A Visionary Team with Global Expertise

At Flexen, we bring together a dynamic, entrepreneurial team with over 12 years of experience in renewable energy. We are committed to delivering top-tier solutions with international standards of excellence.

Driving the Future of Energy

Wind and solar power have become fully competitive with fossil fuel alternatives across the region. Our portfolio of ready-to-build projects —spanning hydrogen, wind, and solar energy— is designed to meet today’s demands while safeguarding resources for future generations.

A Journey That’s Just Beginning…

2011

Fundación de Eoliasur y primeros contratos.

2011

Fundación de Eoliasur y primeros contratos.

2011

Fundación de Eoliasur y primeros contratos.

2011

Fundación de Eoliasur y primeros contratos.

2011

Fundación de Eoliasur y primeros contratos.

2011

Fundación de Eoliasur y primeros contratos.

2011

Foundation of Eoliasur/Flexen and signing of the first contracts.

2011

Foundation of Eoliasur/Flexen and signing of the first contracts.

2012

First measurement towers installed.

2012

First measurement towers installed.

2013

Our project portfolio reaches 350 MW.

2013

Our project portfolio reaches 350 MW.

2014

First solar project added to the portfolio.

2014

First solar project added to the portfolio.

2015

The portfolio grows to 500 MW.

2015

The portfolio grows to 500 MW.

2016

Participation in Argentina’s first renewable energy tender with 480 MW (Renovar 1).

2016

Participation in Argentina’s first renewable energy tender with 480 MW (Renovar 1).

2017

Start of construction for projects awarded in Renovar 1.

2017

Start of construction for projects awarded in Renovar 1.

2018

Commissioning of projects awarded in Renovar 1. Our project portfolio expands to 3,000 MW.

2018

Commissioning of projects awarded in Renovar 1. Our project portfolio expands to 3,000 MW.

2019

Commissioning of projects awarded in Renovar 2.

2019

Commissioning of projects awarded in Renovar 2.

Our Core Values at Flexen

Sustainability

We drive renewable energy projects across Latin America, the United States, and Europe to build a cleaner, more responsible energy future.

Innovation

We develop strategic solutions that have secured international project awards and multilateral financing.

Commitment

We support leading companies in their energy transition by delivering high-quality projects tailored to global challenges.

Excellence

We select and develop strategic locations, securing over 75 land agreements across 9 Argentine provinces.

The Flexen Energy Model

Flexen was founded with the goal of developing a global platform for renewable energy projects.We are reshaping how the world generates and consumes energy through renewable initiatives that drive efficiency, sustainability, and growth.

Taking Projects from Vision to Ready-to-Build

We handle every stage of the development process, from site evaluation and project design to securing all the necessary studies and permits required for construction.

Our Team

Flexen is led by Sebastián Coates, an entrepreneur with over 12 years of experience in the energy sector and an MBA from Harvard. His background includes working at Booz & Company, where he developed market entry strategies for international renewable energy companies.

Sebastián Coates
Founder & CEO
Eduardo Tabbush
Founder & Business Developer
Juan Ignacio Piola
COO
Alejandro Coates
General Director
Guillermo Nori
Project Development Manager
Mariela Caraballo
Legal Manager
Roxana Gauna
Business Office Manager
Vanessa Coates
HR Partner

Join Flexen

We’re looking for people who are passionate about sustainability and innovation.If you share our vision, join our team and be part of the change.

"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat."

Name Surname
Position, Company name

"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat."

Name Surname
Position, Company name

Joining Flexen was a natural decision: I found a team with vision, experience, and a genuine commitment to the energy transition. I’m excited about what we’re building together and the impact we can create on a global scale.

Alejandro Coates
General Director

What I value most about Flexen is its team culture. Every project is managed with professionalism and a human touch—and that shows in the results. Being part of this mission motivates me every single day.

Roxana Gauna
Business Office Manager

After more than a decade working in renewable energy, I can confidently say Flexen has something unique: speed, technical expertise, and a forward-thinking mindset that truly understands what’s coming. We develop for the future, not the past.

Eduardo Tabbush
Founder & Business Developer

Being part of Flexen from the early days has been a journey I’m proud of. We’ve grown with purpose, staying true to our values and pushing boundaries in every project. It’s exciting to turn long-term vision into real, tangible impact.

Juan Ignacio Piola
COO