NAI James E. Hanson’s Managing Director William Ericksen Earns SIOR Designation

May 21, 2025

Teterboro, N.J. NAI James E. Hanson, the largest New Jersey-based full-service independent commercial real estate firm, is proud to announce that Managing Director William Ericksen, CCIM has earned his Society of Office and Industrial Realtors® (SIOR) designation, the highest designation achievable in commercial real estate.

Ericksen is the youngest person in NAI James E. Hanson’s history to earn the SIOR designation, the youngest designee in the New Jersey SIOR chapter, and the youngest designee in the Northeast United States, defined as Massachusetts, Maine, New Hampshire, Vermont, Rhode Island, Connecticut, New York, New Jersey, Pennsylvania, Delaware, Washington D.C., Maryland, Virginia and West Virginia.

SIOR is recognized as the world’s leading professional commercial and industrial real estate association. Its network spans over 50 countries and includes the globe’s top commercial real estate producers. To achieve the SIOR designation, Ericksen demonstrated a track record of maintaining a high volume of closed deals while focusing on professional ability, competency, ethical conduct, and personal integrity while completing stringent educational requirements.

“The SIOR designation signifies a broker’s steadfast commitment to leadership, professionalism, and exceptional performance, which are all qualities that define Will,” said William C. Hanson, SIOR, President at NAI James E. Hanson. “Ever since he joined our firm in 2019, Will has emerged as one of the commercial real estate industry’s fastest rising stars and his SIOR designation further demonstrates his unique expertise and capabilities. I look forward to seeing Will continue to excel and congratulate him on this remarkable achievement.”

In his role as Managing Director of NAI James E. Hanson’s Institutional Services Group, comprised of Scott K. Perkins, SIOR, CCIM, Christopher Todd, SIOR, Jordan Avanzato and Kristen Costanza, Ericksen provides clients with tailored investment, leasing and advisory services to help them achieve their respective goals. He and his team are widely regarded as the leading experts in the industrial outdoor storage (IOS) subsector.

Ericksen joins 13 other NAI James E. Hanson team members who have earned their SIOR designations—Barry J. Cohorsky, Jeffrey W. DeMagistris, Peter O. Hanson, William C. Hanson, W. Joshua Levering, Kenneth D. Lundberg, Scott K. Perkins, Andrew Somple, Christopher Todd, Russell Verducci, Thomas A. Vetter, Randy Horning and Michael G. Walters.

To stay connected with NAI James E. Hanson and for updates on the latest transactions and news, please follow NAI Hanson on Facebook, X and LinkedIn.

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