Our team

Dorothée Fourny joined SITA (Lyonnaise des Eaux Group) in 1992 and subsequently held several management positions, eventually becoming Deputy Managing Director of SITA IDF.
In 2009, she began her career in the water sector by joining SAUR. In 2012, she joined Veolia Water as Deputy Regional Director in the Île-de-France region. Then, in 2016, she embarked on the Nova Veolia adventure, the Group's startup incubator, eventually becoming President of Majikan in 2017.
She joined SARP IDF in 2020 as Director of Development and became General Manager of OFIS in 2024.
Dorothée Fourny has a business background (ESC Fontainebleau - Master's degree in EM Lyon - TGM INSEAD).

Gaël Le Couedic holds a DESS in Chemical and Biological Quality of Atmospheres. He joined OFIS in 1999 as a research engineer. He was successively head of operations and head of the OFIS Ile-de-France agency. In 2012 he joined a subsidiary of SADE specialized in the realization of plumbing and air conditioning in buildings, as a Production Manager. In 2017, he rejoins OFIS to take charge of the digital transformation of the company. He has since been appointed Director of Operations.

Fabienne Lapierre joined OFIS in 2002 for her end of university course "Quality and Water Management". She first worked as an engineer in the technical direction before moving to local and national commercial positions. In 2014, she was appointed QHSE Manager allowing her to use her operational experience in the necessary changes to the Quality system in place, a guarantee of excellence in OFIS services. In 2019, Fabienne LAPIERRE is appointed Head of the Training division whose ambition is to structure the training of OFIS employees and to diversify the training offer for clients.

Frédéric Bailer is an engineer in process engineering. He joined OFIS company in 1999 as a design engineer, for the realization of diagnostics in sanitary water networks and cooling towers. From 2002 to 2015, he was head of the OFIS Rhône-Alpes-Auvergne agency. Since 2015, he is Head of the WATER Grand Est Pole.

A graduate of ISIM in Montpellier in Water Science and Technology, Alexis joined OFIS in 2002 as a design engineer in the South-West agency. He then joined the teams of the Île-de-France agency where he held the positions of operations manager and then deputy agency manager. In 2013, he joined the Development Department to work on the development of new sanitary engineering services. Alexis is now responsible for managing OFIS's innovation projects.