Vianney De L'Estang

President at Smart Energies - President SER SOLAIRE

📍 Greater Paris Metropolitan Region, France🔄 Updated September 2026💼 2 investments📅 21 years investing🗓 Last invested May 2014
Angel investor🌍 France
2
Total investments
2
Early stage
0
Mid stage
0
Late stage
21y
Years active

Portfolio

2 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Member of the Board
May 2014
ELOGEN is a technology provider specialized in the design, the manufacturing and the maintenance of Hydrogen generators using water electrolysis, based on Proton Exchange Membrane (PEM) technology. We offer a wide range of hydrogen generators, integrating on one platform all auxiliaries required to run our electrolysers. Our equipments meet the highest safety standards of European and International regulations, as well as technical and safety requirements of leading gas distribution companies. ELOGEN serves the market of hydrogen generation for industrial purposes, and is committed to support its customers on the rapidly growing multi-MW hydrogen mobility and renewable energy storage markets.
Member of the Board of Slovak subsidiaries
Jul 2005
ENGIE is a global reference in low-carbon energy and services. With its 97,000 employees, clients, partners and stakeholders, the Group strives every day to accelerate the transition towards a carbon-neutral economy, through reduced energy consumption and more environmentally friendly solutions. Inspired by its purpose statement, ENGIE reconciles economic performance with a positive impact on people and the planet, building on its key businesses (gas, renewable energy, services) to offer competitive solutions to its clients. We are a united group, committed to inclusiveness and diversity, where everyone can forge their own career path , improve on their skills, and continually enhance their expertise. We work in a caring, flexible, and secure environment that encourages personal and professional development. #WithENGIE Turnover in 2023: €82.6 billion. The Group is listed on the Paris and Brussels stock exchanges (ENGI) and is represented in the main financial indices (CAC 40, Euronext 100, FTSE Euro 100, MSCI Europe) and non-financial indices (DJSI World, Euronext Vigeo Eiris - Europe 120 / France 20, MSCI EMU ESG screened, MSCI EUROPE ESG Universal Select, Stoxx Europe 600 ESG-X).
early stageUtilities
Experience · 4 entries
All (4)
Investments (2)
Board (2)
2014
Member of the Board
May 2014
ELOGEN is a technology provider specialized in the design, the manufacturing and the maintenance of Hydrogen generators using water electrolysis, based on Proton Exchange Membrane (PEM) technology. We offer a wide range of hydrogen generators, integrating on one platform all auxiliaries required to run our electrolysers. Our equipments meet the highest safety standards of European and International regulations, as well as technical and safety requirements of leading gas distribution companies. ELOGEN serves the market of hydrogen generation for industrial purposes, and is committed to support its customers on the rapidly growing multi-MW hydrogen mobility and renewable energy storage markets.
2005
Member of the Board of Slovak subsidiaries
Jul 2005
ENGIE is a global reference in low-carbon energy and services. With its 97,000 employees, clients, partners and stakeholders, the Group strives every day to accelerate the transition towards a carbon-neutral economy, through reduced energy consumption and more environmentally friendly solutions. Inspired by its purpose statement, ENGIE reconciles economic performance with a positive impact on people and the planet, building on its key businesses (gas, renewable energy, services) to offer competitive solutions to its clients. We are a united group, committed to inclusiveness and diversity, where everyone can forge their own career path , improve on their skills, and continually enhance their expertise. We work in a caring, flexible, and secure environment that encourages personal and professional development. #WithENGIE Turnover in 2023: €82.6 billion. The Group is listed on the Paris and Brussels stock exchanges (ENGI) and is represented in the main financial indices (CAC 40, Euronext 100, FTSE Euro 100, MSCI Europe) and non-financial indices (DJSI World, Euronext Vigeo Eiris - Europe 120 / France 20, MSCI EMU ESG screened, MSCI EUROPE ESG Universal Select, Stoxx Europe 600 ESG-X).
early stageUtilities
2001
M&A Project Director
Nov 2001
ENGIE is a global reference in low-carbon energy and services. With its 97,000 employees, clients, partners and stakeholders, the Group strives every day to accelerate the transition towards a carbon-neutral economy, through reduced energy consumption and more environmentally friendly solutions. Inspired by its purpose statement, ENGIE reconciles economic performance with a positive impact on people and the planet, building on its key businesses (gas, renewable energy, services) to offer competitive solutions to its clients. We are a united group, committed to inclusiveness and diversity, where everyone can forge their own career path , improve on their skills, and continually enhance their expertise. We work in a caring, flexible, and secure environment that encourages personal and professional development. #WithENGIE Turnover in 2023: €82.6 billion. The Group is listed on the Paris and Brussels stock exchanges (ENGI) and is represented in the main financial indices (CAC 40, Euronext 100, FTSE Euro 100, MSCI Europe) and non-financial indices (DJSI World, Euronext Vigeo Eiris - Europe 120 / France 20, MSCI EMU ESG screened, MSCI EUROPE ESG Universal Select, Stoxx Europe 600 ESG-X).
early stageUtilities
2000
M&A - Analyst corporate finance
Jul 2000
Opening up a world of opportunity for our customers, investors, ourselves and the planet. Were a financial services organisation that serves more than 40 million customers, ranging from individual savers and investors to some of the world’s biggest companies and governments. Our network covers 63 countries and territories, and we’re here to use our unique expertise, capabilities, breadth and perspectives to open up a world of opportunity for our customers. HSBC is listed on the London, Hong Kong, New York, and Bermuda stock exchanges. To view our social media terms and conditions please visit the following webpage: http://www.hsbc.com/social-TandCs