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Sobrato Development Companies

Cupertino, CA

The Sobrato Organization is one of the largest developers and owners of commercial real estate in Silicon Valley. Founded, owned and directed by the Sobrato family, the organization has developed 21,480,000 square feet of office, R&D and multifamily projects since the 1960s. Today, TSO’s real estate portfolio is comprised of over 7.5 million square feet of office and R&D buildings and 30 multifamily communities.


TSO continues to grow its real estate portfolio, with a robust development pipeline of projects located throughout the Bay Area, from San Francisco to San Jose. Since our inception when Silicon Valley was known as “The Valley of Heart’s Delight,” TSO has sought to partner with innovative companies to create iconic work and living spaces in support of the Valley’s growth.