Nortel Networks Corporation, formerly known as
Northern Telecom Limited,
Northern Electric and sometimes known simply as
Nortel, was a
multinational telecommunications and data
networking equipment manufacturer headquartered in
Mississauga,
Ontario,
Canada. It was founded in
Montreal, Quebec in 1895. At its height, Nortel accounted for more than a third of the total valuation of all the companies listed on the Toronto Stock Exchange (TSX), employing 94,500 people worldwide.