The People Behind PLASTIC ENERGY

Our team comprises over 120 professionals with great experience in the chemical industry, waste and recycling management operations, alternative technologies development, project finance and regulatory markets. Together, they form a highly qualified and prepared team of excellent, driven people working to take Plastic Energy to its full potential.

Carlos Monreal

Chairman & CEO

Carlos Monreal is the Founder and Chief Executive Officer (CEO) of Plastic Energy, one of the world’s leading chemical recycling companies with industrial plants operating since 2015.

He has significant experience as a CEO. Engineer by training, he has been a serial entrepreneur for more than 30 years always developing disruptive technologies and providing innovative solutions. He was the founder of companies ranging from the development of GPS applications like precision farming, machine control of fleet management to an EPC company on renewable energy with all of them sharing the principle of Time to Market and replicability of the solutions.

Carlos is also founder and CEO of Greenland Capital, a company with the vision to identify and develop disruptive technologies that provide sustainable and economical solutions to the growing challenges of waste and water management and alternative energy management.

He studied Business Administration at the University of Navarra (IESE) and Engineering at the University Polytechnic of Madrid and returned there to study waste management in 2014. In his spare time Carlos enjoys skiing, sailing, and quality time with his family.

David McNamara

Chief Technology Officer

For over a decade David has been leading the development of the ground-breaking technology and his wide-ranging responsibilities include creating and executing Plastic Energy’s technology roadmap to structuring multiple high-profile, strategic partnerships across the world.

David has written a series of patents for the organisation, awarded in EU & US.

He has worked in a broad variety of senior leadership roles over 20 years across telecommunications, construction, waste and recycling. David has a joint honours degree in Chemistry and Polymer Chemistry with Technology from Loughborough University.

Bruno Guillon

Chief Commercial Officer

Having an extensive international business development and management experience, Bruno is a forward thinking leader used to operate in a multicultural environment. As CEO or MD, he had several times a profit and loss responsibility and demonstrated his capacity to drive a profitable growth in a multi-channel distribution and franchise environment. Bruno has a proven track-record in setting a strategic direction. His strong financial and marketing background allows him to organize the execution, delivering sustained profitable performance and a world class customer experience. He is a charismatic leader and a strong team builder.

Frazer Mackay

Chief Operating Officer

Frazer has over 30 years of experience in business and project delivery across a broad range of industrial sectors both in the UK and overseas. Much of this time has been spent in Contracting and Consulting businesses serving petrochemical customers.

His career to date has involved leadership, strategy development, change management, business development and client engagement / relationship management as well as project development, execution and commissioning. Working to improve operating assets has been a constant feature.

He is a passionate advocate for safety, quality and compliance whilst also striving to achieve business outcomes and drive stakeholder value. Frazer has a first in Mechanical Engineering, is a Fellow of the Institution of Mechanical Engineers and is an Associate Fellow of the Institution of Chemical Engineers.

Ian Temperton

Executive Vice President

Ian has 25 years’ experience in the energy sector focussing on clean energy financing. He was a Managing Director at the investment and advisory firm Climate Change Capital for 11 years.

He sits on the Advisory Board of the UK Energy Research Centre. He hold a M.A. and M.Eng. in engineering from Cambridge University, an M.Sc. in finance from London Business School, and he is a former Visiting Business Fellow at the Smith School for Enterprise and the Environment at Oxford University.

David Megan

Executive Vice President

David Megan, a Fellow of The Institute of Chartered Accountants in Ireland, has over 35 years experience in general and financial management, mainly gained in the Technology Industry. He is currently the Executive Vice President and Member of the Board of Directors for Plastic Energy Group (Waste Plastic to Plastic Technology), Transpoco (Vehicle Telematics) and Uleska (Software Security). He previously worked in Telecom Software companies such as Accuris, Aldiscon, Apion and Aepona which were successfully grown and sold. Previous roles included financial management positions in Murray Telecommunications Group Limited and The OHM Group.

Shaun Mercer

Chief Financial Officer

Shaun has 20 years of experience working in senior finance and investment related roles, with extensive exposure across chemicals, manufacturing and industrial technology oriented businesses.

