PROCOS stands for the "PROmotion of COmmerce and Specialised Services".

In 1975, Marc Goguet and Armand Frydman brought together five company heads to create PROCOS, a knowledge, search and action tool for specialised retail chains.

It represented an innovative response to the perspectives then opening up in the creation of a modern trading environment.

The main dates concerning commercial development and specialised trade and commerce from 1960 to 2005
1960/1970	Transformation of urban planning and the birth of modern commerce
1980/1990	Commercial development and territorial reorganisation - explosion of out-of-town shopping
1990/2000	Re-appropriating the town and opening up the trading space: internationalisation and the Internet
2000/2005	From the year 2000 to 2005 : in search for new markets