Tech and Net Zero Conference 2025

Paisley Ashton Holt

Strategy& Sustainability Director, PwC

Paisley is a sustainability and strategy consultant specialising in the intersection of sustainability and digital transformation. She has worked with leading companies to use data, technology and innovation to accelerate decarbonisation and identify, measure and manage their impacts and dependencies on nature. Her experience spans supporting companies with their net zero transition, advising on emerging nature-related frameworks, guiding organisations on biodiversity and ecosystem considerations, and developing holistic sustainability strategies and measurement approaches. Passionate about practical solutions, Paisley brings both technical insight and strategic perspective to advance corporate action on nature and climate.

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George Barrett

Senior Sustainability Manager , VodafoneThree

George is the senior sustainability manager at VodafoneThree and is responsible for VodafoneThree’s carbon reduction programme and sustainability reporting. 

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Allan Bosley

Director, Public Affairs, Ark Data Centres

A career in marketing, project and management communications in both the private and public sectors; the last 16 years with Ark Data Centres and recently appointed Director Public Affairs, reflecting the increasing prominence and importance of the sector. Chair of techUK’s Data Centre Council.

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Chris Bowden

Founder and CEO, SQE

Chris Bowden is the founder and CEO of SQE (formerly Squeaky Energy) - an energy supply platform exclusively for industrial and commercial (I&C) users. Chris is a respected energy thought leader with more than 35 years’ experience in the industry. His expertise covers the UK corporate energy market, sustainability, renewable innovation, and futurism.
 
Chris pioneered the development of flexible electricity supply arrangements and completed Europe’s first corporate PPA in 2008 whilst CEO at Utilyx. Chris was also involved in the development of the UK pool, worked on the bond financing of Sutton Bridge, and held the position of CEO at Spenceram - a company that advised pension funds on investing in renewable energy.
 
Chris has experience in starting and building up companies for sale. He is an alumni of Harvard Business School, Cass Business School and Manchester University, and also attended the University of Singularity.
 

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Devrim Celal

Chief Marketing and Flexibility Officer, Kraken

Devrim is the Chief Marketing and Flexibility Officer at Kraken. Overseeing Kraken’s flexibility and product capabilities, the cloud-based flexibility platform controls and optimizes distributed energy resources such as batteries of all sizes, EVs, solar and wind generation or heat pumps with machine learning and AI to match electricity supply and demand, helping the electricity grid deal with the natural volatility of renewable generation. Kraken is currently contracted to manage over 42 GW of power.

Previously, Devrim was the CEO of Upside Energy, which was acquired by Kraken in 2020. Before starting Upside Energy, Devrim’s professional career saw him take up executive roles with blue chip management consultancies and finance companies such as Publicis Sapient, Kearney and Lansdowne. He also holds an MBA from Yale University. In 2023, Devrim joined the Elexon Board, which manages the Balancing and Settlement Code of Great Britain’s energy system, as a Non-Executive Director.
 

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Caroline Corbett-Thompson

ESG & Social Impact, Wise

Caroline Corbett-Thompson is ESG Manager at Wise, where she leads environmental and social impact initiatives. Over two and a half years, she has developed sustainability policies, managed regulatory compliance, and spearheaded a £2m+ carbon removal programme investing in nature-based solutions and community-focused projects in climate-vulnerable areas. She launched Wise's global partnership with the International Rescue Committee and made Wise the first member to join Frontier. Previously at Systemiq, Caroline is an experienced social entrepreneur who has founded multiple impact enterprises. She holds an MBA from IE Business School and combines strategic business expertise with sustainability leadership and regulatory knowledge.

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Katie Dawson

GIS Technical Director & Co-Founder, EcoSpatial Solutions Ltd

No bio provided

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Max Finney

Senior Sustainability Manager, Shoosmiths

Max is the Senior Sustainability Manager, responsible for all elements of Shoosmiths' sustainability programme including net zero, charitable donations and the Shoosmiths Foundation.
 
Prior to joining Shoosmiths, Max led sustainability strategy development and implementation across a variety of public and private industries including finance, healthcare, chemicals and pharmaceuticals.
 
