From London, ON:

Go East on HWY 401

HWY 401 East to Mississauga Rd. exit, exit number 336, towards Erin Mills Parkway

2nd set of lights is Argentia Rd.

Turn Right onto Argentia Rd. (Delta Meadowvale Hotel is on the NW corner)

Follow Argentia Rd. to the Argentia Business Center (left-hand side of the road)

Turn Left into the driveway to #2260

EXFO Photonic Solutions Inc. is located at the end of the driveway on the left-hand side

Approximately 1 ½ hours from London, ON.