Obituary: John Kostuik

John Kostuik, former president and chief operating officer of Denison Mines and a member of the Canadian Mining Hall of Fame, has died. He was 93. Born in Poland, Kostuik emigrated with his family to Cobalt, Ont., at the age...

By continuing to browse you agree to our use of cookies. To learn more, click more information

Dear user, please be aware that we use cookies to help users navigate our website content and to help us understand how we can improve the user experience. If you have ideas for how we can improve our services, we’d love to hear from you. Click here to email us. By continuing to browse you agree to our use of cookies. Please see our Privacy & Cookie Usage Policy to learn more.

Close