Our Team

Unparalleled experience and expertise.

Steven S. Leyzac

President & CEO

Steven Leyzac is the founding director of Kartelle Corporation.


He has 25+ years  experience in the acquisition, development, construction, valuation, improvement and disposition of real estate assets.


Reponsible for the overall leadership and management of Kartelle Corporation and its subsidiaries. Mr. Leyzac plays  an active role in acquisitions, due diligence, banking and finance, along with major asset management, development and construction activities.

Stephani Zambrano, PMP

Construction Manager

Ms. Zambrano is a Civil Engineering Graduate and Project Management Professional.


She leads the Project and Construction Management Group through our construction division, BuildPlus Group Inc. 


Her responsibilities include the management of construction projects, procurement, project team personnel and sub-trades, along with Building Department liaison requirements.

Adel Ghoneim , OAA

Vice President and Senior Architect

Adel has  35+ years of experience in Architectural design. He manages the Architectural and planning department at Kartelle Corporation, including project design, 3D renderings and preparation of permit drawing for Kartelle Corporation and its subsidiaries.

Judy Mexghian Qiu  CA, Hons. BBA

Senior Accountant and International Relations

Judy is  a CA graduate from the University of Toronto. She manages the corporate financial reporting and analysis, including accounting for Kartelle and all subsidiary projects. Judy acts as company liaison with our Chinese investment partners.

Our contact details.

1880 O’Connor Drive
North York, ON M4A 1W9
Monday – Friday / 8:30am – 5:00pm
(416) 357-5539

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