insurance administration services in the areas of accident, fire, health, life and marine; life assurances administration services; accident insurance underwriting; fire insurance underwriting; health insurance underwriting; life insurance underwriting; marine insurance underwriting; capital investments; financial management; financial and fiscal valuations; fiscal assessments; financial investment analysis services; fund investments; financial guarantee services; financial credit services; trusteeship agency services; surety services; financial broker services; securities brokerage; stocks and bonds brokerage; property office management; real estate management; real estate agencies; real estate appraisal; renting of sites, offices, flats and apartments; leasing agents (commercial); apartment house management; leasing of real estate