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NAI Knoxville Broker James Roberson Achieves SIOR Designation


KNOXVILLE, TENNESSEE – NAI Knoxville is proud to announce James Roberson, SIOR, CCIM has achieved the SIOR industrial designation awarded by the Society of Industrial and Office REALTORS®.   SIOR is a Washington, DC-based international professional organization of more than 3,000 commercial real estate professionals, 2,800 of whom have earned the coveted SIOR designation.

To achieve the SIOR designation, Roberson completed at least five years of creditable experience in the highly specialized field of industrial real estate; met stringent education requirements; and demonstrated professional ability, competency, ethical conduct, and personal integrity.

Individuals who hold the SIOR designation are top producers in the commercial real estate field and are represented in more than 630 cities in 29 countries around the world. SIOR enforces a strict code of ethics and requires designees to complete its ethics course within their first three years of membership.

Mr. Roberson has 12 years’ experience in the real estate business, specializing in the sale and leasing of industrial real estate. He has been acknowledged as a leader in industrial real estate in East Tennessee, having most recently been recognized as Industrial Broker of the Year by the Knoxville Business Journal and East Tennessee CCIM chapter. Additionally, he has received the CoStar Power Broker award in industrial leasing for the past four years.

NAI Knoxville Owner and Principal Broker Maribel Koella, who also holds the SIOR Designation, said, “We at NAI Knoxville are very pleased for James that he has achieved this prestigious professional designation.  It is well deserved.”

About NAI Knoxville

NAI Knoxville, a member of NAI Global, the world’s premier managed network of commercial real estate firms, is an organization of professionally trained brokers with international reach and local expertise in commercial real estate. NAI Knoxville is nationally certified as a woman-owned business as well as a minority-owned business and has been providing full-service commercial real estate brokerage support to middle and East Tennessee since 1983.

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About SIOR

Headquartered in Washington, D.C., the SOCIETY OF INDUSTRIAL AND OFFICE REALTORS® (SIOR) is a global professional organization that certifies commercial real estate service providers with the exclusive SIOR designation. Individuals who earn their SIOR designation adhere to the highest levels of accountability and ethical standards. Only the industry’s top professionals qualify for the SIOR. Today, there are 3,000 SIOR members in 630 cities in 29 countries.

To learn more, visit

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