Allied Command Transformation (ACT) promotes and leads many initiatives designed to transform NATO's military structure, its forces, capabilities, and doctrine ACT's main responsibilities include education, training, and exercises, as well as conducting experiments to assess new concepts, and promote interoperability throughout the Alliance. ACT is one of two Strategic Commands (SCs) in NATO, the other being Allied Command Operations (ACO).
Headquarters Supreme Allied Commander Transformation (HQ SACT), located in Norfolk, Virginia (USA) is the only permanent NATO Headquarters outside of Europe and the sole NATO Headquarters in North America. It directs ACT's various subordinate commands: the Joint Warfare Centre (JWC) in Norway the Joint Forces Training Centre (JFTC) in Poland and the Joint Analysis & Lessons Learned Centre (JALLC) in Portugal. It also has strong links with the Pentagon and other US military entities, national headquarters and NATO-accredited Centres of Excellence, Academia, and 'Think Tanks' as well as the NATO Force Structure in general.
The Supreme Allied Commander Transformation (SACT) is a four-star level flag or general officer (currently a French general). He is responsible to the Military Committee (MC) for the transformation and development of the Alliance to ensure that it is capable of meeting the challenges of today and of tomorrow. The MC is the senior military authority in NATO and it is under the overall political authority of the North Atlantic Council (NAC).
The following images depictes where the JALLC fits within the transformational structure;
To learn more about HQ SACT, please visit the official ACT website which can be accessed at www.act.nato.int.