Leaders in Cleantech - podcast cover

Leaders in Cleantech

Leaders in Cleantech is a bi-monthly podcast hosted by David Hunt, founder of Hyperion Search.


 Each episode features candid conversations with the founders, CEOs, and innovators driving the clean energy and mobility transitions.


We go beyond technology—diving into the human side of the journey. From early failures to funding wins, we explore what it really takes to lead: building teams, shaping culture, and navigating complexity in a fast-changing world.


This is a podcast about cleantech, but it’s also a podcast about leadership.


🎙️ Ranked in the top 1.5% of podcasts globally by ListenNotes.
 📍 Topics: #Cleantech #Leadership #EnergyStorage #EMobility #SmartCities #Renewables #ClimateTech

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Episodes

Rupert Newland, Arenko Group – 62

I’ve been privileged to work with Rupert and his team over the last few years and to see the evolution of his business, as the energy transition and in particular the evolution of battery energy storage has seen challenges and opportunities. Here Rupert and I discuss that journey and how he sees the sector continue to evolve over the coming years.About Rupert NewlandRupert founded Arenko in 2015 to build a world class energy storage business. He is on the company’s Board of Directors and is the ...

Sep 03, 202040 min

Simon Bushell, Sympower – 61

What’s it all about?I love when small start-ups emerge from accelarators and incubators and start playing with the big boys, engaging with Utilities and large corporates. A partnership increasingly happening and increasingly collaborative, with great results. Here Simon Bushell, CEO of Sympower shares his start-up journey, milestones and thoughts on 100% renewables and an electrified mobility future.About Simon BushellSimon is the CEO and one of the founders of Sympower. His mission is to contri...

Aug 12, 202045 min

Toon Bouten, Tado – 60

What’s it all about?Heating, cooling and energy efficiency! Don’t switch off! This stuff is so important, and I’m glad to focus on technologies and leaders across the cleantech sector. We all have a part to play, and Tado is a cool German start up doing great things to address the inefficiency of home heating and cooling. And Toon is an experienced CEO happy to share successes and mistakes and the challenges of scaling and working with original founders. About Toon BoutenBefore joining tado° in ...

Jul 29, 202043 min

Cat Newman, Limejump – 59

That the cleantech industry is so dynamic is one of its biggest appeals, and its biggest challenges. At Hyperion our goal is to help the world’s best cleantech companies find the talent to achieve their goals and ambitions, and to help founders towards their desired exit. I interviewed LImejump founder, and former CEO Erik Nygard on a previous episode, at the time Hyperion were supporting him to hire a COO. That process went well, and Cat Newman was hired into the role, so well in fact that she ...

Jul 15, 202045 min

Emily Reichert, Greentown Labs – 58

Since first expanding the Hyperion Executive Search activities into the US over the last three years, I’ve been very aware of the awesome job Greentown Labs do at supporting, nurturing and releasing into the world some amazing cleantech companies. Some of which have gone on to be our clients. So with the announcement of their expansion to Houston, I though it would be a great opportunity to hear the story from CEO Emily ReichertAbout EMILY REICHERTDr. Emily Reichert serves as Chief Executive Off...

Jul 08, 202047 min

Joe Zhou, Quidnet – 57

My team at Hyperion Executive Search have loved building teams for some of the amazing companies being funded by Breakthrough Energy Ventures. Long durations energy storage is a genuine game-changer, and after a recent $10million fundraise I was delighted to ask Quidnet Energy CEO Joe Zhou to share his, and their story.About Joe ZhouJoe Zhou is the CEO of Quidnet Energy, which commercializes a breakthrough in geomechanical pumped hydro for energy storage. Prior to Quidnet Energy, Joe worked at G...

Jul 01, 202042 min

Ben Pullen, Generation.e – 56

Ben is typical of most of us cleantech entrepreneurs, swimming against the tide and trying to bring the world with us. He shares his story from university, through business and personal triumph and tragedy, to the future of smart mobility and cleantech events, conferences and networking, via some super fun Tesla roadtrips.About Ben PullenBen is the Co-Founder and CEO of Generation.e which is a unique and impactful business which blends audiences and experiences to inspire transformation to smart...

