Top 5 CleanTech Angel Investors in Spain in September 2025

Last updated: Sep 2025 A list of 5 angel investors that invest in Cleantech startups based in Spain. We rank investors based on the number of investments they made in Cleantech companies from Spain. We update this investor list every month.

Top 5 CleanTech Angel Investors in Spain in September 2025

Investor	CleanTech Spain investments
Simon Rothman	2
Jeroen Merchiers	1
Alex Zubillaga	1
Albert Armengol	1
John Nahm	1

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Investor list

Simon Rothman is a Partner at Greylock Partners and was a Founder and CEO at Glyde. He attended Harvard University.

Investment focus

Transportation, Automotive, Electric Vehicle
Seed, Series A, Series B
United States, Spain

Portfolio highlights

Reby — Reby is a European multinational company involved in the design, construction, financing, operation (DBFO) and maintenance of public sharing transport infrastructure. Today, Reby is the Southern Europe leader in the micromobility field, with over 15 agreements with public administrations. The company was founded by four entrepreneurs (Pep Gómez,Kiran Thomas, Cristina Castillo, and Guillem Pagès) in 2018 as a micromobility operator, winning the first public tender in Europe for kickscooters, in the city of Zaragoza (Spain). During the COVID-19 pandemic, the company increased its R&D efforts, expanding into the MaaS (mobility-as-a-service) economy and the investment banking/franchising business for public administrations (through PPPs), public utility companies, as well as SMEs.
Plug — Plug is a wholesale auction that facilitates online buying and selling of used EVs.
Blush — Blush is a dating app that transforms online connections with community events, virtual courting, and bonding over shared local favorites. It is a dating platform for those valuing meaningful connections, local community, and a shared mission to inspire positive change in the world. The innovative matching algorithm of the company connects theonline and offline worlds. Users share favorite local spots, and the algorithm forms meaningful connections, fostering bonds over common interests. This personal approach grounds online dating in real-life experiences.

Jeroen Merchiers

Investment focus

Beauty, Fitness, CleanTech
Pre-Seed
Spain

Portfolio highlights

Jeff — Jeff is a company created in 2015 by Eloi Gómez, Adrián Lorenzo and Rubén Muñoz, three Spanish entrepreneurs. It started as a home laundry and dry-cleaning app, but is currently in an expansion process in which, in addition to laundry service, different day-to-day services are added such as hairdressing and beauty, fitness and massages, becomingthe first international omnichannel ecosystem of day-to-day services. It is available to anyone who wants to invest or undertake the necessary solutions to launch their own business under the business lines of the Jeff brand.

Alex Zubillaga is the founder of 14W, a New York-based, venture capital firm focused on consumer Mobile, Web, E-commerce, CPG, and Media.Previously, Alex was Executive Vice President, Digital Strategy and Business Development at Warner Music Group (WMG). Prior to WMG, Alex founded Net Uno, a leading Venezuelan cable television and broadbandoperator where he served as CEO and Chairman.

Investment focus

E-Commerce, Apps, Music
Seed, Series A, Series B
United States, United Kingdom, Israel

Portfolio highlights

Reby — Reby is a European multinational company involved in the design, construction, financing, operation (DBFO) and maintenance of public sharing transport infrastructure. Today, Reby is the Southern Europe leader in the micromobility field, with over 15 agreements with public administrations. The company was founded by four entrepreneurs (Pep Gómez,Kiran Thomas, Cristina Castillo, and Guillem Pagès) in 2018 as a micromobility operator, winning the first public tender in Europe for kickscooters, in the city of Zaragoza (Spain). During the COVID-19 pandemic, the company increased its R&D efforts, expanding into the MaaS (mobility-as-a-service) economy and the investment banking/franchising business for public administrations (through PPPs), public utility companies, as well as SMEs.
Qapital — Qapital is an award-winning app designed to let you save, invest, and spend with any goal in mind.
Opal — Protect your focus time. Schedule your days, block distracting apps and focus fully, on your iPhone, Chrome, Firefox, and Safari browser. Try Opal for Free!

Albert Armengol took up his MBA at Esade.

Investment focus

Mobile Apps, Apps, Software
Seed, Pre-Seed, Funding Round
Spain, United Kingdom, Norway

Portfolio highlights

WOODEA — Constructora industrializada de edificios en madera. Reducimos incertidumbre y plazos de manera sostenible y digital.
Robinsun — Robinsun's Plugin Solar Kits make you save on your energy bill instantly and help in the fight against climate change. Get your Plugin Solar Kit today and generate your own energy for self consumption.
Banktrack — Banktrack provides All the bank movements by Email, WhatsApp, or your favorite channel.

John Nahm is responsible for overall business strategy and execution at Phonevite.Formerly a Sr. Product Manager and Business Development Manager at Dialpad (Silicon Valley's leading VoIP company and brand, acquired by Yahoo!), John led the successful launch of Dialpad's award-winning Premium Services. In the past, John was also a VP ofCorporate Banking at US Bancorp. His experience includes international development work with the United Nations and business consulting with Deloitte as well. John grew up in the Canary Islands of Spain before moving to the US. He studied Economics (B.A.) and International Finance (M.I.A) at Columbia University.