Imerys is engaged in the production and the processing of minerals. Co.'s operations can be divided into four business groups: Minerals for Ceramics, Refractories, Abrasives and Foundry (minerals mainly for floor tiles, sanitaryware, porcelain, mobile energy as well as high-temperature and abrasive industries); Performance and Filtration Minerals (plastics, rubber, coatings, sealants and adhesives, health, beauty and filtration of nutrition liquids); Pigments for Paper (filler and coating products for paper) and Materials and Monolithics (construction materials in clay and slate and monolithic products and solutions for high-temperature industries).

Korian is an actor on the temporary and permanent dependency care market in France, Germany and Italy. Co. offers and develops services related to dependency through its retirement homes (116 as of Dec 31 2009), follow-up care and rehabilitation facilities (35 as of Dec 31 2009) and psychiatric clinics (11 as of Dec 31 2009). Co.'s operations can be divided into four geographical segments: Medical and Social activity in France (retirement homes); Sanitary activity in France (follow-up care, rehabilitation, psychiatry and home medical care); Italy; and Germany.

Savencia is a transformer of milk centered on cheese, dairy specialties, and on dairy ingredients. Co.'s operations are divided into two segments: the Cheese Products segment and the Other Dairy Products segment. In the Cheese Products segment, Co. manufactures and distributes cheeses and cheese specialties. In the Other Dairy Products segment, Co. manufactures and distributes modern butters and long-life creams both for final consumers and professional users, manufactures technical butters and specialized dairy proteins for industrial markets, and manufactures aseptically packaged products.

SMA Solar Technology is a holding company. Through its subsidiaries, Co. operates in five divisions: Medium Power Solutions, which distributes inverters, system solutions as well as products used for monitoring PV systems and energy management; Power Plant Solutions, which supplies central inverters and system solutions to PV plants; Service, which provides customers in Germany and abroad with support and after-sales services; Zeversolar, which serves the Chinese photovoltaic market and the budget market (low-price segment) in foreign markets; and Railway Technology, which manufactures converters as individual devices and energy supply systems for railway coaches.