About John Albert Sobrato
John Albert Sobrato is an American businessman and billionaire who founded Sobrato Organization, a Cupertino, California-based real estate development and construction firm. Sobrato is well-known for his charitable work because he has given millions of dollars to a variety of causes, including housing for the homeless, health care, and education.

John Albert Sobrato Family
John Sobrato was born to Ann Ainardi (1915–2000) and John Mossimo Sobrato (1895–1952), two Italian immigrants. Even though he was 20 years older than Sobrato, Sobrato’s parents met in the 1930s and got married in 1938. John’s Rendezvous, a well-known restaurant in San Francisco, belonged to Sobrato’s father. When Sobrato’s father passed away from cancer in 1952, his mother sold the restaurant and started investing in real estate with the money.
John Albert Sobrato Career
Sobrato received his bachelor’s degree in electrical engineering from Santa Clara University. He then started his own business, the Sobrato Organization, which has built millions of square feet of commercial, office, and residential space throughout Silicon Valley and beyond.
Sobrato began his own real estate investing business. He began working closely with Carl Berg, another successful Silicon Valley investor, in 1972 and continued for many years. In 1979, he established the Sobrato Organization; his child, John Michael Sobrato, took over the administration of the organisation in 1998.
The business grew to include more than 30 apartment communities and 110 commercial buildings. Both father and son made the announcement in 2013 that they would focus on charitable endeavours rather than managing the company’s operations.
John Albert Sobrato Facts
Both Sobrato and his son have pledged to donate their wealth to charity in accordance with Warren Buffett’s Giving Pledge. The Sobrato Philanthropies had given more than $314 million in cash and property by the end of 2014.
Santa Clara University, Sobrato High School, and Bellarmine College Preparatory are among the primary beneficiaries. He and his wife made the largest single pledge to the University of San Francisco ever, totalling $15 million, in 2015.
John Albert Sobrato Net Worth
As of 2023, the net worth of John Sobrato is around $5.9 billion. Sobrato and his family are listed at 110 on the 2014 Forbes 400 list with an estimated net worth of $4.8 billion, and at 340 on The World’s Billionaires list as of May 10, 2014.
Personal Information
Full Name | John Albert Sobrato |
Father’s Name | John Mossimo Sobrato |
Mother’s Name | Ann Ainardi |
Siblings | Not Mention |
Date Of Birth | 23 May 1939 |
Age | 84 Years |
Birth Place | San Francisco, California, United States |
Height | Not Mention |
Education | Graduate |
Net Worth | $5.9 Billion |
Profession | Businessman |
Relationship Status | Married |
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