Executive Management

David Cortens is a Chartered Professional Accountant with more than 35 years experience in finance-related roles with public and private companies. Prior to the appointment of Interim CFO for Quarterhill, he held the role of CFO at International Road Dynamics (IRD), and had been in this position since 2012.

Prior to joining IRD, Mr. Cortens had significant public company experience as CFO for various companies including Novozymes BioAg Limited, an Ag-biotech company and C.M. Oliver Inc., a registered investment dealer.

Mr. Cortens received his B.Comm in Accounting, as well as his Chartered Accountant designation, from the University of Manitoba.


Prashant Watchmaker oversees all of Quarterhill’s corporate, M&A and securities legal requirements, and acts as corporate secretary for the company.

Prashant practiced corporate, securities and technology law and tax litigation with the Ottawa law firm of LaBarge Weinstein Professional Corporation for 10 years, developing extensive experience and negotiating many significant transactions for clients in Canada, the U.S. and the U.K. Prashant has also practiced banking law as Legal Counsel with the Canadian Payments Association.

Prashant holds an LLB and a BA from the University of Ottawa and an MA from the University of Toronto. He is a member of the Law Society of Upper Canada.

Russ Stuebing has more than 25 years of experience in Mergers and Acquisitions, Finance and Accounting. Russ joined Quarterhill as SVP Corporate Development in February 2018.

Prior to joining Quarterhill, Russ was Vice President of Corporate Development leading mergers and acquisitions at Equifax Canada. Prior to this position, Russ worked at Open Text Corporation leading the Worldwide Mergers and Acquisition function with full responsibility of all aspects of M&A from strategy and pipeline management through to definitive agreements and integration. In this role, Russ was a member of the Executive Leadership team and managed a cross functional team of direct and virtual team members responsible for all aspects of Open Text’s M&A and Venture Capital functions. Previously Russ led the Worldwide Financial Planning and Analysis function at Open Text and held senior financial roles at Manulife and Sears Canada.

Russ is a Chartered Professional Accountant (CMA) and holds a BA in Economics from Wilfrid Laurier University.

Board of Directors


With over 20 years of executive-level financial and operational experience, John Gillberry is a seasoned negotiator on major capital and M&A transactions, garnering a stellar track record with leading venture capital firms, institutional investors and other financial stakeholders.

Mr. Gillberry is Chair of the Board’s Nominating Committee, and a member of the Board's Compensation Committee. John currently serves on the board of two public companies. He has held several executive level positions with firms in financial, health care, software and consumer electronics. John holds an MBA from the Ivey School of Business, University of Western Ontario.


Jim Skippen is Vice-Chair & Past Chair of the Board of Directors of Quarterhill. From June 2006 to July 2018, he was President and CEO of WiLAN, a subsidiary of Quarterhill. Under Jim’s leadership, WiLAN assembled a world-class technology licensing team, its portfolio grew from approximately 20 patents to over 10,000 patents, established a stronger balance sheet and increased its market capitalization.

In his career, he has been responsible for license agreements in excess of $1.5 billion. To date, over 290 companies including technology leaders BlackBerry, Broadcom, Fujitsu, Intel, LG, Motorola Mobility, Nokia, Panasonic and Samsung have licensed technologies in WiLAN’s patent portfolio.

A seasoned licensing executive and lawyer, Jim has managed several large and complex patent licensing negotiations and litigations. Before joining WiLAN, he worked for two of Canada’s largest law firms and held a number of senior management positions, including Senior Vice-President, Patent Licensing and General Counsel at another Canadian public company. Jim is a member of the Law Society of Upper Canada. He is a former Vice-Chairman and board member of a large Canadian health charity. Jim is a frequent speaker at conferences and has delivered numerous papers and articles on topics such as management of intellectual property, patent licensing and technology law.


Paul McCarten has more than 40 years of legal and management experience. Most recently, he was a partner in the business law group of Borden Ladner Gervais LLP, a leading national Canadian law firm. Paul is currently on the Board of Start2Finish, a not for profit organization which operates in at risk communities across Canada. The mission of Start2Finish is to break the cycle of child poverty in Canada.

Mr. McCarten is Chair of the Board’s Compensation Committee, and a member of the Board's Audit Committee and Nominating Committee. He previously served as National Secretary of the Board of Directors of the Crohn's and Colitis Foundation of Canada and as Chair of the Board of Directors of the Canadian Diabetes Association. Paul is a member of the Law Society of Upper Canada and the former Chair of the Ontario Bar Association real estate section.


Rick Shorkey is a chartered accountant with more than 30 years of industry experience in senior financial and general management roles. He has provided part-time and interim CFO services to several technology companies since September 2002.

Prior to this he was CFO of ATMOS Corporation, which specializes in semiconductor embedded memory IP. Rick’s experience also includes time as CFO of Bytec-Comterm Inc., a manufacturer of IBM-compatible computer products; and President of Solartronics Ltd., one of the top 10 manufacturers of solar equipment in Canada. He has also held senior financial positions with Bowmar Canada Ltd. and Leigh Instruments Ltd.

He is a member of the Institute of Chartered Accountants of Ontario and the Canadian Institute of Chartered Accountants.


Roxanne Anderson is the CEO of March Advisory Inc. which specializes in transformation and turnaround mandates. She has over 25 years of corporate transformation and turnaround experience, including strategic reviews, financial and operational transformation, turnarounds, risk management and governance across a number of industries but with an emphasis on technology.

Roxanne was with PricewaterhouseCoopers LLP for 27 years where she held various roles including Managing Partner of the National Federal Government Services Practice and Managing Partner of the Ottawa office. She is Chair of the Board of Directors of the University of Ottawa Institute of Mental Health Research and is an Advisory Board Member of TruReach Health Inc., a mental wellness company.

Roxanne holds BComm and MBA degrees from McMaster University, and is a Chartered Accountant, Chartered Professional Accountant and a Chartered Director of the Institute of Corporate Directors.


Ron Laurie is the co-founder and Managing Director of Inflexion Point Strategy, LLC, the first intellectual property investment bank, which provides patent brokerage and IP-driven M&A advisory services to technology companies and institutional investors.

Before Inflexion Point, Ron was a founding partner of the Silicon Valley offices of the Skadden Arps, Weil Gotshal and Irell & Manella law firms, where he founded and led the firm’s IP Strategy & Transactions practice group and led IP teams in some of the largest high-tech and life sciences M&A and joint venture deals ever done, worth over $50 billion in the aggregate.

Ron holds a JD degree from the University of San Francisco School of Law, a Bachelor of Science degree in Industrial Engineering from the University of Berkeley and is registered to practice before the United States Patent and Trademark Office.