Commercial Mechanical Services
One Contractor.
Every Mechanical Need.
HVAC down? Pipe burst? Boiler failed inspection? We handle it all. 24/7 emergency response, same-day service, and the expertise to get it right the first time.
Everything Your Building Needs
From heating and cooling to plumbing and refrigeration, we handle every mechanical system under your roof. Our team brings the expertise to tackle routine maintenance, emergency repairs, and complex installations alike.
One contractor. One relationship. One phone call when something goes wrong.
HVAC & Climate
Climate control systems that keep your facility comfortable year-round. From emergency repairs to preventive maintenance.
HVAC
Heating, Ventilation & Air Conditioning
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Boilers
Commercial Boilers & Certification
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Refrigeration
Commercial Refrigeration Service & Repair
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Building Controls
Building Automation & Energy Management Systems
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Duct Cleaning
Professional Air Duct Cleaning
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AirMaid
Commercial Kitchen Ventilation Cleaning
View ServiceVRF Systems
Variable Refrigerant Flow Systems
View ServicePortable AC Rentals
Emergency & Temporary Cooling Solutions
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Sheet Metal
Commercial Sheet Metal
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Complete commercial plumbing solutions. New construction, repairs, and everything in between.
Commercial Plumbing
Full-Service Commercial Plumbing
View ServiceWater Heaters
Commercial Water Heaters
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Backflow Prevention
Commercial Backflow Prevention
View ServiceBooster Systems
Commercial Booster Systems
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Water Softeners
Commercial Water Softeners
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Water Treatment
Commercial Water Treatment
View ServiceJetting Services
Commercial Jetting Services
View ServiceSump Pump Systems
Commercial Sump Pump Systems
View ServiceSpecialty Services
Specialized services for hotels, spas, restaurants, and commercial kitchens.
Why City Mechanical
The Bay Area's Go-To
Mechanical Contractor
When your HVAC fails during a heatwave or a pipe bursts at 2am, you need a contractor who answers the phone, shows up fast, and fixes it right. That's been our promise for 36 years.
One Call, Every Trade
HVAC, plumbing, boilers, refrigeration. One contractor handles it all.
24/7 Emergency Response
Mechanical failures don't wait for business hours. Neither do we.
Licensed & Union
State-licensed C20, C36, C4, C38. Fully union workforce.
Proudly Affiliated With
"Of all my vendors, you guys are my most reliable and easy to get along with. ABSOLUTELY!"
Judi L.
Facilities Manager, Temple Emanu-El
"City Mechanical is a winner — they've gone two for two!"
Jessie
Property Manager, 720 2nd Ave
"Because of the fast response of your service department to our call, we were able to avoid a lot of deviations."
Mario S.
Facilities, Pacific BioLabs
"You couldn't have found a better contractor to do this work… Chris from City Mechanical was A+++"
Chris T.
McMillan Electric
"I wanted to say thank you for going out of your way to go get the part in SF and delivering it..."
Bridget C.
Lemon Tree Mobile Home Park
"It was cold and windy and they worked for over 4 hrs. and hurray we have HOT water..."
Felicia F.
Resident, Skylark Heights Apartments
"Of all my vendors, you guys are my most reliable and easy to get along with. ABSOLUTELY!"
Judi L.
Facilities Manager, Temple Emanu-El
"City Mechanical is a winner — they've gone two for two!"
Jessie
Property Manager, 720 2nd Ave
"Because of the fast response of your service department to our call, we were able to avoid a lot of deviations."
Mario S.
Facilities, Pacific BioLabs
"You couldn't have found a better contractor to do this work… Chris from City Mechanical was A+++"
Chris T.
McMillan Electric
"I wanted to say thank you for going out of your way to go get the part in SF and delivering it..."
Bridget C.
Lemon Tree Mobile Home Park
"It was cold and windy and they worked for over 4 hrs. and hurray we have HOT water..."
Felicia F.
Resident, Skylark Heights Apartments