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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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SIOR 2025 Spring Event

Get ready to hit the jackpot at SIOR's Spring Event in Las Vegas, where we’re going all in on your success. Stack the deck in your favor. Forge powerful partnerships. Double down on your education. Get ready to ace your deals and get a royal flush of connections when you play your cards right networking with the best CRE professionals in the business. Every conversation and every handshake is a potential game-changer for your business. Don’t miss your chance to be in the right place at the right time, where every interaction could be the key to your next major deal. This is where the industry’s best come to raise the stakes—don’t miss your chance to go all in on a winning hand. SIOR’s Spring Event: go all in on networking, go all in on future deals, go all in on your business. Deal yourself in and join us in Vegas.

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

Industrial Lease
$81,165
USD Sale Fort Wayne, IN

3,500 sq. ft.

Joy Neuenschwander, SIOR, CPM, The Zacher Company
Joy Neuenschwander, SIOR, CPM
The Zacher Company
Fort Wayne, IN
Office Lease
$300,000
USD Sale Richmond, VA

4,061 sq. ft.

Robert Porter, SIOR, CCIM, Porter Realty Company Inc. / CORFAC International
Robert Porter, SIOR, CCIM
Porter Realty Company Inc. / CORFAC International
Richmond, VA
Office Lease
$3,107,181
USD Sale Providence, RI

12,003 sq. ft.

Michael Giuttari, SIOR, MG Commercial Real Estate Services
Michael Giuttari, SIOR
MG Commercial Real Estate Services
Naples, FL
Office Lease
Orlando, FL

20,276 sq. ft.

Michael Maroon, SIOR, The Acclaim Group
Michael Maroon, SIOR
The Acclaim Group
Cranford, NJ
Other Sale
$4,500,000
USD Sale Agoura Hills, CA

8,153 sq. ft.

John DeGrinis, SIOR, Newmark
John DeGrinis, SIOR
Newmark
Calabasas, CA
Patrick DuRoss, SIOR, Newmark
Patrick DuRoss, SIOR
Newmark
Calabasas, CA
Jeff Abraham, SIOR, Newmark
Jeff Abraham, SIOR
Newmark
Calabasas, CA
These transactions are just some of the 80,000 deals completed by SIORs every year.
View All Transactions
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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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