OceanaGold evolved out of the gold-production assets of Gold and Resource Developments Limited in 2003 with a diverse portfolio of assets in the South Island of New Zealand. In 2006, OceanaGold acquired the Didipio Project in the Philippines through the merger with Climax Mining.

In 2015, OceanaGold expanded its footprint in New Zealand with the acquisition of the Waihi Gold Mine in the North Island as well as took ownership of the Haile Gold Mine through the takeover of Romarco Minerals Inc. OceanaGold also made a strategic investment in TSXV-listed Gold Standard Ventures.



Commenced Joint Venture with Renaissance Gold for Spring Peak and Fat Lizard gold projects in Nevada, USA
Received permits for Martha Underground Expansion project at Waihi
Reported initial high-grade resource for Wharekirauponga Exploration Project in New Zealand
Commenced Joint Venture with American Pacific Mining Corp. for Tuscarora Gold Project in Nevada, USA
Commenced Joint Venture with Rio de Oro S.A. for the Pedernales and Santa Teresita projects in Argentina


Commenced commercial production from Didipio Underground Mine
Commenced Joint Venture with Bravada Corporation for Highland Gold/Silver Project


Commenced the Reefton Restoration Project (mine closure program) in New Zealand
Commenced commercial production at Haile Gold Mine
Completed production of the Didipio Open Pit Mine in the Philippines


Made strategic investment in NuLegacy Gold
Delisted from the New Zealand Stock Exchange
Completed mining operations at the Globe Progress Mine in Reefton, New Zealand


Acquired Waihi Gold Mine from Newmont Mining Corp. in New Zealand
Acquired Romarco Minerals Inc. and continued development of the Haile Gold Mine in South Carolina, USA
Made strategic investment in Gold Standard Ventures
Commenced development of Didipio Underground Mine in the Philippines


Made strategic investment in Locrian Resources Inc.


Didipio Open Pit Mine in the Philippines commenced commercial production


Didipio Project mine construction in the Philippines recommenced


Frasers Underground Mine at Macraes in New Zealand commissioned
Didipio Project in the Philippines placed under care and maintenance in response to global financial crisis


OceanaGold Corporation incorporated and listed on Toronto Stock Exchange
Globe Progress Mine at Reefton in New Zealand commissioned


Didipio Gold-Copper Project in the Philippines acquired through merger with Climax Mining Limited


OceanaGold Limited listed on Australian Stock Exchange and New Zealand Stock Exchange


OceanaGold Limited established


Reefton Goldfield in New Zealand acquired from CRA Limited


Macraes Mining Company Limited commenced gold production at Macraes in New Zealand