Our People are the foundation of our company. Each and every one contributes to the success of TriSummit Utilities.
Our people also take great pride in supporting and having a positive impact in the communities where we live and work.





British Columbia




Nova Scotia

Meet Our Management Team

 John Sims

John_Sims WEB 
John Sims
President ENSTAR Natural Gas Company and CINGSA

Mr. Sims was promoted to President of ENSTAR Natural Gas Company and CINGSA on September 1, 2017, and is the first Alaskan to be named president in the company’s 60+ year history. Prior thereto, he held the position of Vice President of Corporate Resources and Business Development. In his 17-year history of working at ENSTAR, he has held a variety of leadership roles in business development, customer service, and human resources.

Born and raised in Alaska, Mr. Sims graduated from Chugiak High School in 1996 and Hillsdale College in Michigan in 2001. He received his Master of Business Administration from the University of Alaska-Anchorage in 2009.

Mr. Sims currently serves on the Executive Committee for the Alaska State Chamber of Commerce and other various for-profit and non-profit organization boards. In 2013, he was recognized by the Alaska Journal of Commerce as being one of the Top 40 Under 40 in the State of Alaska.