Corporate Profile

Company Directors And Officers
Mark Stowell Non-Executive Chairman
David Frances Non-Executive Director
Richard Caldwell Non-Executive Director
Natalie Dawson Non-Executive Director
Keith Bowker Company Secretary
Registered Office

Suite 2, 20 Howard Street,
Perth, Western Australia 6000

Telephone +61 8 6144 0590

Australian Securities Exchange (ASX)

Symbol SUH
Share Registry


Level 5,
191 St Georges Terrace

GPO Box 5193

Telephone 1300 288 664

Shareholders can easily and efficiently manage their holdings via Automic’s secure and highly accessible online investor portal. The portal provides, among other things, an online interface to update and manage shareholder details, view balances and transaction history.

Shareholder Registration Online

Shareholders that are not already a user of Automic’s investor portal may visit  and signup to register their details using the two simple steps provided in the setup process.

Shareholders with any queries in relation to their Southern Hemisphere holding are advised to contact Automic at or phone them on 1300 288 664 (within Australia) or +61 2 9698 5414 (outside Australia).

Shareholder Communications Options

Legislative changes made to the Corporations Act 2001 (Cth) effective from 1 April 2022 means that there are new options available to shareholders to elect how to receive shareholder notices (such as meeting documents, dividend statements and annual reports).

  • We will no longer send you physical meeting documents unless you request a copy to be posted.
  • You can make a standing election to receive some or all of your shareholder notices  in physical or electronic form.

We encourage you to provide your email address so we can communicate with you electronically when shareholder notices become available online.

To review or update your current communication preference, simply log on to our share registry’s website that can be used with your portfolio login details or your Shareholder Reference Number (SRN) or Holder Identification Number (HIN).

If you are unsure about anything regarding your shareholding please contact our share registry.


PKF Perth
Level 5, 35 Havelock Street
West Perth, Western Australia 6005

Directors’ Profiles

Mark Stowell

Non-Executive Chairman

Mr Stowell is a Chartered Accountant with over 20 years of corporate finance and resource business management experience.  He served as manager in the corporate division of Arthur Anderson and subsequently in the establishment and management of a number of successful ventures as principal, including resource companies operating in Australia and internationally.
Mr Stowell was a founder of Anvil Mining Ltd (DRC), a DRC copper explorer and developer, and on its board for seven years until 2000.  He was a founder and Non-Executive Director of Incremental Petroleum Limited, an oil and gas producer with operations in Turkey and the USA, until its takeover by a USA operator.  He was Chairman and founder of Mawson West Ltd, a copper producer and explorer which completed an IPO on the Toronto Stock Exchange in one of the largest base metal IPO’s of 2011.
Mr Stowell is also the Chairman of ASX listed Kula Gold Limited, a gold explorer in Western Australia.

David Frances

Non-Executive Director

Mr Frances is an International mining executive with a track record of developing and or transacting on assets in multiple countries. Most recently he was Executive Chairman at Tiger Resources (Democratic Republic of Congo) where he completed the restructure of both the Corporate and Operational teams.
Mr Frances also led Mawson West (TSX: MWE) from 2006 – 2012. He developed MWE from a Western Australian gold hopeful into a significant international copper producer, developer and explorer in the DRC. After delisting the Company from the ASX when it had a market capitalisation of ~$3 million then successfully completing a transaction with Anvil Mining and subsequently recommissioning and restarting the Dikulushi copper-silver mine as an unlisted public company. Mawson then listed on the TSX in one of the largest base metals IPOs in the world for 2011 with a market capitalisation of approx. $250 million.
Mr Frances also managed the South Australian office for Dominion Mining during the development of the structurally complex, high-grade Challenger gold mine.

Richard Caldwell

Non-Executive Director

Mr Caldwell has a strong background in advising many successful natural resource and high-tech Australian companies and assisting with public listing, equity capital markets and project development financing.
Mr Caldwell was formerly Head of Corporate Finance and Equity Capital Markets at StoneBridge, Head of Equity Capital Markets at Burdett Buckeridge and Young, and held a number of senior management positions at Citibank in Sydney and JP Morgan in London.
Mr Caldwell holds a Bachelor of Laws and a Bachelor of Economics from Sydney University. Until recently he was a Fellow of Macquarie University where he conceived and taught the Masters subject of Equity Capital Markets. He also has a Post Graduate Diploma in Finance from Finsia. In 2012, he was appointed as Chairman of the Ascham School Foundation, an unlisted public company. He retired from that role in 2019.
Mr Caldwell has also chaired and managed Greatcell Solar Limited, a high-tech solar company, from 2005 to 2018 in both executive and non-executive capacities.

Natalie Dawson

Non-Executive Director

Mrs Dawson is highly accomplished and experienced finance and commercial executive. Mrs Dawson has broad experience both domestically & internationally across a portfolio of sectors which includes major infrastructure & engineering projects, resource sector development and extraction (Mining & Mineral, Oil & Gas,) heavy industry & manufacturing, asset management & management (capital intensive businesses) supply chain, ports, marine assets & services, trade, renewable energy, technology, defence, and NFP.

Mrs Dawson has significant experience as a Director / CFO / Major Projects Commercial Director having had reporting lines to a Chairperson, CEO, COO & Boards in; global multinational publicly listed companies (Rio Tinto ASX50, BlueScope ASX50, Whitehaven Ltd AXS100, Macmahon ASX100 & Clough ASX200), large scale complex JV projects (the Chevron Exon Shell Gorgon LNG JV $50b Project & UBS REST JV $750m Renewable Energy Project) & private companies (Nippon Steel BlueScope P/L, Port of Brisbane & JV subsidiaries of Clough & Macmahon) across Australia, SEA (Malaysia, Indonesia, Thailand, Singapore, Vietnam, PNG), USA, Africa & Middle East, and IPO and start-up companies.

Mrs Dawson holds a Bachelor of Commerce and MBA and is known as a strategic thinker who has strong influencing skills, sound technical skills, wealth of experience & expansive network to leverage off in: Stakeholder Management both industry and community interest groups, Finance, Change & Transformation, Commercial Management, Supply Chain Management, Risk Management, Project Management & IT / Digital Transformation. A proven track record working with Boards, Executive Teams, & Stakeholders to take the Organisational vision & strategy through to commercial reality delivering both value & opportunities for long-term sustainability.

Mrs Dawson has been appointed as the lead director for the Los Pumas Battery Manganese Project.

Keith Bowker

Company Secretary

Mr Bowker is a qualified Chartered Accountant and holds a Bachelor of Commerce with Curtin University.
Mr Bowker has experience in company secretarial, corporate compliance and financial accounting matters.
Mr Bowker is also Company Secretary of ASX listed Kula Gold Limited, a gold explorer in Western Australia.