# Top 50 Renewable Energy Angel Investors in Europe in June 2026

## Philipp Kloeckner
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 3
- Stages: Seed, Angel, Pre-Seed
- Focus: Financial Services, Banking, FinTech

Philipp has been product manager and inhouse SEO at the market leading price comparison in Germany (Idealo.de) for 6 years. He specializes in the fields of accessability, crawlability and onpage optimization of websites with 1M+ subpages.Since 2011 Philipp Klöckner focuses on search consultancy and angel investing to share his experience insearch marketing, product and business intelligence with publishing houses, e-commerce companies and start-ups as an independent consultant and angel investor.

## Christian Bach
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 3
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Information Technology, Developer Tools

Christian Bach is the President & Co-founder of Netlify.

## David Balensiefen
- Type: Angel
- Location: Munich, Bayern, Germany
- Relevant deals: 3
- Stages: Angel, Seed, Pre-Seed
- Focus: Renewable Energy, Sustainability, SaaS

David Balensiefen - CEO and Founder @ gridX

## Gabor Cselle
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 3
- Stages: Seed, Angel, Pre-Seed
- Focus: Internet, Mobile Apps, Renewable Energy

Gabor Cselle is a Partner at Area 120, Google's internal startup incubator.

Previously, he was the Co-Founder and CEO of mobile advertising startup Namo Media which was [acquired by Twitter in 2014.

## Andy Booke
- Type: Angel
- Location: Aachen, Nordrhein-Westfalen, Germany
- Relevant deals: 3
- Stages: Angel, Seed
- Focus: Renewable Energy, Battery, Semiconductor

Andy Booke

## Lukasz Gadowski
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 2
- Stages: Series A, Seed, Angel
- Focus: Internet, E-Commerce, Software

Lukasz Gadowski is the Founder and CEO of Team Global. He previously worked at Circ as a Co-Founder. Lukasz Gadowski attended HHL Leipzig Graduate School of Management.

## Tobias Schuett
- Type: Angel
- Location: Hamburg, Hamburg, Germany
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Angel
- Focus: Renewable Energy, SaaS, Solar

Tobias Schuett is the CEO at DZ-4.

## Chris Adelsbach
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Series A
- Focus: FinTech, Financial Services, Software

Chris Adelsbach - Founding Partner @ Outrun Ventures

## Bhavik Bajaj
- Type: Angel
- Relevant deals: 2
- Stages: Pre-Seed, Seed, Angel
- Focus: Information Technology, Software, FinTech

Bhavik Bajaj

## Christoph Ostermann
- Type: Angel
- Location: Kempten, Rheinland-Pfalz, Germany
- Relevant deals: 2
- Stages: Series A, Seed, Series B
- Focus: Energy Storage, Renewable Energy, Energy

Christoph Ostermann is a Co-Founder at Sonnen.

## Lucas von Fürstenberg
- Type: Angel
- Location: Schmallenberg, Nordrhein-Westfalen, Germany
- Relevant deals: 2
- Stages: Pre-Seed
- Focus: Organic, Sustainability, Renewable Energy

Lucas von Fürstenberg serves as head of the Freiherr von Fürstenberg'sche Forstverwaltung forest administration based in Sauerland.

## Jacob Wolff-Petersen
- Type: Angel
- Location: Copenhagen, Hovedstaden, Denmark
- Relevant deals: 2
- Stages: Seed
- Focus: Renewable Energy, Environmental Consulting

Jacob Wolff-Petersen is the founder of SteelSeries, a leading manufacturer of peripherals for gaming and electronic sports (eSports), including headsets, keyboards, mice, mouse pads and mouse accessories. 

## François Derbaix
- Type: Angel
- Location: Madrid, Madrid, Spain
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: FinTech, Financial Services, E-Commerce

Francois Derbaix is the Co-founder and co-CEO of Indexa Capital. He previously worked at Toprural as a Founder and CEO. Francois Derbaix attended the Catholic University of Louvain.

## Ruben Ferreiro
- Type: Angel
- Location: Barcelona, Catalonia, Spain
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: E-Commerce, FinTech, Financial Services

Ruben Ferreiro is the Founder and CEO of VIKO GROUP. He previously worked at ELOGIA as a CEO. Ruben Ferreiro attended M4c Academy.

