CMC Electronics Inc. is a Canadian electronics company. The company's corporate head office is located in Montreal, Quebec, with additional facilities located in Ottawa, Ontario and Sugar Grove, Illinois. The company was founded in 1903 as Marconi's Wireless Telegraph Company of Canada by Guglielmo Marconi. In 1925 the company was renamed Canadian Marconi Company. In 1948 English Electric purchased the UK based Marconi Company and in 1953 acquired 50.6% of Canadian Marconi Company. In 1968 English Electric was itself purchased by The General Electric Company plc , which took control of the... 50.6% share of CMC. On November 30, 1999 British Aerospace completed its purchase of GEC's Marconi Electronic Systems to form BAE Systems. In December 1999 BAE Systems purchased GEC's 51.6% share of CMC in a separate transaction. In February 2000 the company changed its name to BAE Systems Canada. In April 2001 ONCAP completed its purchase of BAE Systems Canada. This saw BAE Systems sell its then 54% majority share and ONCAP purchase the remaining 46% publicly held shares.
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