Mark Sullivan, Managing Principal Broker of Keller Williams Greater Columbus, Director Member of KW Commercial, and Ohio Realtor Commerical/ Industrial Chair 2020 is dedicated to serving his community with a customer servies unmatched in the commerical real estate industry. Mark is a graduate of The Ohio State University and has extensive knowledge and expertise in Commerical Real Estate ranging from Land Development to Senior Living Facilities to Industiral and Office Space.