Sean McMahon | Colliers International | Silicon Valley

Sean McMahon

Senior Associate

License # 02062433

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Professional Summary

Sean McMahon is part of a Corporate Advisory & Work Place Solution Group that exclusively represents tenants and occupiers of Office-R&D product across the San Francisco Bay Area.

The groups primary focus lies within the Technology and Life Science Sector, thus enabling Sean to be involved with transactions on a local, national and global scale.

His portfolio of clients and success stories have varied from venture backed startups to publicly traded organizations looking to make informed real estate decisions during the various stages of a companies life-cycle. Aside from reoccurring customers and referrals, a large portion of Sean’s business comes from personally sourced efforts.

Prior to joining the Colliers team in 2018, Sean performed in numerous sales roles in both the software and market intelligence industry.


ASVB Rookie of the Year Nominee 2019


University of Mississippi, Bachelor of Business Administration (B.B.A)

Bellarmine College Preparatory 

Memberships & Involvements

Association of Silicon Valley Brokers (ASVB)


Service Lines
Tenant Representation, Corporate Solutions, Occupier Services
Property Type

My Team

My Team

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