Darren Durstling

President and CEO

Darren has a significant ownership position in ONE Properties. As President and CEO, he has led ONE to grow and evolve into a widely recognized brand with a reputation for high-quality development, and property and asset management, across a broad spectrum of real estate asset classes. He is dedicated to building better communities.

Darren brings more than 30 years of real estate experience in acquisitions and dispositions, leasing, asset management and development. He joined ONE (formerly WAM Development Group) in 1998, with an initial focus on growing and strengthening the industrial development business. By 2004, WAM had established itself as one of the largest developers of industrial real estate in Canada. Darren has been named one of Alberta’s 50 Most Influential People by Alberta Venture. Darren now divides his time between homes in Alberta and Ontario.

Darren is a University of Alberta graduate. He is regularly sought out for his insights into the role of real estate in economic and community development. Darren is an enthusiastic sports fan, supporting the Oilers, Oil Kings, and FC Edmonton soccer club. He and his wife support the Stollery Children’s Hospital Foundation and numerous other community-based initiatives.

Darren is married with two daughters. The newest addition to the family is a happy puppy, named Indiana.

Roberta Hague

CAO

As the Senior Vice President Corporate Affairs, Roberta works as a member of the leadership team to develop, communicate and execute the overall business strategy. She leads Human Resources, Marketing, Communications, Business Technology and Operational Risk Management. Roberta also supports investor relations and the advancement of governance practices for ONE.

Prior to joining ONE in 2019, Roberta had a long career holding progressively senior positions in financial services with leadership roles spanning global mandates in communications and government relations, human resources, risk management, marketing, and strategic planning, along with P&L and operating accountability oriented to business turnarounds and restructurings.

Roberta is a graduate of the ICD-Rotman, Directors Education Program and holds the ICD.D designation from the Institute of Corporate Directors. She graduated from the University of Toronto with an Honours Degree in English and Political Science and then from the Rotman School at the University of Toronto with an MBA. She holds a diploma in French studies from the University of Nantes and has attended the Harvard Program on Negotiation. Roberta has served on the boards of several community-based organizations and is currently on the advisory board of a tech start up.

Roberta is married with two sons. She loves skiing and sailing with her family.

Stefan Savelli

SVP, Mixed-Use

As Senior Vice President, Retail, Stefan oversees the strategic direction and management of ONE Properties' retail development activities, sourcing acquisitions, negotiating leases with key tenants and liaising with development partners.

Stefan has over 25 years of real estate development experience. Prior to joining ONE Properties in 2014, Stefan oversaw the development of 25 million square feet of retail, residential and mixed-use developments across Canada with leading developers. Stefan’s role broadened into acquiring key acquisitions throughout Canada while sourcing financing and cultivating partnerships with major institutional investors. Stefan is capable of sourcing, acquiring, designing, entitling and constructing complex projects both Urban and Greenfield, from initial conception to completion. His relationships in both the financial and retail end of the business are a strong asset to ONE Properties.

Stefan graduated from the University of Waterloo with an Honours Degree in Environmental Studies in Urban and Regional Planning. He has also studied Architectural Urban Design & Development at Oxford University in the United Kingdom. He is a member of the Canadian Institute of Planners (MCIP), the Ontario Professional Planners Institute (RPP) and the International Council of Shopping Centres. Stefan serves on the Board of WinSport (Winter Sport Institute) and the Calgary Olympic Park Land and Facilities Management Board.

Stefan is married with two children. He enjoys skiing, and can even be found blocking gates on a slalom course.

Bill Bird

SVP, Industrial

Bill has a broad business mandate which includes leading our Industrial team with oversight of acquisitions, development, leasing and land servicing. Bill also leads our Property Management and Asset Management teams which manage large and diverse portfolios of real estate assets for partners and clients.

Bill joined ONE in 2011 with a track record of creating value in commercial properties through proactive asset management and leasing. Prior to joining ONE, Bill held a variety of senior management positions with REITs and other institutional property owners operating across Canada. Since joining ONE Properties, Bill has been responsible for the development of 5.1 million square feet of industrial buildings and the servicing of 835 acres of industrial land. Developments currently under construction or in the detailed planning stage account for an additional 4.2 million square feet of buildings and 663 acres of industrial land. In addition to development, Bill has overseen the dramatic growth of the Properties Group which now has 15 million square feet under property and/or asset management.

Bill was born in Saint John New Brunswick. He has Bachelor of Commerce degree and an MBA from Dalhousie University. He moved west, with a stop in Toronto en route, and has lived in Calgary for more than thirty years. He has served on the Calgary BOMA Board, coached minor hockey and supported local food banks and lunch programs for school children.

Bill is married with two children. He and his wife are enthusiastic golfers. Bill has FOUR hole-in-ones… with witnesses.

Martin Chou

SVP, Finance and Accounting

Martin Chou is the SVP of Finance and Accounting at ONE Properties, where he oversees ONE’s financial operations, including oversight for financial reporting and analysis, budgeting and forecasting, financial governance and treasury management, and taxation.

With over two decades of experience in corporate finance, taxation, accounting, business advisory, and real estate, Martin provides leadership of the finance and accounting function at ONE, as well as providing strategic financial insights to guide business decisions and optimize performance, ensuring the company’s sustained growth. Martin has led the implementation of financial system transformations, streamlined key controls and procedures, and strengthened the financial reporting platform.

Before joining ONE Properties, Martin worked in public practice where he developed significant expertise in financial management, auditing, taxation, business valuation and business advisory. During this time, he provided guidance to a wide range of clients, assisting them in navigating complex financial landscapes, assessing business value, and driving strategic growth as a trusted advisor in the field.

Martin holds a CPA designation and has a Master’s degree from the University of Waterloo, and has completed CPA Canada’s In-Depth Tax Program. Outside of work, he enjoys reading and spending time outdoors. His favorite vacation spot is Costa Rica.