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Professional Experience

With a focus on office and healthcare markets, Grant Kosaki provides tenants and owners with a one-stop solution for competitive lease and sale transactions. Having represented over 2 million square feet for building owners, Grant brings a unique and comprehensive understanding of the leasing process to the negotiating table that is incredibly rare amongst tenant advisors.  As a result, Grant’s transaction architecture is of unmatched authority.

Grant is known for being a creative, diligent, and astute advisor. Deep-rooted relationships with tenants and real estate professionals, a proprietary space tracking system, and availability analysis are competitive advantages Grant mobilizes to add value to his clients’ companies, reduce their costs, and mitigate business risks.

Committed to providing strategic solutions and unparalleled client service, Grant assists his clients with the following:

  • Enhancing Competitive Advantages
  • Meeting Corporate Objectives
  • Improving Workplace Productivity
  • Enhancing Profitability
  • Managing Risk
  • Saving Time Through Increased Efficiencies



  • University of California, Berkeley CA
  • Punahou School, Honolulu HI

Available Properties