## Bo Wase
- Type: Angel
- Location: Skanderborg, Midtjylland, Denmark
- Relevant deals: 2
- Stages: Seed, Pre-Seed
- Focus: Renewable Energy

Bo Wase is chairman of InCommodities.

## Juergen Mayerhofer
- Type: Angel
- Location: Vienna, Wien, Austria
- Relevant deals: 2
- Stages: Seed, Pre-Seed
- Focus: Renewable Energy

Juergen Mayerhofer is the CEO and Founder of Enspired and attended Stanford University Graduate School of Business in 2018. Previously he worked with Eurelectric as Platform Member.

## Johann "Hansi" Hansmann
- Type: Angel
- Location: Vienna, Wien, Austria
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: Software, Health Care, Fitness

Dr. Johann ‘Hansi’ Hansmann was born in Austria and studied economics in Vienna. He spent the major part of his professional life working as an executive in the pharmaceutical industry in Austria, Germany, UK and Spain. He gathered several years of entrepreneurial experience running successfully his own pharmaceutical company in Spain afterconducting a management buy-out of a big pharmaceutical plant, making an exit in 2003. Since this time he is active as investor and business angel. He currently holds investments with a geographical focus on Austria, Germany, UK and Spain both internet and in the health industry. He led Runtastic, shpock, mysugr and just recently durchblicker and Busuu to extraordinary exits. He was president of the ‘Austrian Angels Investors Association’ until 2021, was awarded 'Best European Early Stage Investor' in 2016 by eban.org and is now based in Vienna and tries to find spare time to ride his mountain bike.

## David Tomás
- Type: Angel
- Location: Barcelona, Catalonia, Spain
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Angel
- Focus: B2B, Software, SaaS

David Tomas is General Manager Cyberclick, group of companies specializing in online advertising and marketing, based in Barcelona, Madrid and Bogota, and awarded in December 2013 as Third Best Workplaces in Spain.He has over 15 years of experience in the online world. He is an engineer and completed a program of Entrepreneurship at MIT,Massachusetts Institute of Technology. In 2012 he was named one of the 20 most influential entrepreneurs in Spain, under 40 years, according to the Global Entrepreneurship Week 2012 and IESE.From Cyberclick, has developed a range of online advertising campaigns: web advertising, email marketing, mobile marketing, coregistros, etc. The objective of this group of companies is to improve the conversion of client campaigns. Specialize in online lead generation through search marketing actions. Only generate quality leads, create and manage mobile campaigns, inbound and email marketing, optimizing the cost of finding customers through online advertising. And also generate databases through coregistros. Cyberclick currently works for both Spanish and international companies from different sectors: education, NGOs, distance selling, or B2B e-commerce, among others.Likewise, David Tomas is a member of the board of Adigital, Spanish Association of Digital Economy, and the Board of Entrepreneurs Organization and actively participates in Founders Institute and SeedRocket, reference initiative in Spain for entrepreneurs with technology-based projects. In the latter, he has mentored projects like Deporvillage, Habitissimo, Captio and Social & Loyal, among others. He has spoken at various events and teaches marketing and ICEMD EADA.

## Julius Göllner
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Angel
- Focus: Software, SaaS, E-Commerce

Julius Göllner - Co-Founder @ ARRtist Summit

## Naruhisa Nakagawa
- Type: Angel
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Agriculture, Manufacturing, AgTech

Naruhisa Nakagawa is a Founder & Chief Investment Officer at Caygan Capital.

## Thibault Chassagne
- Type: Angel
- Location: Paris, Ile-de-France, France
- Relevant deals: 1
- Stages: Seed
- Focus: Retail, Security, Software

Thibault Chassagne - Co-Founder @ Virtuo

## Janis Krums
- Type: Angel
- Location: Riga, Riga, Latvia
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Angel
- Focus: Big Data, SaaS, FinTech

Janis Krums is a Venture Partner at change ventures.

## Chris Heminway
- Type: Angel
- Location: Cheltenham, Gloucestershire, United Kingdom
- Relevant deals: 1
- Stages: Seed
- Focus: Energy, Renewable Energy, Innovation Management

Chris Heminway is the Chairman Of The Board at Time To ACT Limited

## Maximilian Both
- Type: Angel
- Location: Hamburg, Hamburg, Germany
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Software, CleanTech, Clean Energy

Maximilian Both is the Founder and Managing Director at Rabot Charge. Maximilian Both attended Tu Vienna.

