“Extremely reliable service coupled with their expertise to efficiently and effectively problem-solve makes Quesys a leader.”

Bill Robinson
Mont Blanc Ski Resort


“Extremely reliable service coupled with their expertise to efficiently and effectively problem-solve makes Quesys a leader. Their ability to advise and guide you to solutions that are tailored to your business is absolutely remarkable.””


“Quesys is more than just a service provider. They are a business partner central to the continued growth and success of our business.”


Montreal’s Advanced IT Solutions Company

Technology is our Expertise. Supporting Your Business is Our Mission.


We ensure your computer systems are effective, reliable – and right for your needs.


From workstations to servers – we install and maintain computers, devices and networks.


Protection from viruses, malware, disaster or error, we guard your most crucial asset – information.


A 24 hour help desk, and quick report support, are just part of how we keep your office running.

IT Support Services

Quesys is Montreal’s advanced IT and business computer consulting firm. The Quesys IT service team can keep your office running smoothly with efficient and cost-effective network installations and support. Our comprehensive range of IT services covers computers, servers, network design and security, WIFI, network cabling, managed services and more. Continue to IT Services

Free IT Evaluation

Is you network not performing as it should? Is your office computer network secure? Is your data securely backed-up and protected from theft, damage, or loss? Let Quesys give you a free IT evaluation. Contact Quesys

Cloud Services

Interested in the power and efficiency of cloud computing? Cloud computing offers cost effective and scalable data storage and computer services management. Talk to a Quesys IT consultant about what Cloud computing and managed services can do for your company. Continue to Cloud Services

IT Certifications & Industry Partners

Contact Quesys

6855 Av. de l'Épée, Suite 312 Montreal, QC H3N 2C7
T: 514-394-1040

Quesys IT Service Region

Quesys is a Montreal IT support services company. Our IT technicians serve all office computer technician needs throughout Montreal and the surrounding area including Laval, the West Island, South Shore, Eastern Townships, and the Laurentian region. We also provide remote technical support for areas outside our immediate location.