What does SIOR stand for?

For more than 80 years, the Society of Industrial and Office Realtors® (SIOR) has been the leading global professional office and industrial real estate association, and continues to move the industry and our members' business forward as we drive the future of CRE. With 3,900 members in 49 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 industry. Real estate professionals who have earned the SIOR designation are recognized by corporate real estate executives, commercial real estate brokers, agents, lenders, and other real estate professionals as the most capable and experienced brokerage practitioners in any market.

A professional affiliate of the National Associate of Realtors®, SIOR is dedicated to the practice and maintenance of the highest professional and ethical standards. SIOR maintains a commitment to business and industry by providing outstanding professional services, publications, and educational programs.

The SIOR designation stands unchallenged for excellence in the performance of real estate services, and is universally recognized as the prerequisite in the selection of a commercial real estate broker, agent, or consultant.

ANYONE CAN BE A BROKER. ONLY THE BEST CAN BE AN SIOR.

Just the Facts

SIOR has more than 3,900 members in 49 countries.
SIOR designees can hold the following specialty designations: industrial, office, industrial and office (dual), sales manager, executive manager, or advisory service.
SIOR also consists of affiliate members who include corporate executives, developers, educators, and others involved in the commercial real estate industry.

A Network of Industry Leaders

For more than 80 years, the world's elite CRE brokers have belonged to a premier professional organization known for integrity, ethics, and success: the Society of Industrial and Office Realtors.

The professionals who carry our name aren't just successful brokers, but partners, thought-leaders, and mentors, all required to adhere to the industry's highest production and ethical standards. You can take advantage of a worldwide network of 3,900 members spread across 49 countries, confident that each designee has been carefully vetted to meet our unmatched standards for excellence and honesty.

SIOR. ALWAYS MOVING CLIENTS FORWARD.

Working with an SIOR is about gaining access to market knowledge, industry expertise, reliability, and honest and deliberate insight, solely focused on the wellbeing of your business. With an SIOR, you get:

Access to a Global Network - You can adapt every new opportunity with the support of thousands of SIOR global members, each of whom can deliver guidance when you need it most.
Knowledge and Expertise - From a sudden crisis to emerging opportunities, SIOR members aren't just brokers, they're part of your team and always at your disposal.
A True Partnership - Being successful also means exceptional vision into the industry and individual markets, with the experience to stay a step ahead of the competition.
A Network of Closers - It's not just the billions in transactions SIORs produce that makes them special. It's because when the future of your business is at stake they get the job done.