Vianney De l Estang
About
Vianney De l Estang is from Greater Paris Metropolitan Region. Vianney is currently Chairman of Solar Commission at Syndicat des énergies renouvelables (SER). Vianney also works as Chairman & CEO at Smart Energies, a job Vianney has held since Jun 2012. In Vianney's previous role as a CEO at POWEO ENR, Vianney worked in Paris Area, France until Nov 2011. Prior to joining POWEO ENR, Vianney was a Head of Corporate Development at POWEO and held the position of Head of Corporate Development at Paris Area, France. Prior to that, Vianney was a Member of the Board of Slovak subsidiaries at ENGIE, based in Bratislava (Slovakia) from Jul 2005 to Dec 2006. Vianney started working as M&A Project Director at GDF SUEZ in Paris Area, France in Nov 2001. From Jul 2000 to Sep 2001, Vianney was M&A - Analyst corporate finance at HSBC.
Vianney De l Estang can be found on Finalscout.com, where members can access Vianney De l Estang's email for free. Finalscout is a professional database with more than 500 million business professional profiles and 200 million company profiles.
Vianney De l Estang's current jobs
Smart Energies (www.smart-energies.eu) is an Independent Power Producer (IPP) specialized in the development, financing, construction and operation of renewable energy projects, with a particular focus on solar rooftops and park shelters. The group develops a growing portfolio of solar, batteries and hydro power plants. As of November 2025, Smart Energies owns and operates roughly 900 plants accounting for more than 250 MW of installed capacity, mainly in Europe (France, Italy, Greece).
Vianney De l Estang's past jobs
Poweo ENR is a company created in 2006 and renewable subsidiary of Poweo group (leading alternative operator on the French gas & power market): - 130 MW in operation as of July 2011 (wind & solar), portfolio of 1000 MW of projects in development - 2010 sales: EUR 20m - 50 employees (solar, wind, biomass development teams, operation team) - Company active in development, financing, construction and operation of renewable power plants in different technologies: on-shore or off-shore wind, solar PV plants (roof and ground), biomass - Sale of Poweo EnR to the neoen group in October 2011
- Poweo SA: created in 2002 and leading alternative on the French energy market - In charge of the corporate development of the growing Poweo group, direct report to CEO - Management of a team dedicated to acquisitions, partnerships, joint-ventures, launch of new activities - Achievement of ~10 operations (acquisition of renewable assets, creation of a joint-venture in the solar field, acquisition of energy services companies, sale of subsidiaries...)
- SPP: Slovak national gas operator holding gas transit pipelines and a local distribution network (1,5 million customers), and having E.on and GDF as 24,5%-shareholders each - In charge of the management / supervision of finance, tariff regulation and internal audit of SPP in the shareholders team - Board member of other subsidiaries of GDF in Central Europe (Probugas, Pozagas...) - In charge of financial reporting from SPP to GDF
- Member of the M&A team of Gaz de France - In charge of the execution of acquisitions, partnerships, sales of subsidiaries, and of financial analysis of new projects (LNG terminals, gas power plants...): financial modeling, negotiation of SHA, SPA, R&W, financing... - Closing of acquisitions up to EUR 2bn in Slovakia (purchase of a stake in SPP), Italy (purchase of a gas distribution company), Spain (gas combined cycle), sale of subsidiaries - Analysis of a large number of opportunities of external growth in Europe in both gas & electricity segments
Valuations of companies in the energy and telco sectors