What types of commercial rooftop units do you service?

We service, maintain, and replace all major commercial rooftop HVAC units for businesses, multi-unit properties, and light commercial facilities across San Jose and the Bay Area.

How often should commercial rooftop units be serviced?

We recommend at least one full inspection and tune-up per year. Properties in high-use or extreme weather conditions may benefit from semi-annual maintenance visits.

Do you offer emergency rooftop unit repairs in San Jose?

Yes. We prioritize urgent repairs for businesses and property managers, with fast response times focused on San Jose zip codes 95120, 95032, and 95030 and surrounding areas.

Are your technicians qualified to work on commercial systems?

Yes. Every technician is union-trained with a five-year apprenticeship and has commercial-grade experience through our parent company, West Coast Mechanical.

Is financing available for rooftop unit replacement?

Yes. Hearth Financing is available for larger installations. You can check your eligibility with no initial impact on your credit score.

Commercial Rooftop Units | San Francisco, CA

Commercial rooftop units are the backbone of comfort and air quality for many businesses and multi-unit properties across San Jose. At Master Maintenance Home Services, our union-trained technicians bring decades of combined experience to every rooftop HVAC service call. We understand the unique demands these systems face, from the summer heat in Cambrian to the chilly mornings near Almaden Quicksilver County Park. Whether you operate a small retail location, manage a high-density residential building, or oversee a professional office space, our team is equipped to handle repairs, routine maintenance, and full system replacements. Every rooftop unit receives the same industrial-grade attention we have provided for a decade as the residential division of West Coast Mechanical. Our goal is to maximize system reliability, boost energy efficiency, and ensure your property stays comfortable year-round.

Choosing the right partner for your commercial rooftop unit means trusting your HVAC investment to technicians with true expertise. At MMHS, every service is performed by a union-trained professional who has completed a rigorous five-year apprenticeship. This ensures every diagnostic, repair, and installation meets the highest technical standards. As a family-owned company, we stand apart from high-pressure franchise competitors: there is no upselling, only honest recommendations. We offer a one-year labor warranty on all rooftop unit work, along with manufacturer equipment warranties for long-term peace of mind. Our deep understanding of the unique climate and regulatory environment in San Jose, from energy requirements to electrification mandates, means we can guide property managers and business owners toward solutions that make sense for both comfort and compliance. With MMHS, you receive the reliability of a commercial specialist and the accountability of a local, family-operated business.

Every rooftop unit service begins with a thorough inspection and transparent diagnostic report. Our union-trained technicians check for common issues such as compressor failures, airflow restrictions, and electrical problems. If a repair is needed, we use only high-quality, manufacturer-recommended parts and explain your options clearly. For preventative maintenance, our plans help avoid costly breakdowns and keep your system running efficiently through the hottest days in San Jose. If replacement is the best option, we offer guidance on selecting energy-efficient units that meet California electrification standards. Hearth Financing is available for new installations, and you can check eligibility with no initial impact on your credit score. All services are backed by a one-year labor warranty, and emergency responses are prioritized for businesses and property managers in key areas like Almaden and Cambrian Park. Our goal is to deliver dependable rooftop unit performance while treating your property like our own.

When you contact MMHS for commercial rooftop unit services, you are connected directly with a member of the Martinez family or our trusted office staff. We know the importance of quick response times, especially for businesses and multi-unit properties that cannot afford downtime. Our technicians are licensed, insured, and trained to handle complex rooftop systems found throughout San Jose, from downtown buildings to neighborhood shopping centers near popular local schools. We never use sales pressure or surprise fees—just straightforward recommendations to keep your property comfortable and compliant. Request a free estimate and experience the difference that union-trained expertise and family-owned integrity bring to commercial HVAC service.

What types of commercial rooftop units do you service?
We service, maintain, and replace all major commercial rooftop HVAC units for businesses, multi-unit properties, and light commercial facilities across San Jose and the Bay Area.
How often should commercial rooftop units be serviced?
We recommend at least one full inspection and tune-up per year. Properties in high-use or extreme weather conditions may benefit from semi-annual maintenance visits.
Do you offer emergency rooftop unit repairs in San Jose?
Yes. We prioritize urgent repairs for businesses and property managers, with fast response times focused on San Jose zip codes 95120, 95032, and 95030 and surrounding areas.
Are your technicians qualified to work on commercial systems?
Yes. Every technician is union-trained with a five-year apprenticeship and has commercial-grade experience through our parent company, West Coast Mechanical.
Is financing available for rooftop unit replacement?
Yes. Hearth Financing is available for larger installations. You can check your eligibility with no initial impact on your credit score.