SIOR, the Society of Industrial and Office Realtors, is the leading commercial real estate association, representing the world's top producing brokers. They are the most trusted resource in CRE. Hire an SIOR broker today or learn more about earning your SIOR designation.

With 4,000 members in over 50 countries, SIOR represents today's most knowledgeable, experienced, ethical, and successful commercial real estate brokerage specialists. SIOR has certified thousands of members with the prestigious SIOR designation, a professional symbol of the highest level of knowledge, production, and ethics in the real estate ...

SIOR membership offers many rewarding benefits to help you extend your expertise, network with vetted real estate peers around the globe, and increase your income while staying ahead of the curve on relevant topics that matter most to you and your clients.

Fully-searchable of SIOR brokers. Locate and hire an SIOR for your next commercial real estate transaction.

The SOCIETY OF INDUSTRIAL AND OFFICE REALTORS® is the leading global professional office and industrial real estate association. With 4,000 members in over 50 countries, SIOR represents today's most knowledgeable, experienced, and successful commercial real estate brokerage specialists.

SIOR’s application processing procedure, conducted pursuant to the terms of SIOR’s Bylaws, seeks to assure that applicants are fully and fairly evaluated in terms of qualification criteria as stated in the SIOR Bylaws.

SIOR members represent the most knowledgeable, experienced, and successful commercial real estate brokerage specialists, and transact business with 92% of Fortune 200 companies. Be considered one of the best when you join the best.

Connect with the best in CRE at SIOR events. Join us for TransACT 360 and CREate 360, the leading conferences in industrial and office brokerage.

Access SIOR’s resources and network of more than 4,000 professionals to increase business. Gain exposure to top-producing brokers while opening doors and creating opportunities. Benefit from a structured mentorship and guidance program led by current SIORs.

Join SIORs and CRE industry leaders at SIOR's Spring 2025 Event at the Caesars Palace Las Vegas Hotel & Casino in Las Vegas, Nevada.