Sheldon A. Mintzberg

Chief Executive Officer and Founder

Sheldon A. Mintzberg is chairman, Chief Executive Officer and Founder of the Marine Group. His Business acumen and real estate expertise have guided the development of the group. His strategic direction and forward thinking are the driving force of the companies.

Marc P. Mintzberg


University of Western Ontario, HBA
Marc has extensive experience in property acquisition and development. He has headed a multiple of residential and commercial condominium conversions, as well as architecturally praised developments. He has launched a chain of restaurants and earned multiple patents in Canada and the United States. Marc has also been recognized by local press among Les Personnalités d'Affaires (prominent business personality), and has been twice nominated for the distinction of Montreal's Entrepreneur of the Year.

Stephen Cossette, CPA, CA

Vice-President Finance and Administration

Stephen Cossette is the Marine Group's Vice-President, Finance and Administration. Steve is a graduate of Bishop's University, where he completed a Bachelor of Business Administration degree as well as a Graduate degree in public accounting from Concordia University. He is a member of the Order of Chartered Accountants of Quebec, and of the Canadian Institute of Chartered Accountants. Steve has over 10 years of experience in financial reporting, tax and finance, and has experience in property management and real estate development.

Ben Lipes

Vice-President Operations

Mr Ben Lipes has been with the Marine Group for over 15 years. He is responsible for all phases of property management, building operations and maintenance, tenant relations, lease negotiations and administration. Mr. Lipes brought to Marine extensive executive business experience as CEO and partner in a variety of industrial enterprises including leading firms in the apparel industry. He has also established an enviable reputation as a much sought after management consultant.