## MARKUS W. VOIGT
- Type: Angel
- Location: Düsseldorf, Nordrhein-Westfalen, Germany
- Relevant deals: 1
- Stages: Seed
- Focus: CRM, iOS, Apps

MARKUS W. VOIGT is a Chief Executive Officer (CEO) at Aream company.

## John Ward
- Type: Angel
- Location: Cambridge, Massachusetts, United States
- Relevant deals: 1
- Focus: Solar, Energy, Manufacturing

Head of Engineering, Pharma Services Group, Thermo Fisher Scientific.

## Carsten Gropp
- Type: Angel
- Location: Düsseldorf, Nordrhein-Westfalen, Germany
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Solar, Renewable Energy

Partner

## Rahul Munjal
- Type: Angel
- Location: Delhi, Delhi, India
- Relevant deals: 1
- Stages: Seed
- Focus: FinTech, InsurTech, Renewable Energy

Rahul Munjal - Chairman & Managing Director @ Hero Future Energies

## Thomas Bein
- Type: Angel
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Battery, Renewable Energy

Thomas Bein

## Martin Goetzeler
- Type: Angel
- Location: Paderborn, Nordrhein-Westfalen, Germany
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Battery, Renewable Energy

Martin Goetzeler is the CEO of dSPACE.

## Andreas Kohl
- Type: Angel
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Battery, Renewable Energy

Andreas Kohl

## Christian Schmalenbach
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Renewable Energy

Christian Schmalenbach

## Jan Rabe
- Type: Angel
- Location: Munich, Bayern, Germany
- Relevant deals: 1
- Stages: Seed, Pre-Seed
- Focus: Solar, Power Grid, Renewable Energy

Jan Rabe - CEO, CFO @ Rabot Energy GmbH

## Carlos Oliveira
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Sensor, Software, Wind Energy

Carlos Oliveira

## Tim Bode
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: CleanTech, Marketplace, Clean Energy

Tim Bode

## Jacob De Geer
- Type: Angel
- Location: Stockholm, Stockholms Lan, Sweden
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Internet, IaaS, SaaS

Jacob de Geer is a Swedish serial entrepreneur and co-founder and CEO of iZettle, the fast-growing mobile payments company that lets anyone take card payments and manage and grow their business. Before starting iZettle, Jacob was the first employee at performance marketing firm TradeDoubler. Here he helped to build one of the largest advertisingnetworks in Europe before leaving to co-found movie sharing firm, Ameibo, and Tre Kronor Media, an award-winning communications agency. Both companies were acquired in 2010. Now, Jacob is fully focused on democratising payments around the world through his latest venture, iZettle.

## Lars Björk
- Type: Angel
- Location: Philadelphia, Pennsylvania, United States
- Relevant deals: 1
- Stages: Seed
- Focus: Apps, Android, Security

Lars Björk leads Qlik as CEO and is a member of the company’s board of directors. He oversaw the company’s initial public offering (IPO) in 2010 on the NASDAQ, which was recognized as one of the year’s top tech IPOs.Lars is recognized as an authority on driving company culture through an accessible management style, with articles appearing inthe New York Times, Forbes and Harvard Business Review, as well as speaking engagements at conferences including the CEO2CEO Leadership Summit. He was named the Ernst & Young Entrepreneur of the Year in the technology category and was named Technology CEO of the Year at the 2015 PACT Annual Enterprise Awards. More recently, he was nominated to participate in Startup America, a White House initiative to accelerate high-growth entrepreneurship, and the Clinton Global Initiative, an organization that brings together leaders to drive action on global challenges.Before Qlik, Lars held several positions as CFO at companies such as ScandStick and Resurs Finance. He has an MBA from the University of Lund, Sweden and a Degree in Engineering from the Technical College in Helsingborg.

## Alexandre Berriche
- Type: Angel
- Location: Paris, Ile-de-France, France
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Artificial Intelligence, Internet

Alexandre Berriche is currently the CEO of Fleet, a startup which simplifies the access, management and a sustainable renewal of computers for start ups, scale ups and SMB, helping you focus on your growth.He is also an angel investor (companies include Kocomo, Claap, Finary, Convelio and more) and scout for Sequoia Capital.Before launchingFleet he was VP of Operations and Expansion at Ironhack and Managing Director of Jumia Tunisia, a Rocket Internet’s company.Alexandre is trilingual and holds degrees from IESEG, le Wagon and Victoria University.

