The SOCIETY OF INDUSTRIAL AND OFFICE REALTORS® is the leading professional commercial and industrial real estate association. With more than 3,000 members in more than 580 cities in 26 countries, SIOR represents today's most knowledgeable, experienced, and successful commercial real estate brokerage specialists.
SIOR has certified more than 2,700 of its members with the prestigious SIOR designation, a professional symbol of the highest level of knowledge, production, and ethics in the real estate industry. Real estate professionals who have earned the SIOR designation are recognized by corporate real estate executives, commercial real estate brokers, agents, lenders, and other real estate professionals as the most capable and experienced brokerage practitioners in any market. SIOR designees can hold the following specialty designations: industrial, office, sales manager, executive manager, or advisory service.
SIOR also includes associate members who include corporate executives, developers, educators, and other involved in the commercial real estate industry.