Ms. Jessica McDonald reports

RICUS GRIMBEEK APPOINTED PRESIDENT & CHIEF EXECUTIVE OFFICER OF TREVALI MINING

Trevali Mining Corp.'s board of directors has appointed Ricus Grimbeek as president and chief executive officer.

"We are thrilled to welcome Ricus Grimbeek as Trevali's president and CEO," said Jessica McDonald, chair of the board. "Ricus brings extensive global experience to Trevali, both as a corporate executive and as a mine operator, and has a proven track record of operating safe and efficient businesses with a focus on asset optimization and strong cost performance. He combines deep knowledge of mining processes and technology and decades of hands-on global mining experience with a progressive approach to mining that places a high priority on safety, sustainability and responsibility. The board is confident that Ricus is the right leader to unite our assets with a common focus on operational optimization to efficiently grow production and enhance value for all stakeholders."

"With its portfolio of producing assets and talented team, Trevali is extremely well positioned for success. I am delighted to join this exciting company and lead it to its full potential," said Mr. Grimbeek.

Mr. Grimbeek will assume his responsibilities on April 23, 2019. At that time, as previously announced, Dr. Mark Cruise will step down as president and chief executive officer.

Ms. McDonald added: "We are pleased this transition has been accomplished so smoothly and in a timely manner. We have every confidence Trevali's positive momentum in 2019 will continue to build into the future under the leadership of our newly appointed president and CEO."

Mr. Grimbeek is a mining engineer with nearly three decades of progressive experience in the resource sector with a proven record working at all levels of the business. An experienced mining executive, before joining Trevali, he was chief operating officer of Vale Base Metals North Atlantic, where he held responsibility for the overall operating and financial performance of 16 mining and refining operations in four countries. Previously, he was president and chief operating officer of South32 Australia, overseeing six operations in Australia and Colombia. Mr. Grimbeek has also served as asset president of Aluminium Australia, head of Group HSEC for BHP Billiton, president and chief operating officer of BHP Billiton's Ekati diamond mine, and executive vice-president, mining and concentrating, for Lonmin Platinum.

Mr. Grimbeek holds a bachelor of engineering (mining) from the University of Pretoria, has completed the management development program from the University of Orange Free State and holds an advanced certificate in mine ventilation from the Chamber of Mines.

About Trevali Mining Corp.

Trevali is a zinc-focused base metal company with four mines: the 90-per-cent-owned Perkoa mine in Burkina Faso, the 90-per-cent-owned Rosh Pinah mine in Namibia, the wholly owned Caribou mine in the Bathurst mining camp of northern New Brunswick in Canada and the wholly owned Santander mine in Peru.

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