License # 02062433
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)
Executive Vice President
Over his 35 year career, john has negotiated 40 million square feet of commercial leases and sales in Silicon Valley. John has represented such companies as Stryker, Trimble Navigation, Ariba, Namco, Abby software, BTG PLC, Merchante solutions, Applied Underwriters, Elance, Eye-Fi, Aver information, Whitehat Security, Egnyte, Yes Video, IP Infusion, Norse Corporation, Structural Integrity, NXP, Time Warner Atari, Verity, Philips, Centric Software, EXP Pharma, Cetecom USA, Violin Memory, and UBIC. Most of John’s business comes from clients either coming back or making calls of introduction on his behalf. John is an ASVB Hall of Fame inductee.
San Jose Country Club
Bellarmine Dad's Board and Fund Raising
St. Christopher's Mens Club
Senior Vice President
Area Of Expertise
Jere has been a commercial real estate broker in Silicon Valley since 1989, specializing as a tenant representation broker for Silicon Valley’s high tech companies on a local, national & international level. He has been involved in millions of square feet of transactions, including small space for start-up companies to campus projects for larger established companies, including Fortune 500 companies.
Jere has dedicated his career to Silicon Valley’s Technology Community which has involved him in relocation and expansion projects, consolidations and dispositions, campus and headquarter planning, lease terminations and complete portfolio planning strategies for hundreds of Silicon Valley’s leading technology companies and pioneers. Jere has completed assignments for his clients in 25 different States and several Countries which gives him an in-depth and practical perspective of the underlying aspects of real estate transactions for his corporate occupier clients.
Jere’s clients include such noteworthy Silicon Valley firms as Sony Corporation, Motorola, Acer America, WL Gore, NIO USA, IBM, and SuccessFactors. Many of these transactions have been for world headquarters.
Jere is an active member of the Society of Industrial & Office Realtors (SIOR). The SIOR designation is earned and awarded to individuals who have met rigorous requirements based on their outstanding knowledge of the commercial real estate industry, professional & educational background, and adherence to
Prior to his commercial real estate career, Jere worked in technology sales in the robotics and software industry.
Jere is married to his wife Leslie and they have three children and live in Los Gatos. Jere is very involved in his community by coaching youth sports- hockey, baseball, softball, basketball and soccer. And occasionally, when time permits, he plays drums in a Latin based jazz band.
Executive Vice President
Role & Responsibilities
Jim is a seasoned real estate professional with Colliers International, based in Silicon Valley. His expertise centers on providing strategy and execution for complex transactions, client portfolio planning and risk management, and delivery of integrated real estate services for Collier’s clients. Assignments have included work for technology clients such as Sun Microsystems, Cisco Systems, Microsoft, Verisign / Syniverse, Appirio, Jabil Circuits, Salesforce.com, InvenSense as well as the nutrition bar leader – Clif Bar.
Prior to joining Colliers, Mr. McPhee was an Executive Director for Cushman & Wakefield, a Senior Vice President for Jones Lang LaSalle and a Regional Vice President for Prentiss Properties, a national REIT, where he was responsible for managing acquisitions and lease transactions for a 5 million square foot office and industrial portfolio in Northern California. Mr. McPhee has regularly been a “Top Producing Office Broker” with prior firms and was a “Top Leasing Agent” with Prentiss Properties in 1997 and 1998. In 2001, 2002 and 2006 Jim was on the team that won “Transaction of the Year” as named by the SF Business Times and The Society of Industrial & Office Brokers. In 2010 and 2011, The Clif Bar Headquarters acquisition was named as the California Real Estate Deal of the Year and The SF Business Times East Bay Deal of the Year. Jim has been involved with & completed over 600 transactions valued in excess of $4.3 billion dollars during his career.
Education, Memberships & Awards
Mr. McPhee is a graduate of California State University, East Bay with a Bachelor of Science degree. He holds MCR and SIOR designations. Mr. McPhee is also a member of the NAIOP, the Association of Silicon Valley Brokers as well as CoreNet Global which is dedicated to supporting Corporate Real Estate Managers goal of driving innovation in the workplace.