About
Sean Toohey is a Senior Advisor in Greysteel’s Irvine office, specializing in multifamily investment sales across Southern California. He advises private investors on the strategic acquisition and disposition of apartment assets, with a focus on maximizing value through data-driven pricing, disciplined execution, and targeted market positioning.
Sean partners with apartment owners to navigate complex dispositions, portfolio sales, and 1031 exchange transactions. By leveraging deep buyer relationships, local submarket intelligence, underwriting expertise, and broad marketing reach, he orchestrates competitive sale processes designed to drive premium pricing and efficient closings. His advisory approach emphasizes value-add positioning and strategic exposure to both private and institutional capital.
With expertise spanning multifamily and land/development opportunities, Sean helps investors build long-term wealth through thoughtful exit timing, capital reinvestment strategies, and tailored transaction planning.
PROFESSIONAL HIGHLIGHTS:
- Markets Covered: Southern California
- Target Clients: Private Investors
- Property Types Served: Multifamily (Primary); Land/Development
- Primary Specialties: Investment Sales, Portfolio Dispositions, 1031 Advisory, BOVs / Valuations
- Core Expertise: Maximizing Sale Price, Exchange Execution, Value-Add Positioning
Education, Affiliations, and Licenses
- San Diego State University
- California Real Estate License #02172754
Achievements
Interests
- Fitness
- Golf
- Outdoor sports

