About Us

Our Board of Directors

Our Board of Directors

Darrell K. Beaulieu, Chief Executive Officer, Denendeh Investments Incorporated

Mr. Beaulieu is from Yellowknife, capital of the Northwest Territories and has served three terms as the Chief of the Yellowknives Dene First Nation. As President and CEO of Denendeh Investments Incorporated, an investment arm of the 27 Dene First Nations of the NWT, Mr. Beaulieu provides the leadership, vision and public presence. Mr. Beaulieu has served on many private and public boards advancing Indigenous interests in the NWT and across Canada, including Indspire and as  Chairman of the NWT Business Development Investment Corporation from 2005 to 2019. He is currently  Spokesperson for the NWT Indigenous Leaders Economic Coalition.  

Greg J. Nyuli, Secretary of the Board, Denendeh Investments Incorporated

Mr. Nyuli has been on the Denendeh Development Corporation Board since 1994 and the Denendeh Investments Inc. Board since its’ inception in 2006.  He is currently Manager, Northern Development for Norzinc/Canadian Zinc based out of Ft. Simpson, N.T.  Mr. Nyuli served two terms as Chief of Deh Gah Got’ie Dene Council in the 90’s and was Regional Negotiator for Dehcho Tribal Council from 1988 to 1990.  Greg has also served in management, economic development and resource management positions for many First Nations over the years.

Loraine M. Charlton, Board Member, Canadian Utilities Limited

Loraine Charlton is currently Vice President and Chief Financial Officer of Lintus Resources Limited, a private oil and gas company with interests across Western Canada, and has over three decades of experience in the oil and gas industry.  During her career, Ms. Charlton has held various positions involving responsibility for directing overall management, including financial reporting, banking, debt and treasury management, investor relations, risk management, human resources, operations and strategy.

Ms. Charlton is also a director of CU Inc. and AKITA Drilling Ltd.

Ms. Charlton graduated from the University of Calgary with a Bachelor of Commerce degree in Finance.  She also holds the Corporate Director Designation (ICD.D) from the Institute of Corporate Directors.

Robert J. Normand, Board Member, Canadian Utilities Limited

Mr. Normand retired in October 2015 as Chair of the Workers Compensation Board of Alberta, the agency which administers workplace insurance for the workers and employers of the Province of Alberta. In 2008, he retired from the position of President and Chief Executive Officer of Alberta Treasury Branches ("ATB"). Prior to joining ATB as Executive Vice-President Sales in 1996, he was employed by the Bank of Montreal for 26 years and held line and credit executive positions in Quebec, Ontario and Alberta.

Through his experience in the financial services sector, he has developed extensive knowledge and expertise in the areas of finance, regulatory matters and risk management.

Mr. Normand is a Fellow of the Institute of Canadian Bankers and holds a B.A. (Econ.) from Sir George Williams University and an M.B.A. from Concordia University.

Siegfried W. Kiefer, President & Chief Executive Officer, Canadian Utilities Limited

Siegfried Kiefer is the President & Chief Executive Officer of Canadian Utilities Limited (CU) and Member, Office of the Chair, ATCO Ltd. Mr. Kiefer was named CU's President & Chief Executive Officer on May 8, 2019, after previously holding the title of President & Chief Strategy Officer for ATCO Ltd. and Canadian Utilities Limited, an ATCO Company, from October 2016, prior to which he held the title of President, Canadian Utilities Limited, from May 2015, and Chief Operating Officer, Power & Utilities, from July 2013.

Formerly, Mr. Kiefer was Managing Director, Utilities Business Group, where he oversaw the operations of ATCO Gas, ATCO Electric and ATCO Pipelines, along with subsidiaries Northland Utilities Limited and ATCO Electric Yukon. He also oversaw the formation and operations of ATCO Energy Services and served as Chief Information Officer for ATCO Group for more than 11 years, until late 2009.

Mr. Kiefer’s career with ATCO and its subsidiaries began in 1983 when he started with Canadian Western Natural Gas as a Financial Analyst, and was later appointed to various technical and management roles within Canadian Utilities’ Information Services.

In 1997, Mr. Kiefer transferred to ATCO Gas Services Ltd., now known as ATCO Energy Solutions, as Manager, Utility Services. One year later, he was appointed Vice President, Information Technology & Chief Information Officer within ATCO Group, and took on the added role as President, ATCO I-Tek, in 1999. In July 2000, Mr. Kiefer was appointed Managing Director, Technologies Business Group, ATCO Ltd. & Canadian Utilities Limited, where he oversaw the operations of ATCO I-Tek while retaining the CIO role within ATCO’s head office.

Mr. Kiefer has a Bachelor of Commerce degree from the University of Calgary. He is married to Colleen and has a son, Stefan, and a daughter, Reegan.

Nancy C. Southern, Chair & Chief Executive Officer of ATCO Ltd.

Nancy Southern is Executive Chair of Canadian Utilities Limited, as well as Chair & Chief Executive Officer of ATCO Ltd. Reporting to the Board of Directors, she has full responsibility for executing the strategic direction for the company.

After joining the Canadian Utilities Board of Directors in 1990, Ms. Southern served as Co-Chair prior to being appointed Chair in December 2012. Ms. Southern was President from 2003 until 2015, and Chief Executive Officer from 2003 until 2019. She serves on the boards of all ATCO subsidiary companies. Ms. Southern also serves as Executive Vice President of Spruce Meadows and is a founding director of AKITA Drilling Ltd., a director of Sentgraf Enterprises Limited, an Honorary Director of the BMO Financial Group and serves on the Rideau Hall Foundation Board of Directors.

In addition to her business leadership, Ms. Southern has long played a leading role in advocating on social issues of global importance – most notably, the rights of Indigenous peoples and the role of women in business.

Ms. Southern is a member of The U.S. Business Council, a member of the American Society of Corporate Executives, a Canadian Member of the Trilateral Commission and member of the South Australian Minerals and Petroleum Expert Group. She is also a member of the Business Council of Canada, serves as Vice Chair of the Alberta Business Council and sits on the University of Calgary School of Public Policy Advisory Council. In March of 2020, Ms. Southern joined the Premier’s Economic Recovery Council with other policy and industry experts providing insight and strategies to accelerate diversification of Alberta’s economy.