Leigh Instruments Ltd.

Leigh Instruments Ltd.

Company

Carleton Place, ON

Ottawa, ON

1961-01-01

1990-04-14

233 Gilmour Street Suite 500, Ottawa, ON (1961-)

3001 Solandt Drive, Kanata, ON. (1989-)

Communications

Aerospace

Spin off from: Computing Devices of Canada (Ottawa, ON)

Acquired by: Plessey Company PLC (UK)

- 1961 – Founded by John J. Shepherd, spun out of Computing Devices of Canada; incorporated at 233 Gilmour Street Suite 500, Ottawa, ON (“John J. Shepherd”; “Valley Kid”, 13; “Leigh Instruments Limited”)

- 1960 – Won contract to manufacture “Crash Position Indicator”, which gave the location of a plane in the event of a crash. (“Chimneys and Black Boxes – Leigh Instruments”)

- 1988, June – A bid by Plessey Company PLC to take over Leigh Instruments is approved by Investment Canada. (“Plessey takeover…”)

- 1989 – The company moves into a new building at 3001 Solandt Drive, Kanata, ON. (“Shutdown Shocks Workers”, F2)

- 1990, April – Leigh Instruments closes suddenly due to complications surrounding declining sales and loans. (“Shutdown Shocks Workers”, F1–F2)

“A Family Tree of Home-Grown* Ottawa-Carleton High Tech Companies” Silicon Valley North February 1996: 10-11

“Chimneys and Black Boxes – Leigh Instruments” (July 13, 2016) https://lindaseccaspina.wordpress.com/2016/07/13/chimneys-and-black-boxes-leigh-instruments/ [05/10/23]

“Crash position indicator” Wikipedia https://en.wikipedia.org/wiki/Crash_position_indicator [05-10-2023]

Hill, Bert “Shutdown Shocks Workers” The Ottawa Citizen, April 14, 1990: F1–F2 (70-71)

Kelly, Doug “Plessey takeover of Leigh Instruments gets official OK” The Ottawa Citizen (June 28, 1988): B3 (21)

“Leigh Instruments Limited” http://www.datalog.co.uk/browse/detail.php/CompanyNumber/CA720208/LEIGH+INSTRUMENTS+LIMITED [25-07-24]

Memoirs of a Valley Kid “NRC, Noranda, Northern opened high tech floodgates” Silicon Valley NORTH (February 1996): 13 [Ingenium Images #4315-4316]