The Board of Directors (the “Board”) is responsible for overseeing the management and the business and affairs of TriSummit Utilities and believes that good governance improves performance and benefits all Shareholders. Accordingly, the Board is committed to a high standard of governance. The responsibilities of the Board and each of its committees are set out in written mandates and other key governance documents. For the key governance documents, Governance Documents.

 Gregory A. Aarssen

Gregory AarssenC 
Gregory A. Aarssen, MBA, JD
Independent Director (1)(2)

Mr. Aarssen is an entrepreneur and independent businessman. He has been the President of Aarssen Management Services Inc. since 1997. Mr. Aarssen was Co-President Gas of AltaGas Ltd. from 2010 until his retirement in 2012. During his tenure with AltaGas Ltd., he also held the roles of Vice President Corporate Affairs and Vice President Energy Management. Mr. Aarssen was the Vice President and Principal of PremStar Energy Canada Ltd. from 1996 until it was acquired by AltaGas Ltd. in 2004.

Mr. Aarssen holds a Bachelor Science (Honours) from the University of Western Ontario and a Master of Business Administration degree and Juris Doctor from the University of Windsor.