The commercial real estate industry is globally dominated by four massive multinational brokerage and professional services corporations: CBRE Group, Jones Lang LaSalle, Cushman & Wakefield, and Colliers. These industry giants provide comprehensive advisory services to institutional investors, landlords, and corporate tenants, encompassing property leasing, capital markets investment sales, property management, project valuation, and corporate real estate strategy. Backed by extensive global footprints and deep data analytics capabilities, these firms handle landmark commercial transactions across office, industrial, retail, and multifamily asset classes worldwide.