HVAC, Upland, California
Not your average air conditioning company. JA Mechanical has proudly served its community for decades, installing and servicing air conditioning units, heaters, and furnaces of every brand.
About
On a hot summer day or a chilly winter evening, you count on your HVAC system to keep your home or office comfortable. JA Mechanical’s experienced technicians are equipped to handle any HVAC issue, large or small, and the company services and installs everything from air conditioning units to heaters and furnaces.
Services
One company for the whole system, installed and serviced by experienced technicians.
Diagnosis and repair for AC units of all brands, from small faults to full system failures.
New AC units sized and installed for homes and offices, with estimates by phone.
Heaters and furnaces serviced and repaired, so winter evenings stay comfortable.
Replacement heaters and furnaces installed by technicians who handle the job start to finish.
No single-brand shop: JA Mechanical services and installs across brands, so the system you already own is covered.
How it works
Call 909-519-7774 any day of the week, 8am to 5pm, and describe the problem.
Call today for an estimate, with prices the company’s customers call very reasonable.
An experienced technician repairs or installs the unit, large job or small.
Heating and cooling restored, with a team that has served the community for decades.

Representative trade photography, not JA Mechanical’s own work.
Service area
In their words
“JA Mechanical services my air conditioning unit. Their prices are very reasonable and their technicians are professional.”
R. H., Google review, September 2019
Questions
Yes. JA Mechanical services and installs air conditioning units, heaters, and furnaces across brands.
Monday through Sunday, 8:00am to 5:00pm.
Yes. Call 909-519-7774 today for an estimate.
Yes. JA Mechanical serves homes and offices, and handles HVAC issues large and small.
The technicians are equipped to handle any HVAC issue, large or small, across brands.
Ready when you are
Call today for an estimate. Open Monday through Sunday, 8am to 5pm.