Group Executive Committee

Career and experience

Alistair joined SSE in 1997 and possesses extensive knowledge of the Group, having held senior roles across multiple business areas. Prior to joining the Board in 2002 as Energy Supply Director, Alistair was Director of Corporate Finance and Business Development. In 2010, he became Generation and Supply Director, before his appointment as Deputy Chief Executive in 2012 then Chief Executive in 2013. Alistair is a fellow of the Energy Institute and a Chartered Accountant.

Career and experience

Gregor joined SSE in 1990 and has been Finance Director on the Board since 2002. Prior to being appointed as Finance Director, Gregor worked in senior finance roles and led specialist teams including as Group Treasurer and Tax Manager. Gregor has also served on the Boards of SSE’s networks businesses over a number of years. He is a Chartered Accountant and member of the Accounting for Sustainability (A4S) CFO Leadership Network.

Career and experience

Martin joined SSE in 1998 as an energy trader, which was followed by a series of commercial roles before becoming Managing Director, Energy Portfolio Management, and a member of SSE’s then Management Board in 2012. In 2014, he was appointed Managing Director, Wholesale, and a member of SSE’s Group Executive Committee. In 2017 he joined the Board as Group Energy Director, a role which was expanded to Group Energy and Commercial Director in November 2020. This role was re-titled Chief Commercial Officer in March 2022.

Catherine has been MD, SSE Thermal since April 2022, and brings extensive operational and commercial experience from her previous roles in the international mining firm Barrick Gold where she was both Chief Operating Officer for North America and Chief Financial Officer. Prior to this, Catherine was a Managing Director and Fund Manager at BlackRock, one of the world’s largest fund management companies.

Career and experience

Chris has been MD, SSEN Distribution since November 2020, following an extensive career in transport where he held several MD and Group level operational and commercial leadership positions, including with Arriva, The Go-Ahead Group and Railtrack. Chris also brings wider sector experience having been a non-Executive Director with OFWAT and as Chair of the Rail Delivery Group trade body.

Career and experience

Rob has been MD, SSEN Transmission since January 2019, having joined SSE in 1997 and holding a number of senior roles within the Group Regulation function. Prior to his current position, he was MD, Corporate and Business Services covering Legal, Regulation, Compliance, Safety and Large Capital Projects Services across SSE.

Career and experience

Stephen has been MD, SSE Renewables since January 2022 having previously held the roles of MD, SSE Thermal and MD, SSE Ireland. Prior to SSE, he was part of the management team that grew the Airtricity renewable energy platform before SSE acquired it in 2008. Before joining Airtricity, he spent over 10 years working with ABB and Siemens internationally.

Career and experience

Sam joined the Group Executive Committee in April 2020 and leads SSE’s teams overseeing corporate strategy, government and regulatory affairs, communications, brand, and local project communications. Prior to joining SSE in 2011, he directed government affairs at Ofgem and worked at leading communications agency Edelman, as well as in Parliament and in Government.

Career and experience

John has been Director of HR since joining SSE in July 2009. Prior to this he worked in a broad range of senior management roles in the energy and water sectors and has experience of working in both the UK and in the US. He oversees all areas in relation to SSE’s people including talent and capability, training and development, employee engagement, and inclusion and diversity.

Career and experience

Liz is a barrister who joined SSE in 2002, as part of the acquisition of Neos Networks. Since then, Liz has held a variety of legal and commercial roles within a number of different SSE Group companies and was appointed to the Group Executive Committee as Group General Counsel in March 2019. As Group General Counsel she oversaw the corporate functions of Legal, Ethics & Compliance, Data Protection, and Large Capital Project Services. In August 2023 Liz was appointed to the joint role of General Counsel and Company Secretary, adding the corporate function of Company Secretariat to her remit.