Coldwell Banker(r), a trusted brand in real estate, has over 100 years' experience and is known for innovation. There are over 3,000 Coldwell Banker offices worldwide and they have offices in all 48 countries. This renowned level of market dominance is now combined with the expertise of experienced property management professionals. This new company now offers the best property management services. Coldwell Banker Real Estate Management Leaders. Coldwell Banker Real Estate Management Leaders provides full-service property management including financial, maintenance and operation services.