ThreeShield Information Security Corporation is a Calgary-based brand that specializes in information security and proactive IT management. With certified cybersecurity professionals, ThreeShield ensures the security and smooth operation of businesses in Calgary, Vancouver, and Toronto. Offering comprehensive IT assessments, they help businesses secure and manage their IT systems, assess web/internet security, fill IT gaps, and provide secure code design and review.

They also offer security awareness training, PCI credit card compliance, and health and privacy compliance services. ThreeShield takes a holistic approach to information security and IT management, balancing risk management, business requirements, usability, and resources. This approach allows them to provide comprehensive services, unlike cookie-cutter managed service providers.

Their clients have praised ThreeShield for their collaborative and educational approach, risk-based solutions, and ability to strengthen businesses' security postures. Some notable clients include financial technology and online retail, payments entities, virtual reality companies, and government organizations. ThreeShield operates under the guiding principles of treating employees, clients, and community members as people, creating a flexible work environment, and embracing sustainability commitments