Loading view. Can't find a course? Click here to view all our courses. There are no upcoming STS Safety Training Courses. STS Courses Buttonville Municipal Airport (“MillionAir” Entrance) Buttonville Municipal Airport ("MillionAir" Entrance) 2833 16th Avenue Markham, Ontario L3R-0P8 Canada Get Directions (905) 943-4343 Today Now onwards Now onwards Select date. Previous STS Courses Today Next STS Courses Export STS Courses