Our Services

(403) 477-5100

What We Do

Whether you are installing a whole new system or looking to keep your current system maintained and running smoothly, we have the knowledge to help.  We also have extensive experience diagnosing problems to help customers stay comfortable and safe in all seasons.  


Whether you need to keep your family warm during cold Alberta months, or keep your business cozy, we can take care of any heating issues you may have.


Staying comfortable in hot summer months is important for homes and businesses. Big Four Mechanical is experienced in large and small air conditioning units, installs, maintenance and more.


Preventative maintenance is important for any commercial building and home. Not only can it help prevent costly repairs in the future, but it can also help keep your unit running as efficiently as possible to keep your utility costs low.


We want to keep you comfortable, whether you need cooling for a small bungalow or an entire office buildings, we got you covered.  Have even more specific cooling needs? Contact us for help.


We can help keep the air in your house or business cleaner, with installed air purifcation systems. From media filters, electronic charging, and UV light or a combination, we can help.


Do, you need a new system installed from scratch? We can meet with you, and help you figure out exactly what will work best for your home or business.


Winters in Alberta are famously cold.  We can help keep your home and your business comfortable and safe in even the coldest winter temperatures.  

Temperature Control

Do you want a need a new thermostat? Or are you looking to have a temperature controlled space for specialized needs? We can set up whatever you need.


We can help keep your system running smoothly with preventative maintenace as often as you need, from a once a year start up to complete system checks monthly or more.

Get Started

Fill out the form on the right or give us a call to have an experienced service technician help you with any HVAC problems.

(403) 477-5100

Calgary Alberta & Surrounding Area