Graham Leith is the Chief Executive Officer for ENGIE’s B2B Supply businesses in the UK. He has held leadership positions for a number of leading energy companies in Canada, the U.S. and U.K.  He was most recently the Chief Operating Officer for ENGIE’s Energy Supply businesses in the United States, having joined ENGIE in 2014 as Vice President of Sales.  Prior to joining ENGIE, he served as Chief Risk Officer and Vice President, Commercial Energy Sales at AEP Energy.  Graham has an undergraduate degree in business and mathematics from Wilfrid Laurier University in Waterloo, Ontario, Canada, and a Master of Business Administration degree from the Schulich School of Business at York University in Toronto, Ontario, Canada.

Head of Key Private Accounts in B2B France. Supervising several teams all along the power and gas supply value chain  (commercial team, client services, contract managers, invoicing, and debt collection agents).

I joined Engie after a first experience in banking sector searching for missions with concrete impact on industry and people. I had several experiences within Engie mainly on energy supply value chain & risk management for B2B and B2C. During my 15 years career in ENGIE I led multiple projects : IT, organizational and business oriented. I am very much stimulated by challenges especially around analytical approaches together with multi-tasks projects and human drive.

With nearly two decades of experience in the energy sector, Jay Bell is the Vice President of Sales at ENGIE Resources, overseeing all direct and indirect commodity sales channels in the U.S. as well as the sales support group.  

In his role, Jay is responsible for setting the strategic plan for the sales team, ensuring customer engagement on the opportunities available to customers to manage costs and align commodity procurement to other aspects of the energy program.   He is also well versed in strategies to optimize usage and demand, leveraging the commodity as the critical lever for unlocking value and reducing total energy costs.  

Prior to his current position, he served as the Regional Vice President of the Key Accounts Group, where he led a team of seasoned energy professionals who support a select group of large, multijurisdictional commercial and industrial customers.  

Before joining ENGIE in 2008, Jay was the Director of Major Accounts and East Region Large Business Sales for TXU Energy; Vice President of National Accounts for Sempra Energy; and Senior Strategic Sales Executive for TXU.  Other business experience includes:  Senior Business Development Executive for the EDS Healthcare Strategic Business Unit and Director of Xerox Business Solutions, the outsourcing arm of Xerox Canada.  

Jay is a native of Montreal, Canada, and is fluently bilingual in English and French.  He attended John Abbot College, LaSalle College, and McGill University. 

Nearly 20 years of sales & marketing experience at ENGIE Energie Nederland N.V. B2B, focusing on both direct Multisite customers (like supermarket organizations) as well as collaboration with TPI’s.

I am Jim Moore, Chief Sales Officer ENGIE Supply, UK. I have worked at ENGIE coming up to ten years, in the retail power and gas industry for 15 years, and I have over 30 years in various sales and sales management positions. In my current role I am responsible for the development and execution of commercial, industrial, and institutional sales across the UK, setting the strategic plan for the sales team, ensuring customer engagement on the opportunities available to customers, and for creating a customer centric approach within ENGIE.

With over 25 years’ experience in the UK energy industry, Paul is currently the Director of Sustainability Solutions & Energy+, Energy Supply Division for ENGIE UK, focused on helping small and medium customers achieve their carbon zero ambitions. Paul has previously held various senior leaderships and sales management roles for a number of the large energy companies including Total Energies and International Power. Paul has a BA (Hons) in Economics and Public Policy and has recently completed an MBA in Senior Leadership and is a Fellow of the Chartered Management Institute (CMgr FCMI).

Ben Finnerty PPA Sales Director at ENGIE Supply UK. I have been with the company for 17 years and I am responsible for managing the Origination Team in Leeds and heavily involved in structuring PPA contracts with developers either bilaterally or via a Corporate

Cindy serves as Director of Analytics and Customer Engagement for ENGIE Resources, North America, where she collaborates with colleagues and partners to shape ENGIE’s approach to performance reporting, sales analytics, and customer-focused solutions. Over her 18-year tenure at ENGIE, Cindy has championed initiatives that empower teams to uncover actionable insights, improve client outcomes, and strengthen ENGIE’s impact across a dynamic energy landscape.

