Date: 10/22/2016

Contact: Alexis Fermanis, SIOR Director of Communications |



WASHINGTON, DC – October 22, 2016 – The Society of Industrial and Office REALTORS® (SIOR) announced the installation of its 2016-2017 officers during its Fall World Conference in New York City, NY on October 20, 2016.

Geoffrey Kasselman, SIOR, LEED AP, Chicago, IL, assumed office this month as SIOR Global President, taking over for Immediate Past President, Allen Gump, SIOR, CCIM. Del Markward, SIOR, Allentown, PA, became President-Elect, and will assume the presidency in October of 2017. Robert Thornburgh, SIOR, CCIM, CPM, Los Angeles, CA, took office as SIOR's Vice President. After serving a one-year term as Vice President, Thornburgh will serve as President-Elect for a year and then step into the presidency of SIOR in the Fall of 2018.

Craig Meyer, SIOR, FRICS, El Segundo, CA, began his two-year term on the Board of Directors as Past- President Representative. Patrick Sentner, SIOR, Pittsburgh, PA, and J. Peter Whatmore, SIOR, London, ON, Canada, also began two-year terms on SIOR’s Board of Directors as Members-at-Large. 

“Becoming SIOR’s Global President is often the pinnacle of one’s professional career,” said Geoffrey Kasselman. “It’s a distinct honor to have the ultimate responsibility to lead a global organization comprised of my peers. I’m looking forward to continuing the great work SIOR has been doing for the past 75 years, and to leading our SIOR community into a very bright and compelling future.”


Headquartered in Washington, DC, 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 designation. Today, there are nearly 3,100 SIOR members in 630 cities in 34 countries.

Why Hire an SIOR?

Excellence in industrial and office real estate.

  Let us Show You!

SIOR Pulse

Connect with Us

Twitter Facebook LinkedIn Google+ Twitter Twitter

Scroll to Top