Press Release

Imerys announces changes in its Executive Committee

Imerys, the world leader in specialty industrial minerals, announces changes in its Executive Committee as of August 2, 2020. Olivier Pirotte, member of the Executive Committee and Chief Financial Officer since 2015, who has successfully contributed to the transformation of the Finance and IT functions over the past few years, will become Director of the Strategy and Mergers & Acquisitions of the Group, replacing Olivier Hautin.

Olivier Hautin has decided to leave the Group for personal reasons after having made a great contribution to its  development for 25 years at various general management positions and more recently at Corporate level.

In this context, Sébastien Rouge will be appointed Chief Financial Officer of Imerys, member of its Executive Committee as of August 2, 2020, and will oversee Finance and IT functions. Sébastien Rouge has gained broad financial experience in industrial groups such as Alstom Power and General Electric, and was Chief Financial Officer of Latécoère and Soitec.


Sébastien Rouge

Sébastien Rouge began his career in 1992 as a financial controller at Faurecia. Five years later he was named CFO of Invensys, before being appointed Graham Packaging’s controller for Europe in 1999. In 2002, he moved to the Alstom group where he was vice-president, finance for southern Europe at Alstom Transport and senior vice-president, finance at Alstom Power. In 2015, he was appointed Chief Executive Officer of the joint venture between GE and Alstom Nuclear Systems and CFO of Steam Power Systems, an arm of GE Power. In 2019, Sébastien Rouge was appointed Chief Financial Officer of Soitec.

Olivier Pirotte 

Olivier Pirotte joined the Executive Committee of Imerys in June 2015, as Chief Financial Officer responsible for all finance functions as well as IT. Prior to joining Imerys, he spent nearly 20 years at Groupe Bruxelles Lambert (GBL) in various management positions, member of the Executive Committee, including Head of Portfolio and Investment up to 2012 and then Chief Financial Officer. In his role, he was appointed Board Members of several companies as Imerys, Suez. Before joining GBL in 1995, he held managerial audit and business consultant positions for 6 years with Arthur Andersen. Olivier Pirotte is a business engineer graduated from the Solvay Business School of Brussels.


The world leader in mineral-based specialty solutions for industry​, with €4.4 billion revenue and 16,300 employees, Imerys delivers high value-added, functional solutions to diversified set of industrial sectors, from processing industries to consumer goods. The Group draws on its knowledge of applications, technological expertise and its material science know-how to deliver solutions based on beneficiation of its mineral resources, synthetic minerals and formulations. These contribute essential properties to customers’ products and performance, including refractoriness, hardness, conductivity, opacity, durability, purity, lightness, filtration, absorption and repellency. Imerys is determined to develop responsibly, in particular by fostering the emergence of environmentally-friendly products and processes.

Analyst / Investor Relations
Vincent Gouley - +33 (0)1 49 55 64 69

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