Category: News

• Ed Marshall has also been appointed as Head of Commercialisation.

Superdielectrics today announces the appointment of Shelley Brown as Chief Technology Officer (CTO) effective from 6 October 2025.

Dr Brown holds a PhD in Electrochemical Engineering and joins Superdielectrics from Zinc, a London-based venture builder and early-stage investor that focuses on creating and scaling science-for-impact companies aimed at addressing some of the world’s most pressing environmental challenges. Dr Brown spent the last year at Zinc as Managing Director where she was part of the leadership and investment team with responsibilities for end-to-end deal flow and fundraising.

Prior to joining Zinc, Shelley Brown worked as the Battery Technology Adviser for bp, before becoming Chief of Staff to the Senior Vice President (SVP) of Launchpad & Ventures. In this role, Dr Brown supported the SVP as part of the leadership team to bring together and lead bp’s incubator, growth accelerator (Launchpad) and capabilities in venture capital, technology commercialisation, intellectual asset management and technology insights to create a world-class innovation engine. Other previous experience includes Technology and Business Development Director of Battery Materials at Johnson Matthey plc, a listed British multinational specialist chemicals and sustainable technologies company, Manager in Technology and Innovation at AGL Energy, a leading listed Australian energy company and CEO of VSPC, an Australian startup scaling novel process technology to manufacture battery materials.

With a 20-year career spanning technology, energy and ventures, Dr Brown’s experience is complementary to Superdielectrics’ growth objectives and ambition to bring the Faraday technology to market.

Superdielectrics has also bolstered its team with the appointment of Ed Marshall as Head of Commercialisation. Dr Marshall holds a PhD in Polymer Chemistry and has a strong background in innovative technology commercialisation. He founded Plaxica in 2010, a bioplastics company that raised more than £20m in venture capital investment. Once Plaxica was acquired by the multinational manufacturing firm Sappi, Ed Marshall led its Biotech R&D team for over 5 years. Dr Marshall came to his new role at Superdielectrics from the Technology Transfer Office of the University of Cambridge where he was a Senior Business development Manager. As Head of Commercialisation, Dr Marshall will work closely with Dr Brown in developing a novel energy storage solution suitable for home use alongside other exciting potential innovative energy solutions for the grid.

Jane Hunter, CEO, said:

“I’m delighted that Shelley and Ed have joined Superdielectrics as part of our management team. Superdielectrics is a true innovator when it comes to the energy transition and having Shelley’s expertise in scaling battery storage technology and Ed’s knowledge of polymer technology and commercialisation is a perfect combination of skills to take us to that next stage in our exciting growth journey.”

Superdielectrics today announces the appointment of Jane Hunter as CEO effective from 1 September 2025. Jim Heathcote, Superdielectrics’ co-founder and CEO, will retire from his position on 31 August 2025.

Jane Hunter joins Superdielectrics from Tritium, an Australian company that designs, sells, manufactures and services fast DC chargers for electric vehicles, where she was CEO for 4 years. As part of this role, Ms Hunter led the firm’s fundraising and expansion efforts.

Prior to joining Tritium, Jane Hunter held numerous senior roles at leading international businesses, including as COO of Phantom Works International, a disruptive technology division of Boeing Defense, Space & Security. At Phantom Works International, Ms Hunter was instrumental in the launch of the MQ-28 Ghost Bat aircraft, the first Australian-designed and built military aircraft in over 50 years. Other responsibilities include leading Phantom Works’ Projects and Business Operations which had a portfolio of 13 advanced technology projects with a combined value of around $170m. Before joining Boeing, Jane Hunter was a Commercial Manager in Information Technology at Echo Entertainment Group Ltd.  A qualified lawyer, Ms Hunter began her career as a barrister in her home-country of Australia.

Jane Hunter joins Superdielectrics at a pivotal moment. Following the successful launch of Faraday 2, Superdielectrics’ next generation aqueous polymer battery storage technology, earlier this year, the Company is poised to embark on the next stage of its ambitious growth plan. Leveraging Ms Hunter’s extensive experience in growing technology companies, Superdielectrics intends to undertake a fundraise to develop a first ISO approved product to lead to the commercialisation of its internationally patented Faraday technology.