Max has an Honours Degree in Physical Geography and a Masters Degree in Carbon Management from the University of Edinburgh.

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Andrew Griffiths

Director of Policy and Partnership, PlanetMark

Andrew Griffiths is Policy Director at Planet Mark, a net zero certification that supports organisations and real estate to measure and continually reduce carbon emissions and increase their social value. Andrew co-founded the Carbon Accounting Alliance (CAA) representing 1,000+ organisations in the industry. He also sits on Advisory Boards, Councils and Committees for the Institute of Directors (IoD), ISO Greenhouse Gas Management Standards, and UK-Government backed initiatives like UK Business Climate Hub and Project Perseus. Having delivered a TEDx talk on the power of meaningful networking, he is a big believer in the power of community and how it can be used to drive climate action.

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Rosie Helson

Senior Sustainability Consultant, Sage

Rosie brings 16 years’ experience in sustainability from within consultancies across London, Australia and Singapore, as well as corporates including Microsoft, British Airways and Sage. In her role as Senior Sustainability Consultant at Sage, Rosie leads corporate sustainability governance, as well as the development, prioritisation and cross-functional delivery of Sage’s sustainability strategy. Recognised for driving innovation and collaboration across FTSE 100 and Fortune 100 environments in the UK and APAC, she is currently spearheading the development of a colleague sustainability learning strategy, including on green coding and software operationalisation.

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Usman Ikhlaq

Programme Manager - Artificial Intelligence, techUK

Usman joined techUK in January 2024 as Programme Manager for Artificial Intelligence.

Prior to joining techUK, Usman worked as a policy, government affairs and public affairs professional in the advertising sector. He has also worked in sales and marketing and FinTech.

Usman is a graduate of the London School of Economics, BPP Law School and Queen Mary University of London.

When he isn’t working, Usman enjoys spending time with his family and friends. He also has a keen interest in running, reading and travelling.

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Grace Kendrick

Associate, Clean Energy & Infrastructure, Shoosmiths

I am a qualified solicitor working in the Energy & Infrastructure team at Shoosmiths.

Prior to this, I achieved a Distinction on the Legal Practice Course at the University of Law, a First-Class Honours History BA and a Law MA at the University of Bristol. 

Alongside my legal work, I have a passion for social and environmental change. I explored this by taking part in an internship with the Civil Service, in the International Climate Finance team at BEIS; and by volunteering for various social mobility causes during my degree. I continue to support social mobility causes through mentoring and supporting school programmes.

As a proactive individual, I thrive under pressure, excel in a team environment and pride myself in excellent time management.

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Humzah Khan

Legal Designer, The Chancery Lane Project (TCLP)

Humzah is a Legal Designer at The Chancery Lane Project (TCLP) - a global non-profit that supports organisations to reduce emissions using the power of contracts and legal documents. He applies design thinking to TCLP's organisational strategy, legal content and engagement services. Humzah has a law degree and a masters in global environmental law and governance. 

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Dr Robin Lamboll

Research Fellow, , Imperial College

Dr Robin Lamboll researches what humans emit into our atmosphere, what we might emit in the future, what effects it will have and what we can do about it.

Robin mostly works on open-source software and data analysis. Examples include calculating how much CO2 was can emit before the earth warms more than the Paris Agreement states; analysing relationships between known or projected emissions to infer unknown emissions, and the impact of COVID-19 on human emissions. Robin contributed to the IPCC's AR6 working group 1 and 3 reports as well as several UNEP emissions gap reports.

Robin completed a PhD in the physics of solar cells at the University of Cambridge, modelling the behaviour of new designs of solar cells, and has an MSci in Natural Sciences from Cambridge. Robin has previously worked as a quantitative consultant and successfully represented the UK in multiple international poetry slams.

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Grace Langham

Senior Analyst, Analysys Mason’s Research

Grace is a Senior Analyst working in Analysys Mason’s Research and insights team and leads their Sustainable Networks programme. Grace’s work focuses on topics related to sustainability and environmental, social and governance (ESG) within the networked economy; providing a detailed understanding of technologies and systems in relation to their impact on energy, greenhouse gas (GHG) emissions, embodied carbon, material use and circularity.

