Jean Mastagni, Associate Broker

Coldwell Banker Residential Brokerage
36 Tiburon Blvd Mill Valley, CA
Office: (415) 388-5060 , Mobile: (415) 310-7386 , Fax: (415) 388-5084
Email or Phone required Email or Phone required for Assistant

Contact Jean Mastagni

Office: Coldwell Banker Residential Brokerage Address: 36 Tiburon Blvd, Mill Valley, CA 94941 Office Phone: (415) 388-5060 Mobile Phone: (415) 310-7386 Business: (415) 381-7686 Fax: (415) 388-5084 Email:
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I am interested in:


  • Jean is dedicated to creating a "stress-free" transactions and protection of her clients' interests.
  • Jean provides astute contract preparation, impeccable service, excellent negotiating skills, and state of the art marketing.
  • Twenty-eight years experience in real estate sales in Marin County.
  • Representing and marketing luxury estates and properties of distinction, particularly in Southern Marin County; Mill Valley, Tiburon, Belvedere and Sausalito.


  • English

Specialty Markets

  • Luxury Properties

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