Jun 17, 202049 min

Tomas Kemtys, Contrarian Ventures - 55

I first met Tomas at an eMobility event in the UK a few years ago. His passion and enthusiasm, as well as the fact his firm, Contrarian Ventures are one of the most active cleantech VCs out there at the moment, made him an ideal person to share the views of the VC at this challenging time. The good news is deals are being done, and money is there to be deployed across the investor community. We share some passions about cleantech, emobility and working with awesome founders and entrepreneurs.Abo...

Jun 10, 202042 min

Juraj Ulehla, Voltia – Episode 54

After last week’s episode we return to the ground but stay with eMobility. Last mile deliveries have never been more needed, as we’re currently so reliant on home deliveries. It’s also fair to say cities, mayors and citizens are quite liking the clean air and lack of both air and noise pollution, I can only expect the successes of Voltia and others in this space will continue. That said, when I first spoke to Juraj some time ago, it was his entrepreneurial story that stood, out. We discuss both ...

May 27, 202038 min

Val Miftakhov, ZeroAvia - Episode 53

As you’ll know I feel a fair amount of guilt over the amount of flying I typically do. Not an issue at present, but as we discuss on this episode, despite the present situation, aviation is on a fast-upward trend, and has a huge environmental impact. So it was a pleasure to speak to Val Miftakhov to see just how close we are to electric flight, at least on a regional level. It was also interesting to hear his thoughts on hydrogen in transport generally, and why he feels aviation is the area wher...

May 13, 202041 min

Alisa Murphy, Petr Mikovec & David Hunt – Cleantech Heroes – 52

I really excited about this campaign, #Cleantechheroes It’s an opportunity for me to give back to, and support the sector I love so much, and that has and continues to do so much for me. There is so much content and advice out there at the moment around COVID-19 and Working from home. It can be a lot of noise and distracting at times. Cleantech heroes is about cutting through the noise and offering some direct, one to one, support, experience and advice to founders and cleantech heroes around th...

May 06, 202027 min

Gideon Van Dijk, Chargetrip – Episode 51

I was introduced to Gideon by co-founder Pieter Waller. I met Pieter at the rEVolution event in Amsterdam two years ago. It’s been fascinating to watch their growth, including an A-round of fundraising, and a partnership with Porsche. Gideon share some really valuable insights from that journey, in particular we talk luck and resilience!About Gideon Van DijkGideon is CEO and Co-Founder at Chargetrip, a company accelerating the advent of sustainable mobility by developing the missing navigation t...

Apr 29, 202047 min

Jigar Shah, Generate Capital – Episode 50

As you know by now, my first cleantech love and experience was in solar PV. At that time, creating my own solar business, Jigar Shah was an inspiration. Sun Edison really moved the dial forward for solar in the US and then across Europe and beyond. Now funding a range of clean energy and technology infrastructure projects, and a leading voice in the cleantech sector, I was delighted to have Jigar join me for this episode.About Jigar Shah: Jigar Shah is the President and Co-Founder of Generate Ca...

Apr 08, 202052 min

Doug Campbell, Solid Power – Episode 49

As you know, I’m a bit of a battery nerd, and we’ve had many great CEOs and experts in the subject on the podcast to date. I’d been very keen to have a conversation on the podcast with Doug Campbell, CEO of Solid Power for some time, solid state batteries being another big leap in battery evolution. I hope you enjoy the conversation.About Doug CampbellDoug Campbell is the CEO and co-founder of Solid Power. He established the company as a spin-out business of the University of Colorado Boulder in...

