Services & Installation


Covering all of the Bay Area and California NSI offers expertise in a diverse range of services related to heating and cooling.

Take a look at some of our services and installations we offer:


san jose chillers installation

  • Trane Chillers (Factory Trained)
  • Carrier Chillers (Factory Trained)
  • McQuay Chillers (Factory Trained)
  • York Chillers (Factory Trained)
  • Smardt (Factory Trained)
  • Turbo Cor (Factory Trained)
  • Chiller Repair or Installation
  • 50 tons to 2,500 tons

Air Conditioning

san jose chillers installation

  • Box Cars
  • Package Units
  • Lieberts (Factory Trained)
  • City Multi  and VRF/VRV (Factory Trained)
  • Desgin, Build, Installation, and Turnkey


san jose chillers installation

  • CO2 Systems
  • Racks
  • Parrel Systems
  • One-on-Ones
  • Open Drives
  • Super Markets



san jose chillers installation

  • Aerco (Factory Trained ATT certified)
  • Cleaver Brooks (Factory Trained)
  • Raypack Boilers
  • Service and Installation

Cooling Towers

san jose chillers installation

  • BAC
  • Evapco
  • Marley
  • Service and Installation

VFD Drives 

san jose chillers installation

  • Yaskawa (Factory Trained and Rep)
  • ABB (Factory Trained)
  • Danfoss
  • Honeywell

City Multi, VRF/VRV

san jose chillers installation

  • Mitsubishi (Factory Trained)
  • Daiken (Factory Trained)
  • Service and Installation

Sheet Metal

san jose chillers installation

  • Diamond Plate
  • Stainless
  • Installation


san jose chillers installation

  • Honeywell 
  • Automated Logics
  • Metasys
  • Service and Installation
  • Honeywell BCS Rep.

Northern Services Inc: Your Premier Chiller, Boiler, Controls, Service and Installation Provider

Northern Services Inc. is your premier service and installation provider for boilers, chillers, and data room air conditioners. So whether you need a boiler replacement service, chiller services or commercial HVAC services, you’ve come to the right place. Our factory-trained technicians are well-equipped to handle all kinds of equipment repairs and installations.

At Northern Services Inc., ensuring client satisfaction is of utmost importance, which is why we only send the most qualified service and repair technicians to handle each job. Having undergone proper training, each member of our team has the skills and experience to work on all types of commercial boiler, HVAC and chiller systems.

Boiler Services

When it comes to boiler service contracts, the NSI team has the capability to handle any type of boiler system for various applications. Are you looking to install a gas boiler for the water heating system in your building? Our team is more than capable of providing you with excellent gas boiler service. We also install electric boilers for various commercial applications, such as Laundromats and car wash services.

So whether you’re looking for boiler replacement service or installing a boiler system for the first time, look no further. NSI is here to help you.

Chiller Systems Service

Is the ambient air in your office or building always warm despite having a chiller system in place? NSI’s chiller services cover checks, repairs and replacements so whatever you need, you can come to us and we’ll evaluate the situation to determine what’s causing your system to malfunction.

We specialize in the following chiller systems: Trane, Carrier, McQuay and York chillers. Our factory-certified technicians can pay you a visit at your most convenient time to check the system and provide recommendations on how best to address the situation.

Commercial Air Conditioning Service

If you require a partner that can provide quality commercial air conditioning service, contact us and we’ll send someone over to your facility right away. We know how important AC service is to commercial buildings; having a poorly-working AC system can greatly affect your business, not to mention decrease the comfort level of clients and employees. Faulty AC units may also  impact the electricity cost.  

We specialize in data room air conditioning, understanding that keeping all your servers and computers at an appropriate cooling level is tantamount to having everything working properly round the clock. With a sound cooling system in the data room, you will experience no downtimes, crashes or interruptions caused by high temperatures.

Commercial HVAC services,we are your go-to service, repair and installation provider.

Give us a call today to schedule a visit to your site. You may also call us at (800) 594-9205 or contact us via our contact us page. We are available 24/7.

Located in San Francisco, California, we specialize in the service and installation of Chillers, Boilers, Refrigeration, Cooling Towers, Open Drives, HVAC, VFD’s and Energy Management Systems. All of our work and equipment is proudly warranted.

CL #851911
C-4, C-20, C-38

Main: 800-594-9205
Fax: 510-969-7472
San Francisco, California San Francisco, California

Building Services:

Supermarket Refrigeration
Cold Storage
Building Services
Property Managment
and more...

Type of Services:

Cooling Towers
Sheet Metal
Air Conditioning


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