Gabrielle has lead BT's environmental sustainability programme since 2009. Her work has spanned developing BT's carbon targets - BT's 1.5°C science-based target and abatement target for BT’s products and she is responsible for BT’s climate and environment strategy. Gabrielle developed BT’s environmental sustainability supply chain engagement programme and is currently working with the 1.5°C Supply Chain Leaders initiative on the SME climate hub. Gabrielle represents BT in external fora such as WBCSD and We Mean Business, and chairs the UNFCCC Momentum for Change Advisory Panel. She has previously held roles in public affairs and programme management and has an MA from SAIS Johns Hopkins University.