Society of Industrial & Office REALTORS®
The Society of Industrial and Office REALTORS® (SIOR®) is the leading global professional office and industrial real estate association. With more than 3,460 members in 42 countries, SIOR represents today’s most knowledgeable, experienced, and successful commercial real estate brokerage specialists.
SIOR has certified more than 2,800 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.