviews, illustrate how the company's written guarantees translate into on-the-ground problem solving.
Across 3,184 reviews, John's maintains a 4.9-star average with consistent praise for same-day response, transparent diagnostics, and written guarantees. Negative feedback rarely appears, but when present, it addresses pricing while positive reviews emphasize technician skill and communication.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Diagnoses, same-day repairs, and new system installations for most residential cooling brands with Trane-certified expertise.
Winter heating repairs, furnace replacements, and maintenance tune-ups covering all major residential manufacturers.
Installation, repair, and conversion services for heat pump technology serving both heating and cooling needs_year-round.
Whole-home plumbing solutions including leak detection, drain clearing, sewer line services, and pipe repair.
Tank and tankless water heater installation, repair, and replacement for conventional and on-demand heating systems.
Whole-house filtration, air purification, humidification, and ventilation improvements for healthier home environments.
Duct installation, repairs, cleaning, and zoning systems optimized for airflow distribution throughout homes.