Jim Heathcote, said:

“I’m delighted that Jane is taking the reins as CEO. With her technical expertise and impressive business acumen, I leave Superdielectrics with an experienced and dynamic leader who can help deliver this revolutionary technology to market.”

Commenting on her appointment, Jane Hunter said:

“It’s an honour to join Superdielectrics. The business has a really exciting opportunity to change the world’s energy system. Jim has done a great job in bringing the business to this stage – ready to move to commercial development – and I’m excited for the journey ahead. Thank you to Jim for his leadership and I look forward to working with his world-class team to provide energy everywhere for everyone.”

Along with Ms Hunter’s appointment, Superdielectrics is pleased to announce that Pete Hutton and Alex Bamberg have joined the Board of Directors. Pete Hutton is an experienced angel investor and Chairman of Cambridge GAN Devices and Agile Analog. Mr Hutton previously worked for Arm as President of Product Groups, where he was responsible for all product development, marketing and licensing. Alex Bamberg is the founder of ChargePoint Services, focused on providing solutions to electric vehicles (EV), and former Managing Director of GeniePoint, an EV charging network. Mr Bamberg is also non-executive director of Osprey Charging. Both Mr Hutton and Mr Bamberg bring a wealth of experience in new product development and commercialisation.

With these new appointments, Superdielectrics will continue to develop its partnership with leading energy provider E.ON, as announced in April 2025, to optimise the Faraday technology and explore possible future deployment of this solution to E.ON’s vast client base of 47 million people. By leveraging Superdielectrics’ senior leadership and Board’s expertise in building businesses and advancing innovative product development, the Company is well-placed to explore future partnerships in other geographic areas and aim for its first license agreements.

Superdielectrics has launched its next generation aqueous polymer battery, marking a significant technological upgrade.  Introducing the Faraday 2.

This launch marks a major milestone in the company’s mission to revolutionise energy storage with a safer, more sustainable, and cost-effective alternative to traditional lithium-ion batteries. The Faraday 2 builds on the success of the Faraday 1 prototype, being a major step towards the offering of a fridge-sized residential energy storage unit capable of reducing household electricity bills by 85% or more.

Developed from advances in contact lens polymers, Superdielectrics’ internationally patented technology uses abundant, non-toxic materials and contains no critical or rare earth metals. With a full charge time of just 30 minutes, significantly faster than a traditional battery, the Faraday 2 is designed to store surplus renewable energy efficiently, enabling flexible tariffs and greater energy independence for homes. This innovation addresses the growing need for scalable energy storage across Europe’s rapidly expanding renewable energy sector, and also offers a transformative solution to lower electricity costs, enhancing energy security.

Key advantages of the Faraday 2 include:

• Safe: Unlike lithium-ion batteries, approximately 50% of the technology is water-based, eliminating the risk of thermal runaway which is a fire-safety hazard.
• Low cost: The technology does not rely on critical metals making its materials cheaper than lithium-ion batteries with securer supply chains.
• Sustainability: Built with readily available, materials that are easily recyclable.
• Long lifecycle: Potential for even longer use than existing batteries.
• Energy density potential: Currently outperforming lead-acid batteries and with ongoing R&D efforts to surpass currently available lithium-ion energy storage capacity in the future.

Jim Heathcote, CEO of Superdielectrics, commented:

“The launch of Faraday 2 is a major step towards a low cost and clean energy future, as well as a key milestone for us as we work towards a commercial product. As the world shifts towards renewable energy, storage is the technological bottleneck. Our technology is low cost, safe and recyclable, helping the world in the global transition to sustainable energy.”

Julian Lennertz, Chief Commercial Officer at E.ON Next, commented:

“The transition to cleaner energy is about making that energy more affordable and sustainable, and our partnership with Superdielectrics is one of a huge number of ways we are working to help customers take control of their energy by making energy storage widely available. We are delighted to be a part of the Superdielectrics journey, sharing insight into how millions of customers use energy and what they need to benefit from a smarter energy system. The launch of Faraday 2 is an important milestone in the evolution of battery design using readily available materials – and is yet another world-leading innovation designed and developed in the UK.”

Leading energy provider E.ON and Superdielectrics, the Cambridge-based energy storage technology company, have announced they have entered into a wide-ranging collaboration agreement to promote and develop the British-developed battery solution, which is ultimately intended to give millions of homes access to safer, cheaper and cleaner power.

