Copper Mountain Mining Announces Retirement of Jim O'Rourke and Appointment of Bruce Aunger as Chair of the Board

VANCOUVER, Sept. 23, 2019 /PRNewswire/ - Copper Mountain Mining Corporation (TSX: CMMC | ASX:C6C) (the "Company" or "Copper Mountain") announces today that after many years of leadership at the Company, Mr. James O'Rourke resigns as Chair of the Board and as a Director with immediate effect. Mr. O'Rourke is a 2005 recipient of the Edgar A. Scholz Medal for Excellence in Mine Development in British Columbia and the Yukon and the 2010 recipient of the Mining Person of the Year award for British Columbia. In addition, he received the Order of British Columbia in 2011 and was inducted into the Canadian Mining Hall of Fame in 2013.

"We would like to thank Jim for his many years of leading the Company" commented Mr. Gil Clausen, President and CEO of Copper Mountain. "More so, as founder of the Company, we would like to recognize Jim for his dedication, leadership and significant personal commitments to our employees, communities and stakeholders over the years. He has built this Company from an exploration and development stage asset in British Columbia, to a solid copper producer with significant growth potential on two continents. He is recognized as a great contributor to our industry and to the Province of British Columbia."

Mr. Bruce Aunger, the Lead Director of Copper Mountain, succeeds Mr. O'Rourke as Chair of the Board with immediate effect. Mr. Aunger has been a Director of Copper Mountain since 2011 and Lead Independent Director since 2015. Mr. Aunger was previously a Partner and CFO of Madison Venture Corporation, a private corporation with extensive operating interests in a number of industries throughout Canada. Prior to that, Mr. Aunger was a tax Partner at Arthur Andersen & Co. Mr. Aunger currently serves on several other Boards. Mr. Aunger is a CPA, CA and graduated from Simon Fraser University with a Bachelor of Arts degree in Commerce.

About Copper Mountain Mining Corporation
Copper Mountain's flagship asset is the 75% owned Copper Mountain mine located in southern British Columbia near the town of Princeton. The Copper Mountain mine currently produces approximately 90 million pounds of copper equivalent, with average annual production expected to increase to over 110 million pounds of copper equivalent. Copper Mountain also has the permitted, development-stage Eva Copper Project in Queensland, Australia and an extensive 4,000 km² highly prospective land package in the Mount Isa area. Copper Mountain trades on the Toronto Stock Exchange under the symbol "CMMC" and Australian Stock Exchange under the symbol "C6C".

Additional information is available on the Company's web page at www.CuMtn.com.

On behalf of the Board of

COPPER MOUNTAIN MINING CORPORATION
"Gil Clausen"
Gil Clausen, P.Eng.
President and Chief Executive Officer

Cautionary Note Regarding Forward-Looking Statements
This news release may contain forward-looking statements and forward-looking information (together, "forward-looking statements") within the meaning of applicable securities laws. All statements, other than statements of historical facts, are forward-looking statements. Generally, forward-looking statements can be identified by the use of terminology such as "plans", "expects", "estimates", "intends", "anticipates", "believes" or variations of such words, or statements that certain actions, events or results "may", "could", "would", "might", "occur" or "be achieved". Forward-looking statements involve risks, uncertainties and other factors that could cause actual results, performance and opportunities to differ materially from those implied by such forward-looking statements. Factors that could cause actual results to differ materially from these forward-looking statements include the successful exploration of the Company's properties in Canada and Australia, the reliability of the historical data referenced in this press release and risks set out in Copper Mountain's public documents, including in each management discussion and analysis, filed on SEDAR at www.sedar.com. Although Copper Mountain believes that the information and assumptions used in preparing the forward-looking statements are reasonable, undue reliance should not be placed on these statements, which only apply as of the date of this news release, and no assurance can be given that such events will occur in the disclosed time frames or at all. Except where required by applicable law, Copper Mountain disclaims any intention or obligation to update or revise any forward-looking statement, whether as a result of new information, future events or otherwise.

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