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SIORs are the most capable and experienced industrial and office brokerage practitioners in any market.

SIORs are the most capable and experienced industrial and office brokerage practitioners in any market.

Find An SIOR

Access a global network of more than 4,000 industry leaders who are held to the highest standard, ensuring expertise, prestige, and trust.

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Become An SIOR

SIOR offers membership in a number of categories around the world with many rewarding benefits to your career. Discover more about our Member Associate, SIOR Designation, and Associate Membership.

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May 6-9, 2025
Las Vegas, Nevada
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Recent Transactions

Office Lease
5,706,000
Portland, ME

23,227 sq. ft.

Justin Lamontagne, SIOR, CCIM, The Dunham Group
The Dunham Group
Portland, ME
Industrial Sale
€50,000,000
EUR Sale Lanaken, AN

1,200,000 sq. ft. / 78 acres

Frederic Schneider, SIOR, Carter Jonas LLP
Carter Jonas LLP
Luxembourg
Andrew Smith, SIOR, FRICS, MBA, Carter Jonas LLP
Carter Jonas LLP
United Kingdom
Industrial Sale
3,100,000
Miamisburg, OH

42,975 sq. ft.

Norman Khoury, SIOR, CCIM, Colliers
Colliers
Cincinnati, OH
William Keefer, SIOR, Colliers
Colliers
Cincinnati, OH
Charles Ackerman, SIOR, CCIM, Colliers
Colliers
Cincinnati, OH
Matt McGrady, SIOR, Colliers
Colliers
Indianapolis, IN
Jeffrey Kroeger, SIOR, CCIM, Colliers
Colliers
Cincinnati, OH
Office Lease
Little Falls, NJ

19,744 sq. ft.

Michael Maroon, SIOR, The Acclaim Group
The Acclaim Group
Cranford, NJ
Industrial Sale
$3,600,000
USD Sale Columbus, OH

70,000 sq. ft.

Michael Linder, SIOR, Colliers
Colliers
Columbus, OH
Shane Woloshan, SIOR, Colliers
Colliers
Columbus, OH
Joel Yakovac, SIOR, Colliers
Colliers
Columbus, OH
Jonathan Schuen, SIOR, Colliers
Colliers
Columbus, OH
These transactions are just some of the 80,000 deals completed by SIORs every year.
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Global Industry Partner Program

The SIOR Global Industry Partner Program establishes synergistic relationships between SIOR and a highly select number of industry, for-profit companies to address key commercial real estate issues, align on common interest, and drive positive change across the industry.

Current Global Industry Partners:
SIOR Global Industry Partners for Homepage-01

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