Follow the leaders: This week’s executive appointments


Keep up with the latest executive movements across the mining sector, including at Newcrest Mining, Australian Rare Earths, American Rare Earths and more.

Newcrest Mining non-executive chairman and non-executive director Peter Hay has signalled his intention to retire after the annual general meeting.

The company has appointed non-executive director Peter Tomsett to Hay’s role effective from the annual general meeting.

Tomsett joined Newcrest’s board in September 2018 and also serves as a member of the audit and risk committee, safety and sustainability committee and nominations committee.

He brings extensive gold mining business experience to the non-executive chairman role and has served in similar roles for Kidston Gold Mines, Equinox Minerals and Silver Standard Resources. He also spent most of his recent career in North America and holds both Australian and Canadian citizenship.


Australian Rare Earths has hired Don Hyma as managing director (MD) of the company, bringing more than 30 years of global mining and resource experience.

Hyma has worked as director projects for Fortescue Metals Group, vice president projects for Rio Tinto, technical director and Mitsui & Co and in senior management roles for Falconbridge (now Glencore).

The company stated Hyma aligns with its vision on what it is looking for in a successful candidate to progress its flagship Koppamurra project into production, which spans across the South Australian and Victorian borders.

Hyma holds Bachelor of Mining Engineering, Master of Engineering in Mining Processing and an International Executive Management Diploma from INSEAD.

He previously served as a non-executive director for gold-copper exploration company Sunstone Metals and is currently part of the advisory board for Caravel Minerals.


American Rare Earths has appointed Chris Gibbs as MD, chief executive officer (CEO) and board director from November 1, 2021.

The company stated Gibbs would be joining it during a time of “significant growth” as it lists on the US over the counter (OTC) markets.

Keith Middleton has stepped down as CEO and MD but is set to remain a member of the American Rare Earths team and a senior member of its board.

Middleton will remain in Australia to conduct investor relations, strategic matters and business development for the company through a transition period going into 2022.

Gibbs joins American Rare Earths after working for Argonaut Gold and brings 28 years’ experience in the resources sector.


New Talisman Gold Mines director Murray Stevens has retired from the board after five years of service effective immediately.

Stevens has been associated with New Talisman since it was listed in 1987 and played a key part in acquiring the permit for the Talisman gold project in New Zealand when the company was named heritage Gold.

New Talisman Gold is a dual listed company in Australia and New Zealand. The Talisman project is historically the most productive gold mines in New Zealand.

The company has started prospecting and upgrading activities to increase its overall exploration target.


Macmahon chief financial officer Peter Pollar has indicated he will retire from the role in November 2021 to spend more time with his family in Melbourne.

Pollar will remain at the company in 2022 to support senior management and the board during a transition period to the next chief financial officer.

The company has appointed deputy chief financial officer Ursula Lummis for the chief financial officer role.

Lummis has worked with Macmahon’s senior management and board for three and a half years.

Macmahon stated her financial and operation experience makes her the ideal successor to Pollar.


Mayur Resources has appointed Kerry Parker as chief financial officer and company secretary.

Parker brings financial and commercial experience to the company as it looks to become a major minerals and energy producer in Papua New Guinea.

He brings almost 30 years’ industry experience and has previously held the roles of chief executive officer, chief financial officer and company secretary for ASX-listed resources and energy companies.

Parker has been involved in both the early stages, development and operation of mining projects.

Mayur chief financial officer and company secretaries Stephen Kelly and Jonathan Hart will step down from the role upon Parker’s appointment.

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