Avison Young opens its first office in Asia PR Newswire TORONTO, Oct. 10, 2018 Fast-growing Canadian commercial real estate services firm launches new location in Seoul, South Korea; 63 members join, Byoung Gon Choi becomes Managing Director TORONTO, Oct. 10, 2018 /PRNewswire/ - Mark E. Rose, Chair and CEO of Avison Young, the world's fastest-growing, private and Principal-led, global commercial real estate services firm, announced today that the company has opened a new office in Seoul, South Korea. The new Seoul office represents Avison Young's first office in Asia, 85th office globally, and an additional step in the firm's ongoing aggressive global growth and expansion strategy.