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Northern Weathermakers HVAC, Inc. is your Complete Turnkey 

HVAC Service, Repair, Installation, 

Building Automation Solutions, Engineering and Design

HELPING TO MAKE BUSINESS AS COMFORTABLE AND ENERGY EFFICIENT AS POSSIBLE

Since 1949, our company has put our customer needs first. Our in-house, turnkey services makes any HVAC or Automation project simple. From routine maintenance, emergency service to large projects you will experience a high level of customer satisfaction working with Northern Weathermakers HVAC Inc. 

  • Heating, Air Conditioning and Heat Pump Service & Repair
  • HVAC and Automation Engineering
  • Dedicated Service Team
  • Draftsmen
  • Sheet Metal and Piping Fabrication and Installation
  • Integrated Data Services
  • Dedicated Account and Project Managers
  • Extended Warranties

Services Overview

Service Department

Our Service Department provides around-the-clock services for hundreds of planned maintenance customers, in addition to on-call customers throughout the Chicagoland area. Our technicians are trained in service, support and diagnosis for all types of HVAC units, refrigeration and temperature controls systems and are backed up by our in-house staff of engineers.

  • 24 Hour Emergency Service
  • Preventative Maintenance and Full Coverage Agreements
  • Dedicated Account Manager
  • Dedicated Primary and Secondary Technicians Assigned to Your Account
  • Paperless Service Tickets 
  • Planned Equipment Replacement​​​​​​​

Construction Department

With a focus on response to customer needs, our engineering staff, project managers and installation crews handle all aspects of commercial and industrial HVAC system installations. 


  • Heating
  • Ventilation
  • Air Conditioning
  • Refrigeration
  • Process Piping
  • Energy Management
  • 24 Hr. Emergency Service
  • Engineering
  • CAD Draftsmen
  • Scheduled Maintenance
  • Design Build Solutions


BUILDING AUTOMATION DEPARTMENT​​​​​​​

Energy Cost Reduction the overall goal of installing a Building Automation System. Our systems  reduce the building's energy consumption and at the same time increase the comfort to the building's occupants.


Our systems can be monitored and controlled from any computer with an internet browser. This allows the end user to monitor, trend and change temperatures in the building remotely.


  • Energy Studies Resulting in Maximum Rebate Incentives and Energy Reduction
  • Building Modeling Before and After Implementations
  • 24 Hour Emergency Service
  • Open Source Programming
  • Integration Specialists - With Your Existing Control System

FEATURED SERVICES

Planned Maintenance

We have a variety of planned maintenance services available at different service levels to fit our clients needs:


  • Level 1 - Inspection and Maintenance
  • Level 2 - Full Labor on Maintenance and Repairs
  • Level 3 - Full Parts and Labor on Maintenance and Repair
  • Level 4 - Full Parts and Labor on Maintenance, Repair and planned equipment replacement. 


All service agreement customers receive priority emergency service along with dedicated account manager and Primary and Secondary service technicians. 

24 Hour Emergency Service

Our service department fully understands when you have equipment failure, how important having the right temperature in your facility is. Benefits of our service department include:


  • 24 Hour Emergency Service
  • Dedicated Primary and Secondary Technicians
  • Computerized Service Dispatch with Digital Repair Tickets
  • Seasoned Technicians 
  • Extensive Inventory of Parts
  • ​Furnace and Air Conditioner Repair

Equipment Replacement

Our construction division can quickly take care of your immediate equipment replacement needs. With in-house engineering and dedicated project managers we can take care of your HVAC system replacement needs. 


  • Sheet Metal Fabrication and Installation
  • Piping Fabrication and Installation
  • Rooftop, Boiler, Air Handler, Chiller installation, Heat Pump

Building Automation

Building Automation with today’s technologies is exciting. Never before could you obtain precise temperature control while saving a substantial amount of energy. Our systems include:


  • Graphical programming via web browser
  • Email alarming
  • Precise temperature control 
  • Predictive system operation
  • Remote building access
  • 24/7 monitoring and support
  • Full HVAC Mechanical Integration

Process / Medical Gas Piping

Our team is certified in Medical gas work and have installed many systems in a variety of hospitals and surgical centers. 


Our Process piping engineering, design and installation services has been used in many facilities​​ throughout Chicagoland. 


  • Certified Welders
  • Certified Service
  • Certified Medical Gas

Sheet Metal Industrial Ventilation

Our team has lots of experience handling ventilation design needs. From industrial venting to black iron, we are your company. 


  • Ventilation engineering
  • Design specialists
  • Fabrication and installation
  • Black Iron Work
  • Makeup Air work
  • Clean Room Work

USEFUL INFO

Rebate Information

Custom Rebate Incentives can equal 50% of the project costs. With our Engineering proving energy savings based on  system implementations we have been able to secure rebate incentives north of $100k on multiple projects. 

CO2 ventilation control to your existing HVAC equipment can result in a 14% reduction in energy usage with a simple low cost installation. Ventilation controls are also eligible for rebates from the utilities.

All Inclusive HVAC Plans

How nice it would be to have a HVAC complete service plan that covers all maintenance, repairs and planned equipment replacement with no additional charges. Easy to budget while keeping your building up to date.