Jim Hirt

Society of Industrial & Office REALTORS (SIOR) is a commercial real estate association that represents the world's top producing brokers. The non-profit company is based in the United States and has subsidiaries worldwide. SIOR offers categories and an application process for membership, collaborating with industry leaders through its industry partner programs. SIOR membership signifies that you are among the most knowledgeable, experienced, and successful commercial real estate brokerage specialists. Robert Thornburgh has been the CEO of the American company since 2021.

American Society of Appraisers provides education, accreditation and publication for appraisers. It offers international organization of professional appraisers representing all appraisal disciplines: appraisal review and management, business valuation, gems and jewelry, machinery and technical specialties, personal property and real property. The company was founded in 1952 and is headquartered in Reston, VA.