NexGen HVAC & Plumbing

HVAC contractor
4.7(574 reviews)
1428 S Grove Ave Unit B, Ontario, CA 91761
NexGen HVAC & Plumbing

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About NexGen HVAC & Plumbing

NexGen HVAC & Plumbing operates as a comprehensive residential service firm serving Ontario, CA, and surrounding communities across San Bernardino, Riverside, Los Angeles, Orange, and Ventura counties. With a 4.7-star average compiled from 553 client reviews, the company fields trained crews for air conditioning, heating, plumbing, drain and sewer work, water treatment, and electrical projects around the clock. Homeowners searching for a contractor with broad trade coverage and consistent availability find this operation meets both criteria in a region where summer temperatures routinely test cooling systems to their limits.

What separates NexGen from competitors in a crowded field is a combination of practical support and operational breadth. The company extends free estimates for new installations and repairs, offers financing to ease upfront costs on larger projects, and maintains a licensed workforce capable of handling multiple trades without requiring the homeowner to coordinate separate contractors. Service pages reference tankless water heater installation and trenchless sewer line replacement as specialized options that go beyond basic maintenance calls, while duct cleaning and whole-home air purifier packages address indoor air concerns common in Inland Empire neighborhoods subject to dust and wildfire smoke during dry months.

Customer narratives shared across review platforms reinforce a pattern of skilled, communicative service. Jose Benjamin Frias performed a full maintenance visit that included attic cleanup and ionizer installation, walking the homeowner through every step before testing system performance. Paul McPherson credited the dispatcher Alondra with rapid scheduling during a heatwave, while technician Juan arrived the same day and spent time explaining the diagnosis before beginning repairs. Carlos Jimenez highlighted Ryan as a technician who measured electrical values and mapped component relationships rather than guessing, ensuring the system ran within specification before closing the ticket. These accounts describe professionals who prioritize diagnostic accuracy and customer education over quick fixes.

What Customers Say

Positive reviews consistently praise diagnostic thoroughness and technician communication, with Carlos Jimenez specifically noting Ryan used multimeter readings and component mapping to verify system performance rather than guessing. Paul McPherson describes NexGen dispatching Juan the same day during a heatwave emergency, crediting scheduler Alondra with clear timeline updates throughout the process. Across the sampled reviews, every five-star account names a specific technician and describes either technical competence, rapid availability, or both.

4.7 · 574 reviews
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Working Hours

SundayOpen 24 hours
MondayTodayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours

Services

Air Conditioning Repair & Maintenance

Diagnosing refrigerant issues, electrical faults, and airflow restrictions; seasonal tune-ups designed to extend equipment lifespan and reduce energy waste.

Heating System Service

Heat pump and furnace repair, gas valve testing, and combustion safety checks tailored to Inland Empire winter conditions.

Plumbing Installation & Repair

Leak patching, pipe rerouting, garbage disposal replacement, gas line work, sump pump setup, and traditional or tankless water heater installation.

Drain & Sewer Cleaning

Routine drain clearing, high-pressure hydro jetting, video inspection, root removal, and sewer line repair or trenchless replacement.

Water Treatment Systems

In-home water testing, filtration unit installation, and water softener setup to address mineral content common in San Bernardino County supply sources.

Indoor Air Quality Improvements

Duct sealing to prevent leakage, air cleaner integration, and filtration upgrades that reduce dust and particulate levels inside the home envelope.

Frequently Asked Questions







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