## Dieter Ammer
- Type: Angel
- Relevant deals: 1
- Stages: Angel
- Focus: Logistics, Renewable Energy, Environmental Consulting

Dieter Ammer is the CEO and chairman of the management board of Nordzucker GmbH, Brauerei Beck & Co., and Tchibo Holding AG.

## Florian Bennhold
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Solar, Renewable Energy

Florian Bennhold

## Christian Vollmann
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 1
- Stages: Seed, Series A, Angel
- Focus: Software, Internet, SaaS

Christian Vollmann is the Chairman Of The Board at nebenan.de.

## Martina Merz
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed
- Focus: B2B, Software, Renewable Energy

Martina Merz

## John Collison
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Series A, Series C
- Focus: Software, Information Technology, Artificial Intelligence

John Collison is a President and Co-founder at Stripe. He attended Harvard University.John and his brother Patrick Collison started Stripe in 2010 while John was studying physics at Harvard. Their goal was to make accepting payments online simpler and more inclusive, after learning firsthand how difficult it was. Today, the 100+ person (andgrowing) Stripe team powers online businesses around the world.Before Stripe, John co-founded Auctomatic, which was acquired by Live Current Media in March 2008. Originally from Limerick, Ireland, John lives in San Francisco, California, where Stripe is based.

## Jukka Sonninen
- Type: Angel
- Location: Helsinki, Southern Finland, Finland
- Relevant deals: 1
- Stages: Seed
- Focus: SaaS, Forestry, Software

Aito’s Chairman of the Board. Jukka has worked over 20 years in different management positions within the IT- industry. He has been the founding member and CEO of SAP Finland and now sits at the boards of several companies such as Solteq. He has also supported the Finnish software company Basware and Endero in their international growth andlisting on the stock exchange. Now, he primarily works as the CEO and board member of Fifth Element Oy.

## Emma Tracey
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 1
- Stages: Pre-Seed, Angel
- Focus: Software, Human Resources, Computer

Emma Tracey is a co-founder of Honeypot.

## Philippe Teixeira da Mota
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: FinTech, Financial Services, Software

Co-founder of Shapers. Previously Partner at Hedosophia.

## Patrick Andrae
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Angel
- Focus: FinTech, InsurTech, Insurance

Patrick is the CEO & Co-Founder of HomeToGo, an independent vacation rental metasearch engine .Previously, he was a Director of Business Development in Home24. He also worked for German Embassy in Dublin, Hogan Lovells and Rocket Internet. Patrick has a law background and holds PhD in Business Law from University of Muenster.

## Kai Klapdor
- Type: Angel
- Location: Freiburg, Baden-Wurttemberg, Germany
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Software, CleanTech, Clean Energy

CEO

## Taavet Hinrikus
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 1
- Stages: Seed, Series A, Series B
- Focus: FinTech, Software, Financial Services

Taavet Hinrikus is co-founder and CEO of TransferWise. Prior to starting TransferWise, Taavet was Skype’s director of strategy until 2008, starting as its first-ever employee. One of the World Economic Forum's Tech Pioneers, Taavet is an adviser to Prime Minister of Estonia on the digital agenda. He’s also a mentor and angel investor; hisinvestments include Tweetdeck, Mendeley, OMGPOP, Property Partner, Sunrise, Improbable and Mapillary.

## Maximilian Viessmann
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 1
- Stages: Seed, Series A, Pre-Seed
- Focus: B2B, SaaS, Battery

Max Viessmann is Co-CEO and Member of the Board of the ‘Viessmann Group’ as well as CEO of VC/O.As the Co-CEO he continues to drive the Group’s digital evolution.Through VC/O the Group is making people’s life easier particularly in private and commercial housing aka the prop tech space. Through the Munich-based venture capital fund‘Vito Ventures’ and Berlin-based company builder ‘WATTx’ the team is providing a node for highly passionate entrepreneurs in the deep tech space.Prior to joining the family business, Max has been an early-stage investor and a management consultant with The Boston Consulting Group in the Munich and Shanghai offices.He has spent a lot of time living abroad particularly in the US, China and Japan.

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