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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 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 Sale
$5,650,000
USD Sale Mukilteo, WA

25,100 sq. ft.

Christian Mattson, SIOR, Lee & Associates
Christian Mattson, SIOR
Lee & Associates
Tacoma, WA
Chris Peterson, SIOR, CCIM, Lee & Associates
Chris Peterson, SIOR, CCIM
Lee & Associates
Bellevue, WA
Industrial Lease
$131,818
USD Sale Arlington, WA

3,071 sq. ft.

Christian Mattson, SIOR, Lee & Associates
Christian Mattson, SIOR
Lee & Associates
Tacoma, WA
Chris Peterson, SIOR, CCIM, Lee & Associates
Chris Peterson, SIOR, CCIM
Lee & Associates
Bellevue, WA
Office Lease
$12,504,837
USD Sale Buffalo, NY

17,326 sq. ft.

John Ticco, SIOR, Pyramid Brokerage Co. of Buffalo
John Ticco, SIOR
Pyramid Brokerage Co. of Buffalo
Buffalo, NY
Industrial Lease
$23,819,143
USD Sale Pataskala, OH

1,277,851 sq. ft.

Michael Linder, SIOR, Colliers
Michael Linder, SIOR
Colliers
Columbus, OH
Shane Woloshan, SIOR, Colliers
Shane Woloshan, SIOR
Colliers
Columbus, OH
Joel Yakovac, SIOR, Colliers
Joel Yakovac, SIOR
Colliers
Columbus, OH
Jonathan Schuen, SIOR, Colliers
Jonathan Schuen, SIOR
Colliers
Columbus, OH
Kyle Ghiloni, SIOR, Colliers
Kyle Ghiloni, SIOR
Colliers
Columbus, OH
Office Sale
808,000
SCOTTSDALE, AZ

4,082 sq. ft.

James Lieberthal, SIOR, Cutler Commercial
James Lieberthal, SIOR
Cutler Commercial
Phoenix, AZ
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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