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Hannah Lawrence

Senior Sustainability Transformation Technologist, HPE

Hannah is a Senior Technologist on HPE’s global Sustainable Transformation team. In her role, she partners with HPE’s largest customers, stakeholders, and governments to develop low-carbon solutions to business challenges and advise on end-to-end IT sustainability strategies.

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Anthony Levy

CEO and Founder, Circularity First Group

Anthony has advanced the climate agenda through his role as CEO and Founder of Circularity First. He has positioned the organisation as a catalyst for Sustainable IT by proving that beyond being the right thing to do for people and the planet, it can also drive business value.  
Over the past 15 years, Anthony has provided sustainability advice and solutions to thousands of customers, including major organizations such as Verizon, BP, Vodafone, and The MoD. Aligning IT strategies with sustainability goals and showcasing how businesses can achieve their priorities whilst reducing environmental impact. 

Anthony has been at the forefront of developing innovative solutions that support sustainability principles both internally and for customers:   
• Circular IT Practices: Circularity First has reduced e-waste and embodied carbon by enabling clients to reuse of over 1 million kilograms of technology, roughly the volume of the Royal Albert Hall  
• Research on Scope 2 and 3 Emissions: Recognizing that Scope 3 emissions often dominate the carbon footprint of networking and datacenter equipment, Anthony invested in creating market-leading sustainability data, conducting lifecycle analyses to measure embodied carbon and Scope 3 emissions, and providing unprecedented transparency in IT equipment sustainability  
• Software Development: To ensure clients can easily design sustainable solutions, compare alternatives, and report measurable benefits, Anthony led a team to build a piece of client software that makes sustainability research data accessible and actionable. This tool now helps global technology companies around the world to make better decisions on Scope 2 and Scope 3 emissions relating to technology use  

Recognizing the environmental impact of short IT lifecycles, Anthony initiated projects to extend the life of critical infrastructure: 
• Defence Sector Contributions: Circularity First’s solutions have saved £15 million for taxpayers by extending the life of equipment used by the UK MoD 
• Carbon Reduction Achievements:  Anthony’s initiatives have significantly reduced embodied carbon emissions across thousands of customers inc. helping COLT reduce their footprint by 2031 tc02e since 2020 
• Championing Net Zero Goals: Anthony has championed Circularity First’s ambitious target of achieving Net Zero across all scopes by 2030. The company is on track to meet this goal and has been independently verified by EcoVadis as in the top 1% globally for sustainability practices  
Anthony has personally worked with the boards of leading technology companies — including Verizon, Logicalis, Gamma, and Agilico — to integrate sustainability into their core strategies. Additionally, he contributes his expertise as part of the UN Global Compact on the Circular Economy, TechUK Climate Council, and the Government Digial Sustainability Alliance (GDSA). 
As a passionate advocate for sustainable IT, he frequently speaks at global events such as COGx, E-Waste World Conference, and SustainX, sharing insights on how businesses can adopt sustainable IT practices. His efforts have shifted perceptions on remanufactured technology by delivering both better ROI and lower environmental footprint.  
 

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Christine Lowe

Sustainability Lead, Siemens

Christine is the Sustainability Lead for Siemens in the UK and Ireland, responsible for carbon and sustainability reporting as well as advancing Siemens’ sustainability journey. Key focus topics of her role include the integration of sustainable and responsible business practices in the wider business, through learning programmes covering the broad context of sustainability as well as providing transparent data on progress to the organisation. 

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Joanna Mainguy

Director of Sustainability, AVEVA

Joanna is Sustainability Accelerator Director at AVEVA, a global industrial software provider, committed to leading sustainable innovation. Prior to this Joanna was Industry Director, EMEA, for Energy & Sustainability at Microsoft, leading strategic engagements with major energy providers, enabling the energy transition with digital solutions, in areas such as CCUS.    Joanna has extensive industry experience in process industries and in the energy sector, including work for major system integrators, software and energy companies. She has worked across the entire energy value chain.  Joanna holds a postgraduate degree in Drilling, Oil & Gas Department, from AGH University of Science and Technology, Cracow, and a Master of Arts from American Studies Center, University of Warsaw. She has also received multiple trainings in new energies and flagship sustainability programs. 

