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Claim This BusinessECO HVAC Contracting operates from San Jose, California, holding licenses for both HVAC and plumbing work. The company serves residential and light commercial clients across the Bay Area, including San Jose, Santa Clara, and Milpitas. With a perfect 5-star rating across 32 verified reviews, the team has built a reputation for transparent pricing and thorough explanations of system options. Technicians arrive in marked vehicles and provide written estimates before any work begins. The business maintains standard weekday hours from 8 AM to 5 PM, with emergency callback availability for existing customers.
What distinguishes ECO HVAC Contracting is their in-house capability for custom sheet metal fabrication and building automation systems, including Direct Digital Controls and VFD installations. Their technicians hold LEED accreditation, enabling them to work on green building projects. The company specializes in heat pump conversions, having installed systems in both standard and high-ceiling homes where they calculated airflow requirements to ensure adequate coverage. Their plumbing division handles complex systems including acid waste piping, compressed air systems, and waterless fixtures for commercial kitchens and medical facilities.
Several reviewers describe specific technicians who made the difference. Leslie K. worked with Reza, who spent time calculating heat loss and coverage requirements for a large living room with high ceilings, eventually recommending a dual-unit solution that others had not considered. Makan A. brought in the team after three other contractors quoted replacing half the furnace parts or the entire unit; ECO HVAC correctly diagnosed a single failed igniter and had the system running the same day. Giti F. worked directly with an owner who arrived to finalize the estimate and completed the installation two days later, leaving the worksite clean.
All 32 reviews award 5 stars, with multiple reviewers specifically citing Reza by name for his heat pump expertise and diagnostic clarity. Four reviewers mention same-day or next-day service for urgent repairs. Reviewers consistently praise transparent pricing and refusal to recommend unnecessary replacements.
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
High-efficiency heat pump systems for residential homes, including ductwork design and coverage calculations for unconventional layouts.
Diagnostics, refrigerant service, and tune-ups for all major residential and light commercial cooling systems.
Same-day furnace diagnostics and repair, specializing in identifying root causes rather than recommending unnecessary part replacements.
Water heater installation, sewer line repair, drain cleaning, and complex commercial plumbing systems.
New construction and tenant improvement HVAC systems using CAD and BIM design, including building automation controls.
Rapid response for heating and cooling emergencies, with priority scheduling for existing customers.
Custom ductwork fabricated in-house for unique requirements and commercial exhaust systems.