Her work at ENGIE has spanned projects in go-to-market strategy, product innovation, and the launch of tailored energy offerings in deregulated markets. Cindy currently champions a biannual customer roundtable with ENGIE Resources leadership to drive deeper understanding of customers. Cindy is passionate about fostering a culture of data-driven decision making and continuous improvement, and remains deeply committed to supporting ENGIE teams as they deliver value to customers and drive the company’s mission forward.

Chris Guerrero currently serves as Vice President Marketing for Engie Resources in North America.  Chris joined ENGIE in 2025 and is focused on fostering organizational alignment and practical innovation to deliver customer-centric solutions that unlock the power of our people and the ENGIE brand.  With a career that has spanned over 25 years, Chris has extensive commercial and strategic marketing leadership experience in various B2B and B2C sectors globally, including deep expertise in the deregulated power sector across the Americas.   

My name is Edwin Versluijs

I have been working for more than 12 years now at ENGIE B2B in the Netherlands and since 10 years in the function of Channel Manager for TPI’s. 

My main goal is to build and maintain relationships and services a bridge between TPI’s, colleagues and other internal stakeholders.

I am commercially driven, open, accessible and have a results-oriented approach to ensure sustainable growth and collaboration.

Kevin is a 13 year veteran in the energy industry having spent 10 of those years at Engie is various sales individual contributor roles prior to moving into sales leadership 4 years ago.  Kevin manages national TPI sales across two sales teams at Engie which typically deliver 40%-50% of Engie’s gross margin annually in the U.S.  He has a passion for leadership and employee engagement while leveraging prior experience working as a TPI in his current role.   Kevin is a graduate of The University of Texas at Austin with a degree in Economics.

I am a seasoned  Sales Leader within our Direct Sales team in the UK. I have over 10 years experience driving strategic, pipeline and commercial growth across multiple industries. A newbie to the energy sector but excited to offer my experience and skills to support our goal to grow our commercial and company propositions by putting our customers at the heart of everything we do.

Marco Ortega is a sustainability advocate with over 12 years of experience at ENGIE, where he has led initiatives across B2C Natural Gas Marketing and Product Development, B2C & B2B On-Site PV Solutions, and B2B Renewable Power and Natural Gas Sales in both Mexico and the U.S.

He thrives on helping businesses design tailored solutions that create clear pathways toward decarbonization and the adoption of cleaner energy sources.

Known for driving impactful change, Marco has played a pivotal role in advancing Mexico’s energy transition through the widespread adoption of solar power. Since 2023, he has expanded his efforts in the United States, partnering with customers to meet their sustainability goals through innovative green solutions.

A collaborative team player and passionate sustainability advocate, Marco enjoys dynamic environments and, in his spare time, loves outdoor activities that reflect his commitment to a balanced and active lifestyle.

Dominic Ernst has been General Manager of B2B Australia since 2025. Prior to ENGIE, he held senior roles at Shell Energy and CORE Markets across sales, commercial, product and business development. He has led initiatives that delivered multi-billion-dollar contracts, scaled new business and product lines, and built high-performance teams. Known for his expertise in commercial strategy and product innovation, Dominic brings a deep understanding of how market design, digitalisation, and climate policy intersect to shape the future of the energy transition.

With over 18 years at ENGIE, he has held leadership roles in business development for renewable assets, marketing, and sales. He holds a degree in Electrical Engineering (UFSC) and MBA (Polytechnic University of Madrid). He has solid experience in energy commercialization, M&A, and renewable energy projects (wind and solar). Currently leading energy commercialization at ENGIE Brazil, he is passionate about building client relationships, driving strategic sales, and supporting the energy transition.

Member of the Management Board and Sales and Marketing Director at ENGIE Zielona Energia. He successfully introduces new products, develops sales and marketing strategies, and manages sales processes and customer service facilities. Thanks to effective relationship building with customers, business partners and the team, he plays a key role in building a positive image of ENGIE on the market. He excellently manages the company's strategy, contributing to the achievement of exceptional results.

He has been professionally involved in sales and ENGIE for over 17 years, and since 24 March 2025, he has been a member of the Management Board of the Energy Trading Association (TOE) and holds a Commodity Exchange Broker licence. His commitment to developing talent has ensured that ENGIE can count on a highly qualified staff ready to meet industry challenges. Mateusz is an experienced leader whose vision, effective team management and innovative approach to sales and marketing have contributed to ENGIE's success on the Polish renewable energy market.

