Our leadership team

Our leadership team is responsible for ensuring that Terra's operations, strategy and partnerships integrate effectively to deliver outcomes.

David Zhang, Chairman

David is the Chairman of Terra Mining and holds primary responsibility for leading our Board. He oversees Terra’s governance, compliance and risk functions. 

With over forty-five years experience, David is a seasoned governance professional, holding Director and Chairman roles across a variety of industries including energy, finance and mining. Respected within boardrooms throughout the region, David’s expansive and storied international business career has seen him develop relationships with some of industry’s most recognisable market players and influencers.

Ree Dai, Managing Director

An experienced mining executive with diverse operating experience throughout South-East Asia and Australia, Ree Dai was appointed the Managing Director of Terra Mining in 2019. 

Having held senior management and executive roles for a variety of mining operations in Australia, Africa and Indonesia, Ree has considerable experience in the realisation of successful greenfields projects. His time as the President Director and Chief Executive Officer of PT Bukit Makmur Istindo Nikeltama (Bumanik), and as the owner and Principal of PT Bright Wit Investment Holdings has seen Ree gain fence-line experience in the management of complex corporate requirements. Having also worked for NRW Holdings as the Chief Representative for Chinese Marketing, Ree brings to Terra a balance of executive experience within industry and an extensive, well developed network within the region. 

Peter Ernest Wong, Chief Financial Officer

Terra Mining’s Chief Financial Officer, Peter brings a wealth of international experience in financial control and auditing to the team. A Chartered Accountant, Peter’s expertise in risk identification, mitigation and management has seen his involvement span across a variety of key senior roles in the United Kingdom and Hong Kong in his thirty-year career. 

His fields of speciality have seen him work extensively within securities and commodities trading. Prior to joining the Terra team he was the Head of Regional Internal Audit for Jardine Lloyd Thomson throughout Asia.  

Andrew Theobald, Project Director

The consummate modern mining professional, Andrew’s background in large scale open-cut operations stretches back almost 25 years. Commencing originally with BHP in Western Australia, Andrew’s career has seen him oversee projects in Australia, Serbia, Saudi Arabia, South Africa and Fiji. 

His broad understanding of technical operations in diverse conditions is backed by his key executive and managerial knowledge. Having successfully delivered diverse projects with values over $1B AUD, Andrew specialises in greenfields mining project development, deploying his skills to nurture projects from their infancy through to production maturity.  

Barry Cook, Chief Operations Officer

Barry is an engineer with a difference. Following graduation from Melbourne University, Barry followed his passion for plant and equipment maintenance, pursuing professional opportunities that have seen him gain experience within industry nationwide. 

Having held senior roles across maintenance, business development and operations management across Australia, today Barry is responsible for ensuring the integrity of our asset management planning across all operations.  

Dave Tilbrook, Executive Consultant

Dave is an executive consultant with Terra with a broad portfolio covering infrastructure supply chain management and resourcing.  A Director of Trinvest REI Asset Management, Dave’s broad experience is deployed in assisting Terra to ensure site logistics and infrastructure remains in excess of the highest industry standard. 

Dave’s technical experience is complemented by his substantial managerial and executive background, having previously been an EGM of EMECO’s Australian assets and a mining strategy executive with governance responsibilities for publicly listed holding companies.