Executive Team


Mark Holly
President & Chief Executive Officer
Clinton Keay
Chief Financial Officer & Secretary
John Barnoski
Executive Vice President, Corporate Development
Arie Bitton
Executive Vice President, Leasing & OperationsAs Executive Vice President, Leasing and Operations, Arie Bitton is responsible for leading the company's leasing and operations teams and overseeing all properties in Crombie's portfolio. Arie has an extensive background in the real estate industry. Prior to joining Crombie, he held progressively senior roles at Shoppers Drug Mart/Loblaw Companies Ltd., most recently as that company's Vice President of Real Estate. Earlier in his career, Arie worked with RioCan in an operations role. His experience on both the landlord and tenant side of the commercial real estate industry serve him well in his role at Crombie. Arie is a graduate of York University, Honours in Business & Society.

Ashley Harrison
Senior Vice President, People & Culture
Fred Santini
General Counsel
Brady Landry
Vice President, Financial Analysis & Treasury
Kara Cameron
Vice President, Accounting & Financial Reporting
Terry Doran
Vice President, Office Properties
Aaron Bryant
Vice President, Design & Construction, Eastern Canada
Sid Schraeder
Vice President, Construction & Design, Western Canada
Jelena Plecas
Vice President, Corporate Development Strategy
Andrew Watt
Vice President, Leasing
Jennifer Sieber
Vice President, InvestmentsJennifer Sieber leads Crombie's Investments team, and is responsible for identifying and recommending investment opportunities, enabling Crombie's real estate transactions, and aligning business objectives with the acquisition and disposition strategy for the portfolio. Prior to working at Crombie, Jennifer was VP, Development at Sovereign Asset Management, and VP, Real Estate and Store Development with Bulk Barn Foods Limited. Jennifer holds a Bachelor of Applied Arts, Urban and Regional Planning (Honours) from Ryerson University, a Land Structures and Real Estate Trading designation from the Ontario Real Estate Association, and certificates from Queens Executive Development and the Roger Dawson Institute.

Nathan Hines
Vice President, Operations & Portfolio ManagementNathan Hines leads our Operations and Portfolio Management teams across Canada in maintaining our commitment to both portfolio excellence and team engagement. Prior to this role, Nathan served as Director, Portfolio Management, where he assisted in leading the Crombie Values Small Business (CVSB) program, which provided rental support to tenants throughout the COVID-19 pandemic. Before joining Crombie in 2015, Nathan worked with the Halifax Regional Municipality where he gained valuable expertise in real estate, property valuation, tax assessment, and development. Nathan has a Bachelor of Commerce from Saint Mary's University and post-graduate studies in Real Estate from the University of British Columbia. His commitment to continuous learning and development consists of a Post Graduate Property Valuation Certificate, Certificate in Negotiation and Conflict Resolution, and a Diploma of Urban Land Economics. As a current member of the Canada Property Tax Association (CPTA), Nathan stays informed on legislative changes, pending tax law cases, and market changes that impact realty taxes.