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About ONEnergy

Board of Directors

Stephen J.J. Letwin

Chairman of the Board

Mr. Letwin has served as a director of the Corporation since 2013. One of Canada's premier business leaders, Mr. Letwin is President and Chief Executive Officer of IAMGOLD Corporation, a multi-billion dollar senior gold producer listed on the TSX. Specializing in corporate finance, operational management and merger and acquisitions, Mr. Letwin brings over 30 years of experience from the highly competitive resource sector. Mr. Letwin was previously with Enbridge Inc. in Houston, Texas, as Executive Vice President, Gas Transportation & International. He was responsible for natural gas operations including overall responsibility for Enbridge Energy Partners as Managing Director. In 1999, Mr. Letwin joined Enbridge as President and COO, Energy Services, based in Toronto, Canada. Before Enbridge, he was President & CEO of TransCanada Energy and CFO, TransCanada Pipelines, Numac (Westcoast Energy) and Encor Energy. Mr. Letwin has been a director of Precision Drilling Inc. since 2006. Mr. Letwin holds an MBA from the University of Windsor, is a Certified General Accountant, a graduate of McMaster University (B.Sc., Honours), and a graduate of the Harvard Advanced Management Program.

David A. Rattee

Mr. Rattee has served as a director of the Corporation since 2010. Mr. Rattee has been the Chairman, President and Chief Executive Officer of CIGL Holdings, a private investment holding company, since 1992. During his career, Mr. Rattee has served as a chief executive officer, Chief Financial Officer, a director and chair of the audit committee of a number of public companies in Canada and the United States. Mr. Rattee is a Graduate of the BComm program at McGill University in Montreal and earned a Chartered Accountant designation from the Quebec Institute and received an MBA from the Richard Ivey School of Business at the University of Western Ontario.


Lawrence Silber

Mr. Silber has served as a director of the Corporation since 2010. Mr. Silber is a corporate/commercial lawyer and partner practicing with the law firm Kelly Santini LLP in Ottawa. Mr. Silber specializes in corporate/commercial law with particular expertise in income tax, estate and succession planning. He advises clients on a broad range of business matters including private equity investors in domestic equity and debt financings, mergers and acquisitions, licensing transactions, corporate reorganizations, purchase and sale transactions, joint ventures as well as complex commercial agreements. Mr. Silber has been an instructor in the Business Law section of the Ontario Bar Admission Course. He currently teaches real property law for the Ontario Real Estate Association. He volunteers his time with several community organizations, and has served on several boards.


Stanley H. Hartt

Mr. Hartt has served as a director of the Corporation since 2013. Mr. Hartt is Counsel at Norton Rose Fulbright Canada LLP and has decades of leadership experience in business, law and public policy. Immediately prior to joining Norton Rose Fulbright Canada LLP in 2013, Mr. Hartt was chairman of Macquarie Capital Markets Canada Ltd. Called to the Quebec Bar in 1965, he worked for Stikeman Elliott for 20 years and from 1985 to 1988 was Deputy Minister of the Department of Finance, Canada. From 1989 to 1990, Mr. Hartt was Chief of Staff in the Office of Prime Minister Brian Mulroney and from 1990 to 1996 he was Chairman, President and CEO of Campeau Corporation. From 1996 to 2008, Mr. Hartt was the Chairman of Salomon Brothers Canada Inc., later renamed Citigroup Global Markets Canada Inc. He continued his public service as Chair of the Advisory Committee on Financing, established by the Minister of Finance during the Global Financial Crisis. He was also a member of the Canadian Task Force on Social Finance which reported in December 2010. Mr. Hartt has a great deal of US cross-border and international experience and participated actively in negotiating the Canada-US Free Trade Agreement (he was one of eight Canadians in the room when the agreement was signed).

Mr. Hartt has served as a director of a number of public companies including O&Y Properties Corporation (Chairman), Sun Life Financial Inc., Gulf Canada Resources Ltd., Ultramar Corporation, Abitibi Price Inc. and Oshawa Group Limited. He was also a director of a number of closely held companies including Hong Kong Bank of Canada (now HSBC Bank Canada), Citibank Canada, Quaker Oats Co. Canada and Beatrice Foods Inc.