NATO Communications and Information Systems Services Agency Command, Control, Communications, Intelligence, Surveillance and Reconnaissance (C4ISR) capabilities. The Director of NCSA was accountable to NATO's Consultation, Command and Control Board for executing the general policy decisions, directives and strategy associated with providing CIS services throughout NATO. The Director was also accountable to the Supreme Allied Commander Europe (SACEUR) for all operational, or deployed, CIS assets. In 2007, Canadian Forces internet sources said that NCSA comprised a central headquarters staff co-located with Allied Command Operations at the Supreme Headquarters Allied Powers Europe in Mons, Belgium; two deployable NATO Signal Battalions, each with four deployable communication modules, comparable in size
Structure of NATO selection of General Dwight D. Eisenhower as the first Supreme Allied Commander Europe (SACEUR) in December 1950. After Eisenhower arrived in Paris in January 1951, he and the other members of the multinational Supreme Headquarters Allied Powers Europe (SHAPE) Planning Group immediately began to devise a structure for the new Allied Command Europe. NATO official documents say '..The corner stone of the NATO Military Command Structure was laid.. when the North Atlantic Council approved D.C. 24/3 on 18 December 1951.' They quickly decided to divide Allied Command Europe into three regions: Allied Forces Northern Europe, containing Scandinavia, the North Sea