Vancouver, British Columbia – July 17, 2017 – Discovery Harbour Resources Corp. (TSXV:DHR) (“Discovery Harbour” or the “Company”) announces that Michael Senn has resigned as a director and officer of the Company in order to pursue other business opportunities. Mark Fields, Interim President and CEO, commented “Mike Senn has been a key contributor to Discovery Harbour since it was founded. On behalf of the Company I would like to recognize and thank him for his many contributions. We wish him all the best in his future endeavours.” On June 23, 2017, the Company announced that it had agreed to amend the outstanding unsecured convertible debenture in the principal amount of $100,000 issued to Richard Gilliam, a director and significant shareholder of the Company, to permit the debenture to be converted into units comprising shares and warrants. The amendment was subject to approval of the TSX Venture Exchange, which approval was not obtained. The Company will not proceed with that amendment. On July 14, 2017, Richard Gilliam agreed to advance $80,000 USD to the Company for working capital. The loan is unsecured and is not interest bearing.

ON BEHALF OF THE BOARD OF DISCOVERY HARBOUR RESOURCES CORP.

Mark Fields, P.Geo.,
Interim President, CEO and Director

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture
Exchange) accepts responsibility for the adequacy or accuracy of this release.