SureSon Appraisal is a full-service residential and commercial real estate appraisal management company based in Beverly Hills. It has developed a network of building appraisers around the country who are experts on their local communities. Clients may find information on the SureSon webpage to discover what locations are covered. A property appraisal is needed before a bank will issue a mortgage and an appraiser is a licensed position that works under a state's code of laws and ethics.