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SIOR Designee

Representing the elite top 1% of commercial real estate professionals, SIOR designees are recognized for their exceptional production, experience, and commitment to the highest standards of ethics and excellence. Designees specialize in industrial, office, sales management, executive management, and advisory services.

Member Associate

Commercial real estate professionals with 1–8 years of industry experience who are building their careers and working toward earning the prestigious SIOR designation through education, mentorship, and networking opportunities.

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Companies providing products and services to the commercial real estate industry seeking to build relationships, increase visibility, and connect with SIOR’s elite global network of professionals. You may also use the following link to search our Affiliate Members.

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About

Ethan Harrison was instrumental in establishing Allegro Realty's footprint in Central Ohio, playing a crucial role in the successful launch and development of the Columbus office. Within the Columbus market, Ethan dedicates his expertise to tenant representation, skillfully navigating the complexities of the office and industrial sectors. Ethan is committed to securing optimal outcomes that support his clients' specific business requirements, ensuring their real estate strategies align seamlessly with their operational goals and financial objectives.

In addition to his Ohio-based work, Ethan is a key contributor to Allegro Realty's wider Corporate Real Estate Service practice. His influence and transaction experience reach far beyond state lines, having successfully completed deals in over 25 states nationwide. This extensive multi-state experience provides Ethan with a unique perspective, making him a valuable asset for corporations seeking strategic real estate solutions across diverse geographic footprints.

Ethan is also a member of the Columbus Impact Academy Cohort VIII, part of the Columbus Young Professional Club.

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