Construction & Demolition Waste


1 hour and 15 minutes

Sponsored by:


C&D represents a third of all waste in Australia. This session will look at the current challenges and risks with C&D waste and where the best recycling and re-purposing opportunities lie.  



Marc Stammbach
Managing Director
HZI Australia

Marc Stammbach is a Chemical Engineer and holds a Doctorate in Science from ETHZ, Zurich, and a Business Degree from IMD, Lausanne, Switzerland. Marc designed, marketed and built recycling and processing facilities for more than 30 years in environmental and large-scale investment industries in Australia and Europe. His resource recovery experience includes new projects totalling over 1.3 Mio tons per year of residual waste-to-energy capacity. The most recent project in is the 300,000 tpy East Rockingham WtE project firing up in mid-2022. Today, he manages the local subsidiary of HZI to deliver WtE solutions to the Oceania market.


Nathaniel Smith
General Counsel & Company Secretary
Tellus Holdings Group

General Counsel & Company Secretary (Tellus Holdings Group) Nathaniel is an experienced lawyer having practised across the globe in a wide range of legal areas and industries. Prior to joining Tellus, Nate was a senior counsel for UPS in Atlanta (USA), where he led the legal teams for various areas of a multi-billion dollar business, including global M&A, UPS’s venture fund, procurement, compliance, certain key customer contracts and UPS’s Emerging Markets business unit. Nate also was the acting corporate secretary and senior legal counsel for Ware2Go, a technology and logistics venture backed by BCG Digital Ventures. Before moving in-house, Nate worked for the global law firms of Sullivan & Cromwell (in Sydney and the U.S.) and Latham & Watkins (in London and the U.S.), focusing on corporate matters, particularly finance, governance and securities. He was a business strategy consultant for IBM prior to attending law school. Nate holds a Juris Doctor with High Honours from Emory Law School and a Bachelor of Arts in Foreign Affairs with Distinction from the University of Virginia. He is qualified to practise law in New South Wales, California and Washington, D.C. and is a former adjunct professor on international legal transactions at Emory Law School.

Presentation: How to reduce risk and litigation around C&D projects

Cherie Lee
Maxen Consulting Group

Cherie is a Fellow of Engineers Australia with expertise in systems engineering, design management, project management, policy and governance of major infrastructure projects. Cherie started her professional career in 1999 in New Zealand before moving into infrastructure in Hong Kong, United Kingdom and Australia. Cherie focuses on practical ways to improve decision frameworks, identifying and implementing innovation and increasing industry capabilities. Cherie’s the Managing Director of Maxen Consulting Group which is investing in user-driven technology to support sustainable practices.

Presentation: Use, Reuse, Re-purposing and Recycling opportunities for the Construction and Demolition Industries

Jack Manning
Sustainability Manager
South Eastern Program Alliance 

Jack Manning is an engineer with an MBA and 15 years experience as a sustainability professional. He is Sustainability Leader at the South Eastern Program Alliance with Laing O’Rourke. 

Presentation: The road from material selection to Waste as an Asset

Tony Aloisio

Tony Aloisio, Ecologiq’s Project Director, is an infrastructure industry leader who is passionate about sustainability and an enthusiastic advocate for a purposefully greener future. Inspired by the opportunity to build a society where sustainability philosophies are put into action through effective carbon reduction strategies and a focus on building a robust a circular economy, in 2018 Tony completed the University of Cambridge’s sustainability leadership program. As a result, he combines his understanding of international best practise in sustainability with an in-depth knowledge of the local infrastructure construction industry. Prior to joining Ecologiq, Tony spent eight years with Fulton Hogan Australia where he designed, developed and attained board-endorsement for their corporate sustainability strategy which encompassed UN sustainable development goals, a targeted carbon emissions reduction program and recycling initiatives. Tony also took on key roles in the delivery of a range of largescale projects for Boral Asphalt, including the $2.5 billion Eastlink project. Tony leads a dynamic team at Ecologiq, who aim to optimise the use of recycled and reused materials on Victorian infrastructure projects, change the approach to technical standards and specifications and build market capacity and capability.

Presentation: How Ecologiq is driving Victoria’s circular economy using road and rail projects