Meet the Calgary Scientific Executive Management Team

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Barry Allen Profile Image

Barry Allen


Barry Allen is a serial CEO, entrepreneur and founder, with more than 25 years of executive management and board experience in digital media, imaging, medtech and life sciences industries in both public and private companies. Active on public and private boards, and in the startup community, Barry was founder and Chair of the BC Excels Program, Entrepreneur in Residence at Ventures West, lead mentor with the BC Innovation Council, Associate with Creative Destruction Labs in Vancouver and Calgary.

James Henry

James Henry


Executive with extensive experience leading international software organizations. James has set and led strategies for startups, turnarounds, and pivots in a variety of industries experiencing rapid technology change (e.g. oil & gas, healthcare, telecommunications, CAD, gaming, construction, emerging technologies).

Jim Wilson

Jim Wilson



Jim Wilson is a Chartered Professional Accountant with more than 25 years as a financial executive in both public and private small- to mid-cap companies. His past experience and responsibilities have included corporate finance, acquisition and disposition negotiations, strategic planning, banking and cash management, accounting and financial reporting, budgets and forecasts, hedging, tax planning and compliance, investor relations, corporate secretary, human resources, compensation plan analysis and structuring, information technology implementation and management, and office administration activities.

Lorelle Lapstra

VP Healthcare

Dan Pigat

VP PureWeb Labs

Sandy Atwell

VP Business Development

Chris Slaymaker

Director, Partner Sales and Solutions

Mark Portlock


Dean Trotter

VP Corporate Controller

Abdul Maarabouni

VP Business Operations

Kyle Peterson

VP External Affairs

Byron Osing, PhD


Byron is the primary driver behind the direction of Calgary Scientific. He was co-founder/CEO of Telebackup Systems Inc. which was acquired by Veritas Software; also co-founder/CEO of Launchworks/180 Connect, acquired by DirecTV approaching 5000 employees. Previous winner of Canada’s Top 40.

Dave Hallmen


Dave is senior executive with a long history of building and managing successful software businesses, having nearly 30 years of experience as a corporate officer in both private and public technology entities. His proven track record of delivering high sales growth, establishing strong P&L performance and creating shareholder value and liquidity for companies at any stage, speaks to his abilities as an all-around manager.

Bruce Meyer


Bruce managed large sales and marketing teams beginning at Edmonton Telephones with over 60 sales professionals and annual budgets of over $30 million. He helped build MCK Telecommunications Inc. from a small Calgary company to a Nasdaq-listed company in less than five years. As part of Telebackup Systems Inc.'s team, Mr. Meyer was integral in its sale to Veritas Software, Inc.

Bill Sembo


Bill Sembo has over 40 years of industry experience. He retired from his role as as Vice Chairman at RBC Capital Markets LLC in 2013. Bill has spent the majority of his career in energy investment banking and has expertise in investment banking, corporate credit and mergers and acquisitions. Prior to joining RBC in 1986, he held Corporate Finance and Financial Planning positions with Toronto Dominion Bank and Asamera Inc., respectively. Mr. Sembo currently serves as a director for Canadian Utilities Ltd., OMERS Energy Services, CEDA International and Calgary Scientific Inc. He has been a director of ARC since 2013.

Dr. Chen Fong, MD


Dr. Chen Fong is a past head of the Department of Radiology, serving in the post from 1999 to 2006. During that time, he was also the regional clinical department head for Diagnostic Imaging at the Calgary Health Region. A professor of radiology at the University of Calgary since 1995, Dr. Fong’s distinguished career encompasses health care, education, business and a wide variety of community activities. In 1999, Dr. Fong was awarded Fellow of the American College of Radiology (FACR), an honorary degree and the highest award in the profession from the American radiology community. Dr. Fong was named to the Order of Canada in 2017.

Laurie Wallace


Laurie is a proven and well recognized senior executive, company leader and strategist, having led a number of software companies to successful exits. In all cases, these exits provided excellent returns for investors. Laurie currently serves on a number of boards aiding these businesses in the execution of their strategy. Companies that Laurie has been instrumental in guiding through growth cycles and successful exit strategies include: Recon Instruments which was sold to Intel and Partnerpedia, sold to BMC software.

Becky Wanta


Becky runs her own consulting company focused on various tech start-ups, and Fortune 50+ customers included: Target, Ralph Lauren, Wyndham, Caterpillar, Georgia Pacific, Coca Cola, Honeywell, Devon, Western Digital, Koch Industries, DuPont, 3M, Cargill, GE, P&G, KLA-TenCor, McKesson, Brown-Forman, Miller Brewing Co. CIO consulting engagements led to Executive Officer positions and promotions at Pacific Compensation Insurance Company, MGM Resorts International, State Compensation Insurance Fund in California and Best Buy.