Central to the agreement is a shared vision between E.ON and Superdielectrics to develop the revolutionary polymer-based storage technology and renewable energy. This unique approach – the main component is a membrane similar to contact lens materials – means they are not only more affordable but also safer and more environmentally friendly.

This technology is aimed at giving customers more control of their energy use at home, ultimately lowering their electricity bills and helping to reduce fuel poverty in the UK. From its early trials, Superdielectrics estimates its technology could save UK consumers up to 85% on their domestic energy bills, while substantially reducing carbon emissions.

As one of the UK’s leading energy suppliers, E.ON can call on a wealth of data on the energy needs of millions of domestic and business customers, along with EV owners, enabling Superdielectrics to fine tune its technology, and accelerate the development of a more affordable electricity storage system for domestic use.

Jim Heathcote, Chief Executive of Superdielectrics, said: “We are delighted to sign this ground-breaking collaboration agreement with such a globally respected energy group as E.ON. Their support and insight will enable us to accelerate the development of our technology and bring it into production far sooner. We believe that our technology has the potential to revolutionise power generation and consumption and deliver enormous environmental and cost benefits to millions of people. We are all looking forward to working with them.”

Julian Lennertz, Chief Commercial Officer at E.ON Next, added: “The energy transition is about making energy more affordable and more sustainable, and to do that we’re always looking for and encouraging new technologies to make energy better for customers. Whether our approach is in-house or through partnerships, we’re always looking to come up with new ways to benefit our customers and to make new energy work for everyone. Superdielectrics’ technology could be a vital part of creating a cleaner, lower-cost energy future for everyone.”

Superdielectrics’ technology was demonstrated last year with the unveiling of the Faraday I, a breakthrough polymer-based battery. Superdielectrics’ system offers the following benefits:

• Fast charging: Fully charges in just 30 minutes, compared to hours for other battery types.

• Low cost: The technology does not rely on rare metals, making its materials cheaper than lithium-ion batteries.

• Sustainability: Built with readily available, non-flammable, materials and easily recyclable.

• Long lifecycle: Comparable lifespan to existing batteries, with potential for even longer use.

The demand for renewable energy is growing rapidly, so the need for energy storage has never been greater. Superdielectrics believes its system can compete with lithium-ion batteries in power, but without the same reliance on the mining of minerals which are needed for more traditional battery materials.

Superdielectrics is currently working on significant upgrades to its technology as it progresses towards commercial development and intends to make an important announcement about the development of its technology later in 2025.

About E.ON:

E.ON’s goal is to ensure the energy transition works for everyone. Through E.ON Next, E.ON Energy Infrastructure Solutions and npower Business Solutions, our mission is to help make energy more affordable and sustainable across homes, businesses, cities and communities.
Globally, E.ON is a major provider of energy solutions and clean energy networks with around 47 million customers across 17 countries. In the UK, we serve nearly one in seven households and businesses, and we are the UK’s largest supplier of electricity to industrial clients.
www.eonenergy.com

About Superdielectrics:

Superdielectrics Ltd is a Cambridge-based, energy storage technology company, that has developed a new clean energy storage technology from advances in contact lens polymers. Superdielectrics’ internationally patented technology uses widely available raw materials with no critical metals.
Superdielectrics’ technology is designed to bring the combined cost of renewable energy generation and storage below that of fossil fuel-derived electricity. The first commercial application – a fridge sized residential energy storage unit – has the potential to become a completely new, low cost, household appliance for safely storing renewable electricity in homes worldwide.

Media Contacts:

Superdielectrics
H/Advisors Maitland
Neil Bennett / Weronika Slomka
Superdielectrics@h-advisors.global
0790 000 0777 / 0772 158 1427

E.ON
Andrew Barrow | andrew.barrow@eon-uk.com
Andrew Ward | andrew.ward@eon-uk.com

We are delighted to be named a WIRED Trailblazer for 2024, an accolade that celebrates businesses redefining industry standards through innovation, driving growth, and leading positive change.

Thanks to WIRED Consulting and HSBC Commercial Banking.

On Wednesday 6th March, we launched our new aqueous energy storage technology at the Institution of Engineering and Technology (IET).

Please see our press conference video.

