1847 - founded by Werner von Siemens and Johann Georg Halske as Telegraphen-Bauanstalt von Siemens & Halske (Telegraph Construction Company of Siemens and Halske) in Berlin. 1903 – merger of Siemens & Halske withSchuckert & Co. to form Siemens-Schuckertwerke GmbH. By 1914 – factory has moved to a new site noth west of Berlin called Siemensstadt. 1920s - Siemens manufactures household and radio appliances. 1966 – Siemens AG founded.