EPC Groupe (Explosifs Produits Chimiques S.A.) is a French multinational company that trades in explosives and drilling; It is one of the world’s leaders in explosives manufacture, storage and distribution and in particular drilling and blasting.
In the UK it has two sites, in Somercotes,[1] Derbyshire and Great Oakley, Essex, known as EPC-UK.
It started in the UK as Explosives and Chemical Products (ECP), later part of Exchem.
It has a 12,000 acre test site on the Essex coast at Hamford Water in Tendring.
Exchem had a subsidiary in Essex, Thames Nitrogen, that made explosives.