He is the principal of a corporate advisory company which provides financial and secretarial services specializing in capital raisings and initial public offerings. Previously Mr Middlemas worked for an international accountancy firm. His fields of expertise include corporate secretarial practice, financial and management reporting in the mining industry, treasury and cash flow management and corporate governance. Mr Middlemas is currently CEO and Company Secretary of Bauxite Resources Limited, and CFO/Company Secretary of RBR Group Limited, Alto Metals Limited and Enterprise Metals Limited.