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Board of Directors

Wesley Maas

Chief Executive Officer and Managing Director

  • Wes Maas is the Founder and has been actively involved in the business since its inception. He has been instrumental in developing MAAS Group into the leading independent construction materials, equipment, services and property provider it is today.
  • Wes brings over 18 years experience in the construction and services industries to MAAS Group.
  • Mr Maas has been responsible for ingraining the values and creating the culture of the MAAS Group that underpins its strong identity.

Stephen Bizzell

Non-Executive Chairman

  • Stephen was appointed to the Board as part of the IPO of MAAS Group.
  • He brings over 25 years experience in the mining, energy, and financial services sectors.
  • Stephen is chairman of BCP and is also a director of Armour Energy Ltd (ASX: AJQ); Laneway Resources Ltd (ASX: LNY); Renascor Resources Ltd (ASX: RNU) and Strike Energy Ltd (ASX: STX).
  • Stephen is a former director of Queensland Treasury Corporation, is currently a board trustee of Brisbane Grammar School and a member of the Queensland Advisory Board for Starlight Children’s Foundation.
  • Stephen has extensive governance experience having served as a director or chairman of 14 ASX listed companies and was previously an executive director of Arrow Energy for 12 years until its takeover in 2010, a co-founder and director of Bow Energy until its takeover in 2012 and a co-founder and director of Stanmore Coal until its takeover in 2020.
  • He holds a Bachelor of Commerce from The University of Queensland.

Stewart Butel

Independent Non-Executive Director

  • Stewart was appointed to the Board as part of the IPO of MAAS Group
  • Stewart has more than 40 years of experience in management and board roles in the resource industry in New South Wales, Queensland and Western Australia.
  • Stewart joined Wesfarmers Limited in 2000 and was managing director of Wesfarmers Resources between 2006 and 2016.
  • Stewart is a past director of a number of ASX listed and unlisted companies including Duet Group Ltd (ASX: DUE), Gladstone Ports Corporation, RPM Global Ltd (ASX: RUL), and was past Chairman of Stanmore Coal Ltd (ASX: SMR).
  • He is past President of the Queensland Resources Council, served on the board of the Minerals Council of Australia and other resource industry bodies.
  • Stewart holds a Bachelor of Science (Geology) and has professional qualifications in mining and business, and has completed the Advanced Management Program at Harvard Business School.

Neal O’Connor

Independent Non-Executive Director

  • Neal was appointed to the Board as part of the IPO of the MAAS Group.
  • Neal has over 30 years experience in law as well as extensive experience in the resource industry and will bring an added focus on corporate governance and risk management to the Board.
  • Neal is currently a non-executive director of Mitchell Services Ltd (ASX:MSV) and acts as a consultant to Carter Newell Lawyers.
  • Neal is a former director of Stanmore Coal Ltd (ASX:SMR) and was previously General Counsel, Company Secretary and an Executive Committee Member of Xstrata Holdings Pty Ltd and Xstrata Queensland Limited.
  • Neal is a Solicitor of the Supreme Court of Queensland, Solicitor of the High Court of Australia, Solicitor of the High Court of England and Wales, and a member of the Australian Institute of Company Directors.

Michael Medway

Non-Executive Director

  • Michael has worked in the professional accounting industry for almost 30 years in. He has been a Chartered Accountant for over 20 years and his background has seen him work across various firms in Sydney and Regional NSW.
  • As the principal of Lincoln Partners Dubbo and later a director of Lincoln Partners Pty Ltd, Michael has acted as the external accountant for Wes Maas and his companies since 2002 and MAAS Group upon its formation. Michael retired from Lincoln Partners Pty Ltd in June 2020 and was subsequently appointed to the Board.
  • Michael holds a Bachelor of Business (Accountancy) from The University of Technology, Sydney



  • David is a highly experienced executive with over 30 years of experience in the property industry
  • He is currently the Chief Development Officer for the Port of Brisbane, overseeing the planning, development and ongoing portfolio management of a diverse property portfolio, consisting of a range of land uses which include industrial, transport operations, marine infrastructure, retail/commercial, and environmental buffer areas.
  • David holds a Bachelor of Applied Science, Built Environment from Queensland University of Technology, Graduate Diplomas in Project Management and Urban and Regional Planning and has completed the Executive Management Program at Wharton Business School, University of Pennsylvania.