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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

Office Lease
14,500,200
Pittsburgh, PA

43,000 sq. ft.

Randall McCombs, SIOR, Cushman & Wakefield
Randall McCombs, SIOR
Cushman & Wakefield
Pittsburgh, PA
Scott DiGuglielmo, SIOR, NAI Burns Scalo
Scott DiGuglielmo, SIOR
NAI Burns Scalo
Pittsburgh, PA
Sam McGill, SIOR, MCR, Cushman & Wakefield
Sam McGill, SIOR, MCR
Cushman & Wakefield
Pittsburgh, PA
Industrial Sale
$90,000,000
USD Sale Wilmington, MA

300,000 sq. ft. / 34 acres

Michael Dalton, SIOR, Avison Young
Michael Dalton, SIOR
Avison Young
Boston, MA
Industrial Lease
$343,467
USD Sale Rapid City, SD

8,822 sq. ft.

Chris Long, SIOR, CCIM, KW Commercial
Chris Long, SIOR, CCIM
KW Commercial
Rapid City, SD
Other Sale
$1,260,000
USD Sale Chardon, OH

10,400 sq. ft.

Mike Erwin, SIOR, MBA, Colliers
Mike Erwin, SIOR, MBA
Colliers
Carlsbad, CA
Tucker Hohenstein, SIOR, MBA, Colliers
Tucker Hohenstein, SIOR, MBA
Colliers
Carlsbad, CA
Office Lease
Little Falls, NJ

19,744 sq. ft.

Michael Maroon, SIOR, The Acclaim Group
Michael Maroon, SIOR
The Acclaim Group
Cranford, NJ
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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