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Helen Munro

Head of Environment & Sustainability, Pulsant

Helen leads environmental sustainability at Pulsant, whose 14 regional UK data centres, connectivity and infrastructure services delivers a unique edge infrastructure platform.
She holds degrees in Philosophy from the University of Sheffield, as well as Accounting and Finance from LSE, and has worked in operations and assurance serving electrical and mechanical industries in the UK and Australia.
In sustainability, she leads the development, execution and reporting of Pulsant’s sustainability strategy, and engages on the wider systemic challenges around digital infrastructure efficiency and the energy transition.  She additionally is a member of TechUK's Data Centre Council.
 

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Hannah Murray

Green Finance Institute (GFI)

No bio provided

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Electra Panagoulia

Principal Earth Observation Consultant, Satellite Applications Catapult

Electra is the Principal Earth Observation Consultant within the Geospatial Intelligence Team at the Satellite Applications Catapult. She has over 10 years’ experience working with a wide variety of Earth observation (EO) and geospatial data, in sectors such as the carbon market, mining, transport, infrastructure and environmental monitoring. Electra sits within the Sustainable Earth mission at the Satellite Applications Catapult, where she enjoys the challenge of using EO as a tool to improve sustainability and biodiversity and to mitigate climate change. 

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Dagmara Puddick

AI Experience Futures Lead EMEA, Infosys

No bio provided

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Ben Sandford

Product Manager, NATS

Ben Sandford joined NATS in 2006 and spent his first 10 years as an Instrument Flight Procedure Designer working on airspace projects in the UK and around the world. He joined the Product Management team in 2017 and is currently responsible for the Intelligent Approach product which has enabled Time Based Separation to go into operation at London Heathrow, Toronto Pearson, Amsterdam Schiphol, and London Gatwick airports. Ben has been involved in a number of projects looking at how new technologies can improve airport operations.
 

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Josh Turpin

Telecoms and Net Zero Programme Manager, techUK

Josh joined techUK as a Programme Manager for Telecoms and Net Zero in August 2024.

In this role, working jointly across the techUK Telecoms and Climate Programmes, Josh is responsible for leading on telecoms infrastructure deployment and uptake and supporting innovation opportunities, as well as looking at how the tech sector can be further utilised in the UK’s decarbonisation efforts.  

Prior to joining techUK, Josh’s background was in public affairs and communications, working for organisations across a diverse portfolio of sectors including defence, telecoms and infrastructure; aiding clients through stakeholder engagement, crisis communications, media outreach as well as secretariat duties.

Outside of work, Josh has a keen interest in music, painting and sailing.

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Mark Watson

Chief Architect, Civil Division, Leidos UK

Mark is the Chief Architect for the Civil Division of Leidos UK. Working across the Central Government, Devolved Government, Transport and Air Traffic Control sectors, Mark brings a wealth of experience to his customers

Mark is a seasoned professional known for introducing groundbreaking solutions to the market. His achievements include spearheading innovative projects such as Biometric services for Borders, Machine Learning applications, and Digital Twin technology for Intelligent Road Management. Mark has also led initiatives in Robotic Process Automation for Passport Control and has contributed to Security Accredited Shared Services, significantly reducing ownership costs for Government Departments.
With a distinguished career spanning over 28 years in the IT industry, Mark has held pivotal roles at renowned companies like IBM, CSC, Fujitsu, and Sopra Steria. In 2021, he joined Leidos UK, where he is dedicated to advancing cutting-edge solutions in the Civil space. Mark's mission centers on creating solutions that foster safety, health, and efficiency through the convergence of technology, engineering, and science. 
Mark is a pivotal member of the TechUK Steering Group for Digital Twin, playing a crucial role in driving the adoption of this transformative technology within the Government. He actively spearheads discussions across prominent entities such as the Cabinet Office, Number 10, NHS, DEFRA, Department for Transport, and HMRC. Mark's contributions are instrumental in fostering valuable conversations and initiatives that shape the digital landscape for the public sector.
 

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