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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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April 14-17, 2026
Palm Springs, CA
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Recent Transactions

Industrial Lease
$1,401,410
USD Sale Rancho Cucamonga, CA

41,568 sq. ft.

Richard John, SIOR, DAUM Commercial Real Estate Services
DAUM Commercial Real Estate Services
Ontario, CA
Office Lease
$27,862
USD Sale Omaha, NE

1,220 sq. ft.

JP Raynor, SIOR, CCIM, Investors Realty
Investors Realty
Omaha, NE
Industrial Sale
$174,311,927
USD Sale Fontana, CA

1,101,900 sq. ft. / 2,000,275 sq ft.

Michael Hefner, SIOR, Voit Real Estate Services
Voit Real Estate Services
Anaheim, CA
Juan Gutierrez, SIOR, Voit Real Estate Services
Voit Real Estate Services
Ontario, CA
Shy Assar, MRED, Voit Real Estate Services
Voit Real Estate Services
Ontario, CA
Industrial Lease
Brookville, OH

200,151 sq. ft.

Norman Khoury, SIOR, CCIM, Colliers
Colliers
Cincinnati, OH
Mark Volkman, SIOR, JLL
JLL
Cincinnati, OH
John Gartner, SIOR, Colliers
Colliers
Cincinnati, OH
Erin Casey, SIOR, Colliers
Colliers
Cincinnati, OH
Industrial Lease
$2,098,177
USD Sale Romulus, MI

29,284 sq. ft.

Larry Emmons, SIOR, CCIM, Newmark
Newmark
Bloomfield Hills, MI
Melissa Alexander, SIOR, Foundry Commercial
Foundry Commercial
Nashville, TN
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:
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