Our Purpose

We change the world by making decarbonization a reality for our partners

What We do

Your Collaborative Partner

We’re on your journey beside you, helping you to achieve your decarbonization goals.

As we co-create, we learn from one another by always sharing knowledge along the way. We’re your constant companion, working in tandem towards a positive, cleaner future for you and our planet.

We co-build a carbon-free tomorrow!

Where We Are

South Europe

United States

Latin America



Our Beliefs

They are the cornerstone of our culture and guide our actions every day. These beliefs are the driving force behind everything we do.

We work tirelessly to do things right

We push ourselves and our clients further

We get results that matter

We work together to achieve great things

We take ownership of everything we do



With an average of 20 years of experience and extensive backgrounds in the renewables sector, our senior executives drive our purpose to change the world by making decarbonization a reality for our partners.

By placing customers at center of our activity and co-creating with them at the forefront of new technologies.

Leo Moreno

Long leadership career in the energy sector, notable roles include President of AES Clean Energy and Chairman of the Board at the American Clean Power Association.

Arancha García

Chief People and Sustainability Officer
Extensive leadership career in transformative roles as CHRO, People and Digitalization strategies and top Executive Leadership Transformational change management as mentor and coach.

Borja Guerrero

Chief Digital Officer
Long career leading business transformation and management of business projects involving Digital and IT, with leading roles at GKN globally.

Iván Nieto

Chief Commercial Officer
Long leadership career in the energy industry in different roles in commercial, energy management, operations and digital at Total Energies, EDP, IBM and PricewaterhouseCoopers.

John Paul Larrañeta

Chief Operations Officer
Long leadership career at Siemens Gamesa including regional CEO role, with a consistent commitment to excellence, having delivered numerous projects across the world and overseen the service of large wind turbine fleets. 

Jose Luis García

Extensive leadership career in the Energy Sector, with leading roles in the execution of over $5 billion in electrical infrastructure in c. 20 countries, including CEO of Zuma Energy in Mexico. 

Juan Antonio García

General Counsel
Formerly served as lawyer in Clifford Chance and PWC focusing on Finance and M&A; notable executive roles in Siemens Gamesa include General Counsel and Board Secretary.

Luis Alvargonzález

Long international career in Corporate Finance and Private Equity. Leading investments in renewable energy since 2011. Former Managing Director at Ferrovial Energy.

Mikel Gutiérrez

Chief Strategy Officer
Extensive leadership career in renewable energy, automotive, aerospace and construction. Notable executive roles include CEO of Asebal and Ormazabal Germany.

Robert Hienz

CEO Germany
Long leadership career in the energy sector, notable roles include CEO of The Mobility House and E.ON Energie Germany.

Ryan Conlan

Chief of Staff
Extensive strategy and product development experience at AES, co-creating new decarbonization solutions with strategic clients including Big Tech firms and the U.S. Department of Defense.

Sajay KV

CEO India
A multi-technology renewable energy leader with a footprint of +7 GWs in India & Sri Lanka, notable roles include Brightnight Power CEO, Hero Future Energies President, and Siemens Gamesa & Vestas Wind Systems ones.

Stefano Breda

Chief Product Officer
Played a key role at AES, originating and structuring 1+ GW of PPAs in South America, and held crucial positions at EDF and Noble Group in London, showcasing diverse expertise in the energy sector.

What We Value

Empowering a sustainable energy transition through our results-driven solutions.


The Earth needs to get back to zero. We’re a collaborative partner to our stakeholders, dedicated to a carbon-free planet


We work for and with our partners to co-create a better and sustainable future for our society


It is at the core of our company’s commitment to sustainability and responsible business practices

News Room

Zelestra Officially Connects the 108 MW La Mata Solar Plant to the Grid in Colombia

Zelestra, a client-focused, multi-technology, global renewable energy company has connected the 108 MW La Mata solar plant to the grid in Colombia. This plant will generate an amount of energy equivalent to the annual electricity consumption of more than 106,000 households and will displace more than 98,000 tonnes of CO2 in annual emissions.

Zelestra Increases Corporate Financing Facility to EUR 535 million to Bolster its Global Multi-Technology Growth

Zelestra has closed an increase of EUR 225 million to its EUR 310 million sustainability-linked loan signed in 2023, incorporating, ABN AMRO, BNP Paribas, CIBC, Mizuho and Rabobank to the existing lenders ICO, HSBC, Crédit Agricole CIB (CACIB), Natixis CIB, Santander CIB, Société Générale and BBVA.

Co-Build a Carbon-Free Tomorrow


Together, we are on a journey to reshape the
energy landscape for future generations.