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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.

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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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October 19-22, 2026
New York, New York
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Recent Transactions

Industrial Lease
$4,273,352
USD Sale Torrance, CA

30,116 sq. ft.

Matthew Stringfellow, SIOR, The Klabin Company
The Klabin Company
Torrance, CA
Tyler Rollema, SIOR, The Klabin Company
The Klabin Company
Torrance, CA
Industrial Sale
Tucson, AZ

82,764 sq. ft.

Rob Martensen, SIOR, CCIM, Colliers
Colliers
Phoenix, AZ
Jerry LoCoco, JD, Cushman & Wakefield
Cushman & Wakefield
Tucson, AZ
Industrial Lease
Surprise, AZ

16,045 sq. ft.

Rob Martensen, SIOR, CCIM, Colliers
Colliers
Phoenix, AZ
Keri Scott, SIOR, Newmark
Newmark
Phoenix, AZ
Chris Reese, SIOR, Colliers
Colliers
Phoenix, AZ
Industrial Sale
Shafter, CA

1,088,047 sq. ft. / 75 acres

Joseph Vargas, SIOR, The Wonderful Company
The Wonderful Company
Los Angeles, CA
Eric Daschbach, SIOR, KBC Advisors
KBC Advisors
Manhattan Beach, CA
Ryan Bos, SIOR, KBC Advisors
KBC Advisors
Manhattan Beach, CA
Industrial Lease
Houston, TX

88,000 sq. ft.

Matthew Rogers, SIOR, Oxford Partners
Oxford Partners
Houston, TX
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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