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Michael "Mike" O’Brien – Greater Boston & MetroWest Massachusetts Realtor®

Michael "Mike" O’Brien is a Massachusetts Realtor® serving buyers, sellers, downsizers, and real estate investors throughout Greater Boston and MetroWest Massachusetts, including communities across Middlesex, Essex, Norfolk, and Suffolk counties.

With more than $30 million in career sales volume, Michael ranked #1 in total sales at ERA Key Realty Services’ Framingham office in 2025 and Top 10 company-wide.

He holds several industry designations including Accredited Buyer’s Representative (ABR®), Pricing Strategy Advisor (PSA), Seniors Real Estate Specialist (SRES®), and Distinctive Properties Specialist® (DPS®).

Michael works with a wide range of clients — from first-time homebuyers entering the Greater Boston market to homeowners downsizing into 55+ communities and clients selling distinctive properties.

Before entering real estate, Michael worked in broadcasting, shaping his approach around clear communication, strong advocacy, and thoughtful negotiation.

Learn more about Michael here