 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 and mandate to signals companies (including 1st NATO Signals Battalion at Maastricht, Netherlands); ten Sectors that supported the 10 major headquarters in NATO; and the NATO Communication and Information Systems (CIS) School in Latina, Italy.It appeared in 2011 there was a 3rd NATO Signal Battalion (3NSB), located in Bydgoszcz, Poland, as well as a NATO Signal Regiment.In 2011, NCSA comprised a central headquarters staff co-located with Allied Command Operations at the Supreme Headquarters Allied Powers Europe (SHAPE) in Mons, Belgium; the NATO Signal Regiment in Brunssum, Netherlands, as well as three deployable NATO Signal Battalions; five Sectors and eight Squadrons that supported the 10 major headquarters in NATO; the NATO Communication and Information Systems (CIS) School in Latina, Italy; the NATO Programming Centre in Glons, Belgium; and the NCSA CIS Logistics Depot in Brunssum.