Colliers International Group Inc. announced that David Josker has joined the company as President, Southwest Region | U.S. Brokerage. this new role, Josker will oversee all the Colliers offices in the Southwest and focus on advancing the company growth objectives in the region, while ensuring Colliers continues to provide best-in-class solutions to clients. Josker brings more than 15 years of experience in all sectors of commercial real estate, most recently with CBRE where he served as Managing Director of the Los Angeles North Region and was responsible for the strategic direction and leadership of more than 200 professionals.