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HVAC Maintenance Service

Commercial and Industrial sector comprehensive HVAC preventive maintenance services.

HVAC Preventative Maintenance

Therma was founded on servicing HVAC systems, it’s where we began and still remains at the core of expertise and service we offer to our customers today.

Our HVAC team has over half a century of experience maintaining and fixing systems across California. From semiconductor plants, biotechnical laboratories to data centers, we have the knowledge and ability to maintain systems across a diverse range of industries.

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HVAC Emergency Repairs

What We Do






Cooling Towers


HVAC Equipment


CDA + Vacuum Equipment


Predictive Maintenance

Who Do We Cater To?

HVAC Operating Cost Efficiency

So you have a high quality HVAC system in place already? Periodic, unparalleled service will ensure your system is delivering the best performance all year round, and considerably extend its lifespan – making your monetary  investment go further.

An accurate diagnosis and swift, precise repair is the hallmark of our service delivery here at Therma.

Around the Clock HVAC Service & Reactive Repair

Failed climate control can create a range of problems that will bring your trading to a halt. Maintaining your mechanical infrastructure proactively is vital to building and business performance.

Therma are your experts, available at all hours across California for emergency response if needed. With unmatched performance and communication, our technicians will address your issues and get your building back to peak performance reliably with minimal down-time.

Our Preventive Maintenance Services