About Cornerstone

Founded in 1985, Cornerstone is a leading Bay Area commercial real estate development and management firm. Locally owned and managed, Cornerstone prides itself on caring for its clients by providing unmatched administrative and facilities-based service. Customizing terms and space to each tenant’s needs provides the flexibility needed by all growing businesses.

Cornerstone specializes in the rehabilitation and repositioning of under-utilized buildings. With over 2 million square feet of successfully redeveloped projects, Cornerstone has the in-house building management expertise to efficiently execute both large and small projects.



August 2019 - March 2020 St. Louis, MO
“I really enjoyed forming connections with the kids. We would play games, read books, focus on academics, and provide resources for the daycare. ”
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