Rachel Capon

Sustainability Programme Manager, UK Concrete

Rachel Sayers

Partner, Feilden Clegg Bradley Studios

Rafael Delimata

Project Manager, Bow Tie Construction

Rahul Sathyan

Managing Director, Smart Energi Hub Ltd & Chamber-X-Investment

Ramin Hakimov

Head of Commercial & Policy Engagement, Allume UK | SolShare

Rashida Kutubu

Senior Retrofit Manager, Peabody Group

Rebecca Cooper

Thematic Group Coordinator, ACAN (Architects Climate Action Network)

Rebecca Turner

Head of Net Zero Solutions, Bureau Veritas

Ren DeCherney

Director Built Environment, Cradle to Cradle Products Innovation Institute

Richard Jack

Technical Director, Build Test Solutions

Richard Lankshear

Programme Director, Future Homes Hub

Richard McWilliams

Founding Director, Tennex

Richard Nelson

Co-Founder, Don't Waste Buildings

Richard Quartermaine

Head of Sustainability, Urban and Civic

Richard Smith

Head of Standards, Innovation and Research, nhbc

Robert Moorcroft

Energy and Climate Change Technical Advisor, Mineral Products Association

Rory Mathews

Programme Manager, Greater Manchester Combined Authority

Ross Armstrong

Chief Executive, WarmWorks

Rt Hon Chris Skidmore

OBE, Former UK Energy Minister, Chair of the Climate Action Coalition, Working Group Chair, UK Transition Finance Council

Ruby Sleigh

Ecology Thematic Workgroup Coordinator, ACAN

Ryan Ferrier

Kier

Sabrina Doshi

Policy Analyst, National Energy Action

Sal Wilson

Cofounder and Director, Home Energy Action Lab

Sally Godber

Coaction Training CIC -, Peter Warm

Sam Cheema

Director, HEMS, Centrica Hive

Sam Hart

Associate Director Manufacturing & Housing, Built Environment- Smarter Transformation

Sandra Sezgin

Senior Sustainability Manager, British Land

Sara Edmonds

Co-director, National Retrofit Hub

Sarah Castle

Director, IFDO

Sarah Colwell

Head of Technical Standards and Delivery, BRE Global

Sarah Price

Director, Spruce Retrofit Consulting Ltd

Saskia Manson

Founder, Re:NEW

Saul Humphrey

Senior Vice-President, Chartered Institute of Building (CIOB) and Professor of Sustainable Construction, Anglia Ruskin University

Seb Laan Lomas

Associate, Architype and Perform+

Selvin Brown

Director for Net Zero Buildings, DESNZ

Sem Lee

Founder, OURI Labs

Silvie Jacobi

Project Manager, Tipping Point East

Simeon Perry

Head of ESG, Efficiency North  Leeds City Council

Simon Ayers

Chief Executive, TrustMark

Simon Corbey

CEO, ASBP

Simon Rayner

Policy Analyst, Climate Change Committee

Smith Mordak

Architect- Engineer- Writer

Sophie Davies

Part II Architectural Assistant, StuCAN / Studio Partington

Sophie Norton

Retrofit information support and expertise (RISE) Senior Sustainability Consultant, RISE

Steph Dylak

Programme Manager (Retrofit), Greater Manchester Combined Authority

Stéphanie Ah Tchou

Culture Change Lead, Energiesprong UK

Stephen Duce

Operations Manager, Hardscape Group Ltd

Stephen Hill

Stephen Hill, Associate Director, Arup

Steve Gapik

Managing Director, Soltherm External Insulations

Steve Gilchrist

Director, Propetual

Steve Hunt

Director of Operations and Business Development, Ener-Vate

Steve Sze

Real Estate & Housing Associate Director, Lloyds

Steve Wilkinson

Chief Revenue & Growth Officer, Evinox

Sue Riddlestone OBE

CEO & Co-Founder, Bioregional

Suzanne Davenport

Associate, Studio Partington

Swenja Surminski

Professor, Managing Director Climate, Marsh

Syreeta Bayne

Head of Social Value and Sustainability, Muse

Talisa Denny

Project Coordinator, National Retrofit Hub

Tania Jennings

Net Zero Carbon Manager, Climate Resilience, Lewisham Council

Tara Clinton

Associate, Arup

Taran Livingston

Director of Planning, LUC

Tessa Tricks

Programme Lead - Nature Based Neighbourhoods, Wates Family Enterprise Trust

Thomas Hesslenberg

Associate, The Engineers Reuse Collective

Thomas Yunqing Bai

Associate Landscape Architect, Practice BIM Lead, Ares Landscape Architects, Member, Landscape Institute's Knowledge and Practice Committee

Tim Crabtree

Director, Wessex Community Assets

Tim Meanock

Co-Founder & CEO, Risehem Energy Limited

Tim Rippon

Associate Director UK Net Zero Programmes, Tuner and Townsend

Tim Waterman

Professor of Landscape Theory, University College London

Tina Paillet

Co-Founder, Circular Do Tank and CEO, Circotrade

Tom Seath

Sustainability Manager, John F Hunt

Tony Day

Energy Research Consultant and Lead Author on CIBSE TM67 Electrification of Buildings for Net Zero, independent

Valentina Marincioni

Technical Director, UK Centre for Moisture in Buildings

Vanessa Champion

Founder / Editor, Journal of Biophilic Design

Vasilis Giannopoulos

Commercial Specifications Consultant, Internorm

Victoria Burrows

Strategic Partnerships & Insights, KOMPAS VC

Vincent MacDonald

Thematic Workgroup Coordinator, ACAN

Will Arnold

Head of Sustainable Materials, Useful Simple Trust

Will Bury

Senior Sustainability Consultant (LCA), Envision

Will Rivers

Associate Director, The Carbon Trust

Will Swan

Director of Energy House Labs, University of Salford

William Browning

Partner, Terrapin Bright Green

Yetunde Abdul

Director of Industry Transformation, UK Green Building Council (UKGBC)

Zachary Gill

Net Zero Technical Analyst, Energiesprong UK

Zakary Campbell-Lochrie

Lecturer in Fire Science, The University of Edinburgh

Zoe Watson

Senior Consultant - Bioregional and Trustee of UK Architects Declare, Architects Declare Trustee