Meet the team

Marcus Hunt

Business Development Director

Marcus leads our Commercial Services and Investments business with over 20 years’ experience in both regulated and non-regulated utility businesses both in the UK and US having previously worked for Thames Water and Veolia. Prior to joining SGN, Marcus spent five years with KPMG’s Infrastructure Advisory Practice, advising utility clients on a range of commercial and regulatory issues.

Alan Midwinter

Head of Biomethane

Alan is a degree-qualified engineer who has worked within the gas industry for over 40 years, in both operational and senior management roles. During his career, Alan has gained a broad depth of knowledge within the gas sector.

Alan has led many award-winning projects and was IGEM’s Gas Industry’s Engineer of the year in 2015.

He has been at the forefront of developing the biomethane industry within the UK since its inception in 2009 and is now considered one of the country’s leading experts. A member of the Institute of Engineering Technology, Alan is also panel member on the Biomethane technical working group at the Energy Network Association (ENA) and sits on the Anaerobic Digestion and Biogas Association’s (ADBA) advisory board. 

Robert Instrall

Head of Metering & Deminimis

Rob is currently responsible for the commercial delivery of our existing Gas Metering and ‘De-minimis’ contracts. He is also responsible for seeking out new opportunities in these areas.

He has been in his current role since April 2018 having been with SGN since its formation in 2005.

He has fulfilled numerous other roles at SGN and across the gas industry, including managing SGN’s 24/7 operational call centre (OCC) and managing SGN’s regulated gas connections business.

Bob Smyth

Lead Business Development Manager, Alternative Heat Solutions

Bob has intimate commercial and technical knowledge in heat networks acquired from an extensive career working for British Gas, Centrica, Transco, National Grid and now SGN Commercial Services. He is currently developing waste energy capture and storage solutions for zero or low carbon energy for retrofit and new property development.

Craig Clark

Senior Commercial Manager

Craig is responsible for the commercial management and growth of the Green Gas Solutions business unit within the wider SGN Commercial Services Renewable Development team.

Craig is a Chartered Member of RICS.  

Craig graduated in 2004 with BSc Hons in Quantity Surveying and has held various QS and commercial roles in construction, rail and civil engineering sectors, both in the UK and abroad.

Duncan Cook

Contracts & Operations Manager

Duncan is a senior manager in the Green Gas Solutions team with overall responsibility for the operation and maintenance of SGNCS portfolio of biomethane sites.

He joined the biomethane team in 2014 and has been involved with a wide range of biomethane projects since. Duncan started work in the gas industry in 1992 as a British Gas apprentice and subsequently held several operational, contract and commercial management roles.

Duncan continues to act as a senior manager on SGN’s operational gas emergency standby rota.

Saravanan Singaram

Compliance and Quality Manager

Saravanan is a Compliance and Quality Manager with a focus on our biomethane activities.

Saravanan specialises in safety culture transformation, implementing robust systems to monitor performance and provide assurance that the processes intend to achieve legislative compliance, manage our risks and to deliver our essential business outputs and obligations which are efficient, effective and reliable.

Susie Goss

Metering Support Manager

Susie manages the Meter Asset Management (MAM) Team in Horley office. Her team is responsible for providing focused and robust support services to customers, ensuring the delivery of key gas metering contracts.

Susie has been in her current role since 2012, having joined SGN in 2006. She has worked in the gas industry for 30 years and has held a variety of roles in British Gas, Global Gas and Transco.