SIOR Announces Top Transaction Award Winners of 2020 Members Report Transactions Totaling Nearly $11 Billion in Leases and Sales from Across the Globe News provided by Share this article Share this article WASHINGTON, March 16, 2021 /PRNewswire/ -- The Society of Industrial and Office Realtors® (SIOR), the world's premier organization for office and industrial real estate professionals, has announced its Top Transactions Award Winners of 2020. SIOR members represent the world's elite in commercial brokerage, and the Top Transaction Awards are presented to SIORs who have completed the larges...