Apr 01, 202038 min

David Hunt, Hyperion Executive Search – Episode 48

The podcast is all about the cleantech and start-up journeys of the leading CEOs and founders in the sector. For some time I’ve been told I should share my story, but whilst not exactly being a ‘wall-flower’ I’ve been reluctant to do so. But when a scheduled guest has to cancel, I thought this would be a good time to share my journey, trials, tribulations, successes and failures and hopes for the future.About David HuntDavid Hunt is a prominent figure and thought leader in the clean energy secto...

Mar 25, 202056 min

Liam Berryman, Nelumbo – Episode 47

What’s it all about?As you will hear on the podcast I was introduced to Liam Berryman via a mutual friend and previous podcast guest, Michael Hopkins. I’m so excited about some of the unseen (literally) technologies that are playing such an important role in the fight against the climate crisis. Nanotechnologies are one such area, and this is what we explore on this podcast. I hope you enjoy the episode.About Liam BerrymanLiam is CEO and Co-Founder at Nelumbo, a company making physical products ...

Mar 11, 202045 min

Giovanni Fili, Exeger – Episode 46

What’s it all about?I’ve always loved Solar and the concept of free, ubiquitous energy. Our episode this week comes from the CEO of a company that converts light at all levels into energy for the fast-growing wearables market and beyond. Wireless headphones that don’t need charging, ever, is just the start. I hope you enjoy the episode.About our guestGiovanni Fili is an experienced entrepreneur and private investor with more than 20 years’ experience in entrepreneurship and 10 years’ experience ...

Feb 05, 202042 min

Charlotta Holmquist, Blixt – Episode 45

I first saw Charlotta pitch Blixt at Ecosummit and was subsequently introduced via my friends at BayWa Ventures. I loved her enthusiasm, and I take my hat off to anyone that has founded, exited and founded companies on many occasions. I’m sure you’ll be inspired by her story. About our guestCharlotta has been an entrepreneur for 20 years and active in several roles setting up businesses in various sectors from e-Commerce to gaming and later deep tech in transformative energy. She loves entrepren...

Jan 29, 202045 min

Dr Pete Armstrong, Mixergy – Episode 44

I first met Pete Armstrong as he was pitching at the Ecosummit event in Berlin in 2018 and last year. The scale of the impact possible in transforming our heating and water storage systems in our homes blew my mind. I’ve always been so involved in the ‘electrification of everything’, so I’ve watched since with interest. Mixergy were also mentioned in a recent podcast episode with Robert Trezona of IP Group, one of their early (and follow on) investors. So I thought I’d invite Dr Pete Armstrong t...

Jan 22, 202044 min

Simon Acland, Green Angel Network – Episode 43

As you will have gathered from this podcast, I live in and love the intersection of clean technology and entrepreneurship. This passion, and my role as CEO at Hyperion Executive Search brings me into contact with so many fascinating people, and I love to hear and share their stories.On recent podcasts I’ve spoken to leads at cleantech VCs, Publicly Listed tech funds and soon Corporate Venturing entities, but today a very import part of the funding ecosystem are Angels and Angel syndicates, and m...

Jan 15, 202049 min

Kimmo Rauma, VP Danfoss Power Solutions – Episode 42

I first became aware of the work of Kimmo Rauma, and Visedo from my good friends at Life Size. I’ve long believed in the electrification of everything, though I’m always open to be persuaded otherwise! There are of course some areas where that is far more challenging. Heat is one, and long haul and heavy transport are two such areas. Kimmo has been addressing long-haul and heavy transport for many years, and it’s great to share his thoughts and how this problem is being solved.About our guestDr....

Dec 11, 201948 min

Mike Hopkins, Cleantech investor and CEO – Episode 41

What’s it all about?I first reached out to Mike as I saw the incredible work he was doing as CEO of Ice Energy. As you’ll know, as much as I love traditional battery storage technologies, I also have a passion for thermal storage solutions, and Ice Energy has a great product. I’ve kept in touch as Mike moved on to new ventures, and had the opportunity to meet recently in San Diego at Energy Storage North America. Here we extend that conversation, into some possible controversial territory.About ...