Prior to Plastic Energy, Shaun was a Managing Director at The Carlyle Group, which he joined in 2005, advising on European buyout opportunities. Over the course of his time with Carlyle, Shaun was actively involved in a number of Carlyle’s most significant investments. In particular he was engaged with the Boards of Atotech (where he remains a Director), Nouryon (formerly AkzoNobel Specialty Chemicals), Axalta (formerly DuPont Performance Coatings), AZ Electronic Materials, and Ensus.

Prior to joining Carlyle, Mr. Mercer was at Morgan Stanley, where he spent four years working in corporate finance and M&A as part of the Global Industrials Group. During this period, he also spent time working in Mumbai, India, managing the investment banking operations of Morgan Stanley Advantage Services.

Shaun received a B.A. with honours from Cambridge University, where he was a Taylor Scholar.

Greg Joynson

General Counsel

Greg Joynson is of Counsel in the Corporate Department of Morrison & Foerster’s (“MoFo”) London office. Greg is seconded to Plastic Energy and advises the company on legal matters.

MoFo is a global law firm with 16 offices located in key technology and financial centres in the United States, Asia, and Europe. Its clients include some of the largest financial institutions, Fortune 100 companies, and leading technology and life sciences companies.

Greg advises on a range of matters including private financings, joint ventures, M&A, and commercial agreements. He has worked for both private and public companies in the banking, energy, media and real estate industries.

Greg studied Law at the University of Manchester and attended Nottingham Law School. He is qualified as a solicitor in England and Wales.

Lauren Versagli

Business Development

Lauren is responsible for corporate development at Plastic Energy with a focus on North America.

She brings a strong background from the chemical industry and a track record of success in building teams and delivering collaborative solutions. Her core responsibilities include defining the company’s strategy and developing partnerships across the value chain that result in circular projects for plastic waste. Prior to joining Plastic Energy, Lauren worked at Hach as a global business unit manager and for more than 10 years at the Dow Chemical Company in the US and Europe.

She received her MBA from IMD in Switzerland and her BS in Mechanical Engineering from Penn State University in the USA.

Cloé Ragot

Head of Policy & Sustainability

Cloé is the Head of Policy and Sustainability for Plastic Energy, leading the work on EU and national regulations associated to chemical recycling, plastic recycling, and circular economy. She is also heavily involved with the communication side of the business in developing strong relationships with key stakeholders. Prior to Plastic Energy, Cloé was a researcher in European political analysis for Eurasia Group specialising in EU and western European politics as well as energy and environmental policies.

Cloé holds an MPhil degree in European politics from the University of Oxford (UK) and a BA in political science from the University of California, Berkeley (USA).

Rajesh Kumar

Finance Director

Rajesh Kumar, a Chartered Accountant, has over 17 years experience gained within audit, oil and gas and utilities sectors. He worked for Interconnector (UK) Limited and Bristol Water plc in different senior finance positions before moving to Plastic Energy. Along with running finance functions in his previous roles, he also worked on business transformation initiatives around corporate and financial restructures, end to end business process redesign, system implementation and business cost rationalisation.

Prior to Bristol Water and Interconnector, he worked for KPMG and Ernst & Young for over 8 years and performed audits and due diligences within energy, oil & gas, retail and telecommunication sectors.

Ying Staton

Head of Corporate Development

Ying Staton is leading Plastic Energy’s corporate development in Asia, focusing on strategy, business development and finance, from the company’s Asian base in Singapore.

She started her career in the British government, where she led research in 10 Downing St under Prime Minister David Cameron and served a number of roles in the UK Department for Transport and Department for International Development, including a year working with the UN on the predecessor to the SDGs and 2 years delivering UK aid programmes in Uganda. After leaving government, she was Head of Asia at strategic advisory firm Global Counsel for 6 years, where she advised multinational companies on cross-border trade and investment issues across Europe, Asia and Africa, with a focus on commodities and sustainability.

