Eramet is a mining and metallurgical group, which specializes in the extraction, production and marketing of non-ferrous metals, their chemical derivatives, alloys and superalloys, and parts. Co.'s operations are divided into three divisions: Nickel division which focuses on nickel and its derivative applications; Manganese division which focuses on manganese alloys, manganese chemical derivatives and provides recovery and recycling services of metals contained in oil-industry catalysts, electric batteries and acid solutions; and Alloys division which produces and sells special high-performance steels, superalloys and pre-machined parts based on these materials or aluminium and titanium.

Seche Environnement offers environmental management solutions for industrial clients or local authorities. Co. operates waste treatment and recovery facilities and develops tools to produce energy from waste. Co. also collects and sorts all types of waste, whether household or industrial, hazardous or non-hazardous. For local authorities, Co. manages household waste and other environmental concerns. Co. is engaged in thermal treatment, storage, methanization of household waste and production of alternative fuels. For industrial clients, Co. has developed products and services for handling industrial waste from waste production sites to elimination facilities.