The Managing Team


Sylvie Poirier

In business management since her childhood in family businesses and later with her own companies she gained experience in customer service which is the cornerstone of Detekaction.

She developed her expertise in the world of security by working for GardaWorld for more than 9 years in operations management positions such as cruise ship boarding security and FIFA at Montreal's Olympic Stadium. At the same time, she spent 5 years as Deputy Security Director for the International Economic Forum of the Americas, where economic leaders meet every year.

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Vice- President

Yvon Belisle

Born within a family owning a security firm he naturally joined it at the start of his career. Through his growing experiences he acted at the highest levels of management of the direction of operations amongst the major Canadian agencies.

Retiring after close to 40 years he joined the company at the start of Detekaction Security as a special advisor., he was since promoted to the Vice President position. His expertise allows us to position ourselves in our growing activities to reach our clients goals and expectations in the various fields of operations.

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General Manager

Martin Lemonnier

He grew up in the essential services world through his parents. He has evolved throughout his various professional experiences in human, material and financial resources management. Since joining Detekaction in 2019 he uses his experience to provide the team with the best practices.

Active in the security field since 2007, he made his classes within some of the major companies where he was involved in business development, management of client accounts, human resources and field operations. Deportation of Canadian and foreign citizen as well as security inspector abroad is part of his background.

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Director of Operations

Sébastien Courtois

Born in France where he was part of the National Police, mainly within specialized tactical units, he was introduced to the security world in early 2021 when he joined Detekaction. Under the impulse of management, he rapidly gained responsibilities where his interest for operational management became apparent.

Now responsible of field operations and management of team leaders his mission is to put forward and maintain a durable, positive and dynamic environment in the best interest of our officers and clients.

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Deputy Director

Daniel Harvey

Retired from the Federal Public Services, he worked for 18 years within the Canadian Border Services Agency specializing in operations for the marine sector in the major Canadian ports. He was involved in operations, the development of relationships with marine interests, in risk analysis for public and national security as well as trainer at CBSA’s Marine Center of Expertise in Halifax. He was involved at the regional, national, and international level.

Part of Detekaction since 2020, he brings a strong background in operational organisation, training, and leadership. He will assist the Directors in their tasks and work on special assignments to help assure the success in the missions mandated by our clients.

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Event Manager

Marc-André Gibeau

Details coming soon

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Accounts Manager

Karine Bélisle

Details coming soon

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