leadership team

Murray Cook was appointed Chief Executive Officer at Arc Infrastructure on 1 January 2020.

Murray Cook has spent over 20 years developing broad business experience in the resources and infrastructure sectors. He was previously Executive Director at Arc Infrastructure following two years as Vice President Operations at Brookfield Infrastructure Group Australia, the parent company of Arc Infrastructure. 

Prior to his role at Brookfield, Murray spent five years with Brookfield Rail in the senior positions of General Manager Finance and General Manager Strategy and Development.

Murray commenced his career with KPMG’s taxation practice and subsequently held senior positions in operational, commercial and project areas at Alinta, WestNet Infrastructure Group and Fortescue Metals.

He holds a Bachelors of Laws and Commerce from Murdoch University and a Graduate Diploma in Finance and Investment (FINSIA). He is a Graduate of the Australian Institute of Company Directors

Jessica Tiwade was appointed General Manager People, Governance & Risk at Arc Infrastructure in 2021 after previously holding the Head of Governance & Risk role.

As General Manager of Governance & Risk and People teams, Jess is helping to drive a strong proactive risk culture by partnering with all functions within Arc to support effective risk management; the development and management of HR systems to support all employees; training and development of Arc workers; reduction of harm to people and environment; strengthening governance and assurance; and ensuring that all regulatory and compliance requirements are met.

With over 20 years’ experience, Jess brings experience from various governance, risk, assurance, compliance and accounting roles, across infrastructure, health and mining industries, including at Silver Chain Group, Rio Tinto and Clough Engineering.

She holds a Bachelor of Business with a Double Major in Accounting and Marketing, Graduate and Fellow of the Governance Institute of Australia and member of Chief Executive Women.

Nathan Speed rejoined Arc Infrastructure in 2019 bringing with him extensive experience in strategic management, sales and business development, customer relationship development, contract management and financial analysis.

As General Manager Commercial and Development, Nathan oversees the Commercial and Regulation, Development and Legal teams.

Most recently, Nathan spent five years in the air transport industry, as Commercial and Projects Consultant for Perth Airport, and Commercial Director, Asia Pacific with CHC Helicopter, the world’s largest helicopter services company.

From 2008 to 2013, Nathan held senior commercial roles with Brookfield Rail – predecessor of Arc Infrastructure – gaining significant experience in the rail sector across commercial agreements, financial assessments, budgeting, reporting and compliance.

Nathan holds a Bachelor of Commerce with Honours, with majors in Commercial Law and Economics, a Diploma in Frontline Management, and a Graduate Certificate in Applied Finance.