John W. Gunn Consultants Inc. was founded in 1983 as an engineering consulting firm specializing in elevators, escalators, moving walks, and other methods of vertical transportation. We were the first Elevator Consulting firm in Western Canada.
John Gunn retires and sells the company to Greg Samuelson and Jim Shaw.
Eric Peterson joins John W. Gunn Consultants Inc.
Eric Peterson purchases John W. Gunn Consultants Inc., Greg Samuelson and Jim Shaw retire.
With a focus on key principles, branding and company structure, the GUNN team is flourishing and doubles in size from 2008.
GUNN opens the Calgary office with two staff; Eric Peterson and Albert Ng.
Company name is legally changed to GUNN Consultants Inc.
After 93 years of living fully, John W. Gunn passes away.
Sam Hamze, Andrew Wilson, Albert Ng and Jerry Chang become Partners alongside Eric Peterson.
GUNN expands the GUNN brand to Toronto.
GUNN continues to expand our offices, cultivating a robust and diverse staff, while expanding our reach outwards and upwards.