Cambridge, UK based Superdielectrics Group Plc has developed a breakthrough energy storage technology. The new technology stems from an ongoing collaboration with leading researchers at the University of Bristol who identified and validated the key mechanisms involved.

The Company’s vision is to create affordable, sustainable, energy systems. This could mean affordable grid independent energy anywhere in the world. Such systems require economically viable energy storage. The energy storage market is currently dominated by lithium-ion and lead-acid batteries. The Company’s patented new polymer-based energy storage technology solves the issue of dealing with rapidly fluctuating and intermittent renewable energy which makes it difficult to store solar and wind energy economically.

Superdielectrics’ energy storage technology combines electric fields (physics) and conventional chemical storage (chemistry) to create a new aqueous polymer-based energy storage technology. The Company is today formally launching the Faraday 1, its state-of-the-art hybrid energy storage technology. The technology behind the Faraday 1 has completed over 1 million hours of testing to create a system that already has the ability to significantly out perform lead-acid batteries and has the potential, with further development, to match or exceed existing Lithium-ion batteries.

The technology behind Faraday 1:

• Aqueous polymer-based technology that solves the issues of storing fluctuating and intermittent renewable energy.
• Highly efficient store of energy that charges over 10 times faster than lead-acid batteries with high cycle life.
• Safe store of energy – negligible fire risk.
• Low costs – uses readily available abundant raw materials.
• Recyclable.
• Huge scale of addressable opportunity with $50bn/year lead-acid battery market including electric scooter, forklift and off grid markets.

Jim Heathcote, CEO of Superdielectrics, commented:

“The team at Superdielectrics has worked incredibly hard to develop a ground-breaking technology that has the potential to revolutionise the energy storage market.  Our breakthroughs deliver the potential, at last, to create the sustainable, global decentralised energy systems that the world desperately requires.


The properties that our technology possess enables it to compete with and exceed current solutions in the energy storage arena across a number of key metrics whilst leading the way in sustainability, recyclability and affordability.

This is a remarkable achievement by all concerned and we now look forward to commercialising our platform and products – we have seen global interest in our technology.”

Professor Marcus Newborough, Director of R&D of Superdielectrics, commented:

“The combination of the benefits of rapid charging and sustainability used for energy storage now make it possible to create worldwide affordable and clean energy systems.

In the future, the continuing development of our pure supercapacitor technology could surpass all existing battery technologies.”

Professor David Fermin, Head of the Bristol Electrochemistry and Solar Team and Net Zero Ambassador for the University of Bristol, added:

“It is a privilege to be part of the most exciting technology in the energy sector that I have seen involving our organisation. These state-of-the-art supercapacitors have the potential to become a game-changer in energy storage. Superdielectrics’ devices are not only highly competitive against mature technologies in terms of energy and power density, but they are also free of critical elements, using earth-abundant materials with a lower environmental impact than other energy storage technologies. I can see Superdielectrics developing into a major player in this global market, providing safe and affordable sustainable energy for everyone.”

Professor Phil Taylor, Pro Vice-Chancellor Research and Enterprise from the University of Bristol, said:

“Superdielectrics’ technology offers a new route to developing a clean energy system.”

Enquiries: please contact us via our contact page or directly on +44 (0) 1223 679 460.

Professor Newborough brings with him a wealth of knowledge and contacts in the field of energy storage, as well as 14 years’ experience at ITM Power PLC, where he worked most recently as Development Director. Professor Newborough has 35 years’ post-doctoral experience in energy systems and hydrogen technology. He has published over 100 scientific papers and has over 4,500 citations. During his career he held the Scottish Power / Royal Academy of Engineering Research Chair in Energy and Environmental Engineering, Heriot Watt University, and previously, he was Professor of Energy Systems at Cranfield University and is currently a Visiting Professor at the University of Bath.

Commenting on the appointment, Superdielectrics CEO, Jim Heathcote said, “We are delighted that Professor Newborough will be joining us as Director of Research and Development as an outstanding successor to Dr Highgate. Marcus’ experience will be vital as we continue to develop our technology.”

Professor Newborough said, “I am looking forward to the opportunity to lead a strong R&D team in work that is potentially globally significant.”

The sustainable electrical energy storage specialist secures Suite 2 in the Science Village

Cambridge, UK, 15 February 2021: Chesterford Research Park is delighted to welcome material research company Superdielectrics to the Park’s prestigious Science Village.