Ying graduated summa cum laude with a B.A. in Classics and English from Oxford University and holds an M.A. in East Asian Studies from Yale University, where she was a Henry Fellow. She is fluent in English and Mandarin Chinese, and a CFA Level 2 candidate.

Carlos Prieto

Managing Director Spain

Carlos has a unique experience working for 20 years in both developing companies in the
telecommunications and energy sectors, and in representing and supporting businesses mature through his 12 years’ experience as senior manager for the Chamber of Commerce, Industry, and Services of Madrid.

Prior to his experience in the Chamber of Commerce of Madrid, Carlos developed a significant expertise from his managing director positions launching new telecommunications technologies – such as the ONO fiber optic and AMENA third mobile operator in Spain – and leading the marketing and business development for CEPSA, Spanish Petroleum Company. Carlos is also the founder and managing partner of the Computer and Telecommunications company CMB SIS S.L. and of the marketing consultancy Logro y Acción Comercial, S.L.

Over his career, Carlos has been highly involved in various Boards of Directors, including: IFEMA,
(International Fair of Madrid), INE (National Statistics Institute), AVALMADRID (Financial reciprocal guarantee company), CEPREDE (Economic Forecasting Centre), CLM (Madrid Laboratory Centre), ICC (International Chamber of Commerce).

Carlos holds a BSc Degree in Economics and Business Administration from the Universidad Autónoma de Madrid and is a postgraduate professor in the Instituto de Formación Empresarial, teaching leadership and business organisation.

Dr. Karl Altenburg

Executive Vice President & Vice Chairman

Karl worked more than 25 years in Investment Banking. Until June 2016 he was Co-Head Corporate Finance Europe, Middle East & Africa at Deutsche Bank in London and a member of its Corporate Banking & Securities Executive Committee.
Prior to that Karl worked over a period of 20 years for JPMorgan, in New York and London in various roles in Capital Markets and Corporate Finance and from 2005 to 2014 in Frankfurt as CEO for Germany, Austria & Switzerland.

In 2000 he co-founded Inquam Ltd, a specialist provider of professional mobile telecommunication services, for which he served as CFO until 2004. Karl serves as a Senior Advisor to Citigroup and member of its EMEA Advisory Board.

He holds a degree in engineering from RWTH Aachen and a doctorate in technical science from the University of Technology in Vienna.

Juan Butragueño

Secretary to the Board

Juan has a long experience as corporate and international lawyer, being member of the Madrid Bar Association for more than 30 years. He has developed his career in big and medium size international law firms, and at present is managing partner of his own law firm. He is official arbitrator of the Court of Arbitration Madrid´s Chamber of Commerce. He joined Plastic Energy in January 2016.


Member of the Board

Alan joined the Board of Plastic Energy in 2019.
Alan joined Millennium Global in 2000 and is now a Member of the Board. He started at Millennium Global as a Senior Managing Director co-managing the currency investment team before becoming Chief Risk Officer and member of the firm’s management committee.

In 2018 Alan became Chairman of Maggie’s having joined the board in 2011. He is also Chairman of the Nominations and a member of the Remuneration and Finance committees Before his experiences at Millennium Global and Maggie’s, Alan was Chief Investment Officer of Trinity Asset Management where he managed Trinity’s Emerging Currency Fund and prior to that a vice president at Salomon Brothers International Limited. At Salomon he worked on the foreign exchange sales and trading desks in New York, London and Singapore.

Alan graduated from the University of Edinburgh with an MA in Economic History and is registered with both the Financial Conduct Authority and the US Commodity Futures Trading Commission.


Member of the Board

From 1991 to 2019, Ralf has been with Advent International, a world leading private equity firm.
Throughout the years he led over 35 investments. His function as Managing Partner included multiple investment committees and for 7 years he was Co-Head of the Executive Committee at Advent International. Prior to joining Advent, Ralf was a Financial Analyst at Veba AG, a German industrial and energy conglomerate and a Project Manager in the Mergers and Acquisitions department of Continental AG, a leading European tyre manufacturer. Ralf has a degree in Business Administration from the University of Bielefeld. Most recently he has been building a portfolio of private companies among which is also a shareholder in PLASTIC ENERGY.