Contractors Working Group
The Contractors Working Group brings together professionals building infrastructure projects, ensuring ISC’s tools and guidance reflect real-world conditions and project delivery experience.
What the Group is working on in 2026
• Articulating the value of IS Ratings, including cost, benefits and social license
• Assessing alignment between IS Rating v2.2 and AASB S2 climate reporting requirements
• Reviewing ISC’s Learning and Development offerings
Current Progress
The Group has met regularly since March 2026 to explore the value of IS Ratings, climate reporting alignment and industry capability needs. An initial review of ISC’s Learning and Development offering has been completed, with further work underway across the remaining priority areas.
Committee members
- Cameron Ginn – National Value Chain Emissions Manager at Fulton Hogan
- Dale Thomas – Environment and Sustainability Manager at Downer EDI Ltd
- Sam Donaldson – Hub Sustainability Leader at Laing O’Rourke
- James Braham – Group Manager Environment & Sustainability at Downer EDI Ltd
- Szeto Yanweng – Senior Sustainability Advisor at Gamuda
- Dan Cahill – BMD Constructions & Urban
- Melissa Davies – General Manager Health, Sustainability and Climate and Group Manager Health, Sustainability and Climate at John Holland Group
- Mihir Patel – Group Environment and Sustainability Specialist at John Holland
- Chris Bourne – Head of Sustainability at Acciona
- Meaghan Costin –Sustainability Manager (Australia & NZ) at Acciona
- Matt Gorski – Regional Sustainability Lead – QLD, PNG, WA, SA & NT at CPB Contractors
- Jock MacFarlane – National Environment and Sustainability Manager at Georgiou Group
- Glenn Hedges – Sustainability Manager at Unityalliance (CPB Contractors)