Card Access & Camera Security Systems

Installed Across Toronto & The GTA

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At Square We Offer

Square Security Inc. was founded on the principals of providing our customers with better commercial security solutions by offering customized quality system designs, only using qualified installers and supporting our systems with the industry’s best warranty. 

Mark Kostiw

President of Square Security Inc.

Some Of Our Services

Camera Surveillance

Card & Fob Access

Alarm Systems & Monitoring

Visitor Entry Phones

Data Cabling

Service & Maintenance

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We Are Trusted By Canada’s Largest Brands

What Our Customers Say:

    5 star review  Mark Kostiw came out and installed our card access system. He did a great job, very organized and the job was completed beyond our expectations. Would highly recommend Square Security

    thumb Datec Coating Company

    5 star review  I recently had the pleasure of working with Square Security to install security cameras for my business, and I couldn't be more satisfied with the outcome. From start to finish, their service was exemplary. First and foremost, I was impressed by their professionalism and expertise. The team at Square Security took the time to understand my specific security needs and provided valuable recommendations on camera placements and system features tailored to my business environment. The installation process itself was seamless. The technicians were punctual, courteous, and highly skilled. They worked efficiently, ensuring minimal disruption to my business operations while setting up the cameras with precision and attention to detail. The quality of the security cameras installed exceeded my expectations. The video clarity is exceptional, providing crystal-clear footage both day and night. With the mobile app they provided, I can conveniently monitor my premises remotely, giving me peace of mind knowing that my business is protected around the clock. Additionally, the customer service I received from Square Security has been outstanding. They were responsive to all my inquiries and provided thorough guidance on using the security system effectively. Overall, I highly recommend Square Security for any business looking to enhance their security measures. Their professionalism, expertise, and top-notch service make them a standout choice in the industry. Thank you, Square Security, for helping me safeguard my business!

    thumb Jack Neary

    5 star review  Square is incredibly responsive and always get us exactly what we need.

    thumb Adam Westland

What We Do Different At Square


Discuss your project with qualified personnel that are qualified to make recommendations based on your specific needs


Written detailed proposals including equipment specifications and a drawing showing where devices will be installed


Experienced technicians that follow a proven installation process to deliver quality security solutions on time as promised

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To Discuss All of your Commercial Security Needs!

CALL NOW: 416-460-7218