Lorenzo has been part of the ENGIE Group since 2008. Throughout his career at ENGIE, first in Italy and then in France, Lorenzo has developed his expertise in B2B and Giants customer sales, progressing from after-sales roles to marketing for several European countries, and then to product structuring. Upon returning to Italy, he became a Key Account Manager, and for the past three years, he has been the Sales Manager of a highly talented team of KAMs.

Graham Leith is the Chief Executive Officer for ENGIE’s B2B Supply businesses in the UK. He has held leadership positions for a number of leading energy companies in Canada, the U.S. and U.K.  He was most recently the Chief Operating Officer for ENGIE’s Energy Supply businesses in the United States, having joined ENGIE in 2014 as Vice President of Sales.  Prior to joining ENGIE, he served as Chief Risk Officer and Vice President, Commercial Energy Sales at AEP Energy.  Graham has an undergraduate degree in business and mathematics from Wilfrid Laurier University in Waterloo, Ontario, Canada, and a Master of Business Administration degree from the Schulich School of Business at York University in Toronto, Ontario, Canada.

With over 25 years’ experience in the UK energy industry, Paul is currently the Director of Sustainability Solutions & Energy+, Energy Supply Division for ENGIE UK, focused on helping small and medium customers achieve their carbon zero ambitions. Paul has previously held various senior leaderships and sales management roles for a number of the large energy companies including Total Energies and International Power. Paul has a BA (Hons) in Economics and Public Policy and has recently completed an MBA in Senior Leadership and is a Fellow of the Chartered Management Institute (CMgr FCMI).

I am Marc Mulligan, Creative and Content Lead at, ENGIE Supply UK. I have worked at ENGIE coming up to Four years, specialising in the development of: creative concepts, events, social media, content creation, community engagement, sponsorship and storytelling!

Graham Leith is the Chief Executive Officer for ENGIE’s B2B Supply businesses in the UK. He has held leadership positions for a number of leading energy companies in Canada, the U.S. and U.K.  He was most recently the Chief Operating Officer for ENGIE’s Energy Supply businesses in the United States, having joined ENGIE in 2014 as Vice President of Sales.  Prior to joining ENGIE, he served as Chief Risk Officer and Vice President, Commercial Energy Sales at AEP Energy.  Graham has an undergraduate degree in business and mathematics from Wilfrid Laurier University in Waterloo, Ontario, Canada, and a Master of Business Administration degree from the Schulich School of Business at York University in Toronto, Ontario, Canada.

I am Sebastien Hubau, GEMS Excom member. I am in charge of supervising BtoB France, Certinergy, SCS, and Green Power. I am based in Paris, and arrived in the Group in 2008. My back ground is mostly Finance (20 years) and BtoB business (5 years).

Mandy Fung is a Transformation Manager at ENGIE in Australia. With a strong foundation as a former HR Business Partner, she brings a people-centric lens to business transformation, capability uplift, and change management. Currently working within the B2B Supply business, Mandy leads initiatives that enhance performance, streamline processes, and build organisational capability.

Jesse Schrama brings over 15 years of experience in the energy sector, with a strong focus on new business, value propositions, and product design. Since joining ENGIE in 2020 as a Product Developer, he became Team Lead Flexibility in 2024 and took on the role of Program Management Officer for Decentralized Flexibility in September 2025.

With nearly 20 years of experience in the energy sector, Ewald Leus is manager of the Market Desk. A team of seasoned energy professionals with a strong focus on new business, product development and market analysis. Before his current role Ewald held different positions in product development, portfolio management and investment analysis.

Kyra Coots, Sustainable Energy Marketing Manager, is a senior B2B marketing and sales enablement strategist guiding the commercial alignment of ENGIE’s North American renewable retail portfolio. She develops scalable processes, training programs, and customer engagement frameworks that strengthen sales performance and operational consistency across the business. By bridging marketing, sales, and operations, Kyra helps drive a seamless customer experience from acquisition through renewal while advancing the adoption of ENGIE’s sustainable B2B supply solutions in the US.