SO

Society of Industrial and Office Realtors (SIOR)

Washington, US

About

The Society of Industrial and Office Realtors (SIOR) is an international professional commercial and industrial real estate association based in Washington, D.C. It offers a professional designation (SIOR) to commercial brokers and other industry professionals. It has 3,200 members in 686 cities and 36 countries.[1] SIOR designees can hold the following specialty designations: industrial, office, sales manager, executive manager, or advisory service. SIOR also includes associate members, who are corporate executives, developers, educators, and other involved in the commercial real estate industry. NAREB. National Association of Real Estate Brokers is NOT the predecessor of NAR. NAREB still exists and is the minority RE brokers trade association founded in 1947 when minorities were NOT allowed. Also, minorities were NOT allowed to join NAR for MANY years. See www.NAREB.com

Position in the VCSift Database

  • 3,919 investors in VCSift focus on the proptech sector.
  • 1,381 investors are based in Washington, District of Columbia, United States.

Data sourced from 410,343 investor profiles. Updated July 2026.

Investment Focus

Sectors
proptech

Contact Information

me••••••••@sior.com
linkedin.com/in/••••••••

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