IBM

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

's head offices are currently located in

Markham, Ontario Markham () is a city in the Regional Municipality of York, Ontario, Canada. It is approximately northeast of Downtown Toronto. In the 2021 Census, Markham had a population of 338,503, which ranked it the largest in York Region, fourth largest ...

and have been there since the early 1980s. The current building IBM occupies is located at 3600

Steeles Avenue Steeles Avenue is an east–west street that forms the northern city limit of Toronto and the southern limit of York Region in Ontario, Canada. It stretches across the western and central Greater Toronto Area from Appleby Line in Milton in th ...

East and was completed in 1995. IBM Canada's previous head office was located across the street at 3500 Steeles Avenue East (now Liberty Centre, Markham). The building rises from four floors on the west to seven floors at the east side. There is an underground ramp that is accessible from the left-most lane on east-bound Steeles Avenue that provides access to the building's parking area at the rear.

Former head offices 1920-1980s

Prior to the 1980s, IBM Canada was located in a sprawling complex at Don Mills Road and Eglinton Avenue East. There are two main buildings at this site. The building located at 844

Don Mills Road Don, don or DON and variants may refer to: Places *County Donegal, Ireland, Chapman code DON * Don (river), a river in European Russia *Don River (disambiguation), several other rivers with the name *Don, Benin, a town in Benin *Don, Dang, a vil ...

was IBM's Canada manufacturing plant and head office and opened in 1951. After many additions to this building a second building on this site opened in 1967 (1150

Eglinton Avenue Eglinton Avenue is a major east–west arterial thoroughfare in Toronto and Mississauga in the Canadian province of Ontario. The street begins at Highway 407 (but does not interchange with the tollway) at the western limits of Mississauga, as ...

East) which became the head office and software research lab. When IBM Canada's head offices relocated to

from

Don Mills Don Mills is a mixed-use neighbourhood in the North York district of Toronto, Ontario, Canada. It was developed to be a self-supporting "new town" and was at the time located outside Toronto proper. In 1998, North York, including the Don Mills com ...

, their old site continued to operate as a manufacturing and research facility. Both facilities are now owned and operated by

Celestica Celestica Inc. is a Canadian multinational electronics manufacturing services (EMS) company headquartered in Toronto, Ontario. History Leadership Celestica's President and CEO is Rob Mionis. Mionis took over leadership on 1 August 2015 af ...

, an electronics manufacturing service provider and former IBM subsidiary, as its global corporate headquarters. The Don Mills building was demolished in 2020 to pave way for major redevelopment near the Science Centre station. Prior to 1951, IBM Canada offices were located on 300 Campbell Avenue and Dupont Street in the city of Toronto's west end. The plant is now home to Wayspa's Canadian operations (as 298 Campbell Avenue). During this period, and well into the 1950s, the company also maintained a downtown office suite located on King Street East immediately opposite the entrance to the famous "King Eddie" Hotel.

References

{{Structures in Markham IBM facilities Buildings and structures in Markham, Ontario Headquarters in Canada Office buildings completed in 1995