Turn to the experts of J & M Air Conditioning for your commercial, industrial and retail needs.

We are committed to providing your company the best service through every step of the estimating, installation, and service maintenance process. Whether it's a small custom project or a large commercial venture, our highly skilled staff provides quality work efficiently and economically.


We can provide the following services where applicable, or a custom plan can be written to meet your company's individual needs:

• Lubricate all bearings as needed.
• Replace air filters.
• Check refrigerant in systems.
• Adjust and/or replace belts.
• Inspect and adjust temperature controls.
• Inspect and adjust safety controls.
• Inspect oil in compressors and replenish or change as necessary.
• Clean, check and /or replace filters on make-up air units.
• Inspect equipment for refrigerant leaks.
• Check operation of all refrigeration and safety controls.
• Clean lint and dirt from air cooled condensers.
• Check operating pressures of condensing units.
• Inspect and adjust ice machines.

When your current equipment is ready to be replaced, J & M Heating and Air Conditioning will remove it and install the next generation of equipment in its place, while coordinating the removal of the old with the delivery of the new. Our installers and technicians are trained to:

• Remove existing mechanical and electrical systems.
• Recover refrigerant according to safety guidelines.
• Assemble, install, and operate new industrial HVAC evaporators, compressors, condensers, and pumps.
• Inject refrigerants and lubricants that meet temperature requirements and conform to manufacturers’ specifications.
• Complete the welding, wiring, and placement of pipes, tubes, fittings, and meters.
• Calculate the refrigeration load and set pressure regulators and controls that govern temperature, air circulation, and defrosting.

Complete all work in accordance with federal and state regulations related to the disposal of hazardous waste, environmental protections and safety.


Previous Project Examples
Nuview Elementary School - Nuevo, CA
Fontana Library - Fontana, CA
Edison Maintenance Shop - Redlands, CA
Westside Christian Church - Hemet, CA
OSC Expansion - Rialto, CA
Estudillo Mansion - San Jacinto, CA
Barstow Sheriff  Station - Barstow, CA
Elsinore Hotel & Casino - Lake Elsinore, CA
Tedesco Park - Desert Hot Springs, CA