Wikipedia
Invensys Ltd. is a multinational engineering and information technology company headquartered in London, United Kingdom. It was formed in 1999 through the merger of BTR plc and Siebe plc. It has offices in more than 50 countries and its products are sold in around 180 countries. It was taken over by the French multinational Schneider Electric for a total consideration of $5.5 billion in January 2014. Schneider plan to replace the "Invensys" name with their own, therefore the "Invensys" brand name shall be phased out. The company was founded originally on the 1st April 1920 as Siebe Gorman & Company Ltd and has continued through various name changes registered at Companies House since that date.
Invensys lines of business are grouped into four segments: Software, Industrial Automation, Energy Controls and Appliance. Its brands include Avantis, Eurotherm, Foxboro, IMServ, InFusion, Triconex, SimSci, Skelta, Wonderware, Drayton, Eberle, Eliwell.