Superdielectrics is developing high energy density, low cost, low environmental impact electrical energy storage devices that will help create a clean and sustainable global energy and transportation system. Supercapacitors store energy using electrodes and electrolytes and both charge and deliver energy quickly, unlike conventional batteries which perform the same task in a much slower way with the added hazard of end-of-life waste. Superdielectrics’ supercapacitors are safe, fast, contain no rare materials or conflict metals and have the added benefit of reducing pollution and waste.

Superdielectrics join fellow Science Village occupiers including Diagnostics for the Real World, Camena Bioscience and Oxford Nanopore in this energy-efficient, high-quality building, so stimulating company is guaranteed.

Jim Heathcote, CEO, Superdielectrics said: “Superdielectrics Ltd is delighted to have taken research and development laboratories at Chesterford Research Park. We are developing a completely clean and sustainable energy system using our unique high energy density supercapacitor materials.

“We are driven by strong environmental and social values which are shared by Chesterford Research Park. These are exciting times as we strive to tackle fundamental scientific problems that could reduce global poverty and starvation while cleaning up the environment.”

Chesterford Research Park provides an innovative and future-proofed environment for both established and early-stage biotechnology and pharmaceutical research and development companies. In addition to Superdielectrics, the Park is home to technology and life science innovators including Arecor, AstraZeneca, Lonza, Charles River Laboratories, Cambridge Epigenetix, Domainex and Oncologica.

Julian Cobourne, Senior Asset Manager, Aviva Investors, joint owners of Chesterford Research Park with Uttlesford District Council added: “I am thrilled that the innovative team at Superdielectrics will be continuing their ground-breaking work at Chesterford Research Park. With its focus on sustainability and the environment, Superdielectrics’ aims are complementary to that of the Park.

“Integral to the Cambridge biotech cluster, Chesterford Research Park continues to attract leading bioscience ventures. The fitted nature of the Science Village remains extremely popular with companies seeking ‘plug and play’ facilities, which negates the requirement for a protracted and sometimes expensive fit-out process. Superdielectrics are in good company in this truly unique setting with stunning natural parkland surroundings.”

Hosted by Innovator Capital – 15th March 2018

CleanEquity® Monaco 2018, the forum for emerging sustainable technology companies, hosted by Innovator Capital and the Monaco Economic Board, closed on Friday, 9th March with the Awards Ceremony in the presence of H.S.H. Prince Albert II of Monaco.

An independent panel of judges, chaired by His Serene Highness, selected Superdielectrics as the winner of the award for Excellence in the Field of Environmental Technology Research.

Mungo Park, Chairman of Innovator Capital commented: “Science fiction becomes science fact once again. Congratulations to Superdielectrics for pushing the envelope on supercapacitor performance.”

About Superdielectrics Ltd

Superdielectrics is a material research company that has discovered, filed patents and is commercialising a highly significant scientific breakthrough in supercapacitor electrolyte materials and electrical energy storage. The University of Bristol estimates that these newly discovered materials have dielectric property values which are 1,000-10,000 times greater than conventional electrolyte solutions. This breakthrough offers the prospect of a new energy storage technology that is superior to existing battery technology.

Jim Heathcote, CEO of Superdielectrics said: “It is a great honour to receive this award on behalf of Superdielectrics and the scientific teams from Surrey and Bristol Universities whose diligent work has achieved such an important breakthrough. I believe that the CleanEquity Monaco awards are the equivalent to the Oscars for the environmental and scientific community. They have an important role in encouraging and supporting small companies with big dreams.

I would also like to pay tribute to the vision of His Serene Highness Prince Albert II of Monaco and Mungo Park for creating this important annual event more than 10 years ago. They identified that further scientific advances are necessary to achieve a clean and sustainable future for mankind and have created a forum for the most creative young companies to showcase their technology to the world.”

CleanEquity thanks, in particular: Prince Albert II of Monaco’s Foundation, Cohesion Investments, Covington & Burling, Cision, Cranfield University, easyGroup, Hobbs & Towne, the Monaco Economic Board, Parkview, Shell Foundation and STRATIS Impact.

CleanEquity Monaco will be returning to the Principality of Monaco in March 2019.