Nexus Professionals

William W. Berghuis

Bill is the founder of Nexus. He has spent his entire career in the investment industry and has served as a governor of the Toronto Stock Exchange and a president of the Toronto CFA Society. Bill is a graduate of Princeton University and the Harvard Business School.

R. Denys Calvin, CFA

Denys joined Nexus in 2007 following a long career with TD Bank and TD Securities where he held a variety of roles serving the capital-raising needs of businesses, most recently as head of equity capital markets. At Nexus, he has primary responsibility for managing the day-to-day operations of the Firm. Denys is a graduate of Queen’s University and holds the Chartered Financial Analyst designation.

Devin M. Crago, CFA

Devin joined Nexus in 2013 following a previous position in equity research at Deutsche Bank in New York and a role as an investment analyst at a private investment firm in Toronto. At Nexus, he is a member of the portfolio management team which jointly manages the firm’s segregated portfolios and pooled funds. Devin is a graduate of McGill University and Columbia Business School and holds the Chartered Financial Analyst designation.

Geoffrey J. Gouinlock, CFA

Geoff came to Nexus in 1996 after working with RBC Dominion Securities and serving as a managing director at JP Morgan & Co. He has been a director of the Investment Dealers Association and the Investment Counsel Association of Canada. Geoff is a member of the portfolio management team which manages the firm’s segregated portfolios and pooled funds. Geoff is a graduate of Queen’s University and holds the Chartered Financial Analyst designation.

Fergus W. Gould, CFA

Fergus joined Nexus in 2000. His prior experience was in strategic management consulting at McKinsey & Co and in investment banking at Scotia Capital Inc., where he was a Director. At Nexus, Fergus is a member of the portfolio management team which jointly manages the firm’s segregated portfolios and pooled funds. Fergus is a graduate of the University of Cape Town and The Wharton School and holds the Chartered Financial Analyst designation.

Mahmood Hassan, CFA, CFP

Mahmood joined Nexus in 2011 from The Bank of Nova Scotia where he was a financial adviser.  At Nexus, Mahmood focuses on preparing comprehensive financial plans for clients, including tax and investment planning. Mahmood holds both the Chartered Financial Analyst and Certified Financial Planner designations, and has a Master of Finance degree from Queen’s University.

James E. Houston, FCSI

Jim joined Nexus in 2011 after being President and Chief Operating Officer at another investment management firm. Jim has broad experience as an equity research analyst and in senior institutional equity roles at Credit Suisse and RBC Dominion. At Nexus, Jim is part of the portfolio management team responsible for managing the firm’s private client and foundation relationships. Jim is a graduate of the University of Western Ontario.

Alexandra O. Jemetz, CIM

Alex came to Nexus in 2014 after nineteen years at Northern Trust, where she held positions as portfolio manager, Director of Canadian Research and most recently as Senior Vice President and the Head of Program Management and Client Relations, Canada. At Nexus, Alex is part of the portfolio management team responsible for managing the firm’s private client and foundation relationships. Alex is a graduate of York University and holds the Chartered Investment Manager designation.

John C.A. Stevenson, CFA

John joined Nexus in 1995 after working in New York City and Toronto as a specialist in mergers and acquisitions for Credit Suisse First Boston and Rothschild Canada Limited. At Nexus, John is a member of the portfolio management team which jointly manages the firm’s segregated portfolios and pooled funds. John, who is a graduate of Harvard University and the Yale School of Management, also holds the Chartered Financial Analyst designation.

Terence Tse, CPA, CA

Terence joined Nexus in 2017 after being Controller & Compliance Officer at another investment management firm. His prior experience includes assurance and advisory services at Deloitte, where he also spent time with the Ontario Securities Commission’s Compliance & Registrant Regulation group. At Nexus, Terence is responsible for the financial management and operations of the firm. Terence is a graduate of the University of Toronto and holds the Chartered Accountant designation.

Nicole M. Weiss

Nicole came to Nexus in 2016 from PwC Canada where she was part of the Marketing & Sales team.  At Nexus, Nicole focuses on managing the firm’s Marketing and Business Development initiatives and supports the portfolio management team’s relationships with our private clients and foundations. Nicole is a graduate of York University.

Dianne C. White, CPA, CA, CFP

Dianne joined Nexus in 2001, after working with KPMG’s Personal Financial Planning Practice. At Nexus, she advises clients on issues related to financial, tax and estate planning. Dianne is a Chartered Accountant, a Certified Financial Planner, a member of the Society of Trust and Estate Practitioners and a graduate of the University of Western Ontario.