Quality HVACR Repair, Maintenance, Mechanical &
Replacement Services
Diablo Thermal & Mechanical, Inc, is a specialty, service-oriented company focused on technical mobile equipment, fixed site Imaging centers, and specialty chiller / HVAC applications. We provide competent and expert service in the areas of repair, replacement, installation and upgrades. As a small, family owned company, centrally located in the San Francisco Bay Area, we offer the expertise, agility and attention to detail you need.
Diablo Thermal & Mechanical seeks to be of assistance to our customers whether it is replacing a small part or an entire system. Our team is trained to determine the root cause of equipment failures and provide the correct repair. We see ourselves as partners in your success. Our belief is that our company growth is best fueled by providing excellent and cost efficient solutions for your needs. We are driven to operate with integrity, accountability and compassion.


Our corporate offices & service center in Walnut Creek, California includes a fleet of fully equipped field service vehicles to provide 24 hour emergency service to northern California. Our services also include comprehensive maintenance service and inspection programs tailored to each individual customer's needs.
Diablo Thermal & Mechanical has grown almost entirely based upon our customer’s referrals. Our long standing relationships with customers & vendors enable us to get your critical equipment back on line quickly.