Dec 04, 201950 min

Robert Trezona, IP Group – Episode 40

What’s it all about?I first met Robert and the IP Group team as we were both pitching at EcoSummit in Berlin. An event that brings together the best investors, VCs, CVCs and corporate venturing teams, with the best cleantech start-ups across Europe. IP Group are a bit different from most investors, making very early bets, often with university spin-outs. Robert and his team are deeply embedded in early cleantech start-up ecosystem.About our guestRobert is Head of Cleantech at IP Group, which ove...

Nov 27, 201949 min

Sampo Hietanen, MaaS Global – Episode 39

What’s it all about?I was first introduced to the world of smart and future mobility some years ago by Author, Key Note speaker and Hyperion Executive Search advisor Lukas Neckermann. It was Lukas who also introduced me to Sampo Hietanen and his company MaaS Global. I’ve been a convert to the concept of Mobility as a Service for some time and have watched MaaS Global with interest, culminating with last week’s large investment from BP. It was great to catch up with Sampo to discuss this and more...

Nov 20, 201954 min

Charlie Blair, Gravitricity – Episode 38

What’s it all about?At Hyperion we love all things energy storage, and we’re always following new companies and technologies that can and will enable the energy transition. I recently met the team from Gravitricity at a trade show I was speaking at, and liked the look of their solution, anything that uses old and established technologies for new and innovative solutions is good as far as we’re concerned, so we asked their MD Charlie Blair to share more.About our guestCharlie joined Gravitricity ...

Oct 30, 201947 min

Simon Moores, Benchmark Minerals - Episode 37

What’s it all about?It’s taken a while to get this in our diaries, but I’ve been following and speaking to Simon for some time, and I’m glad I had the opportunity to record this exploration of the battery supply chain, ethics, issues and costs that are so instrumental to the evolution and massive ramp up of electric vehicles and stationary storage. Some great insights here.About our guestSimon Moores is the managing director of Benchmark Mineral Intelligence, an independent price assessment comp...

Oct 23, 201948 min

Doron Frenkel, CEO Driivz – Episode 36

What’s it all about?The success of the eMobility revolution hinges on many things, more vehicles of course, the charging infrastructure, and of course the brains that connect everything and make it all work. This week I’m speaking with Doran Frenkel, CEO of a company that is the brains behind the eMobility revolution.About our guestDoron Frenkel is the Founder and CEO of Driivz. An experienced entrepreneur, Doron has over 20 years' international experience in various roles across the IT, telecom...

Oct 15, 201947 min

Haggai Hofland, CEO Raycatch - Episode 35

What’s it all about?Solar power is my first love, and whilst in recent years it has been battery storage, EV Charging infrastructure and eMobility that has dominated my work at Hyperion, we’ve kept our love for and focus on the solar industry. I was introduced to Haggai by Ulrich Seitz at Bay Wa Ventures, and I love what they are doing. As ever it’s another great start-up story for an entrepreneur with a passion to make a difference to the world.About our guestSolar energy has been part of Hagga...

Sep 25, 201943 min

Tom Pakenham, OVO/Kaluza – Episode 34

What’s it all about?Tom is one of those, like me, that tried to bring business acumen to a very nascent, and very hippy, clean and renewable energy sector in the UK in the late 2000’s. His journey, passion and drivers are fascinating to share, as is the story of Kaluza, a company really creating the Internet of Energy (IoE), across a range of domestic devices, proving new incomes and opportunities for businesses and consumers. Take a listen.About our guestTom Pakenham is Director of Electric Veh...

Sep 04, 201949 min

Erik Nygard, LimeJump – Episode 33

What’s it all about?Limejump are one of the great UK cleantech start-up stories. Recently acquired by Shell Ventures, the company continues to grow and play an active part in the clean energy transition. I talk to CEO and Co-Founder Erik Nygard about the company journey, including how they helped in the recent UK blackout, the future of energy and the part AI will play, how is life as a cleantech start up owned by an Oil major, and his optimism for the future. About our guestErik Nygard – CEO &a...

Aug 28, 201944 min
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