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Peter H. Day

Day, Peter H.


Palo Alto, (650) 813-4231


Occidental College (B.A., 2003)
The Indiana University School of Law, Bloomington (J.D., 2010)

Bar Admissions


Peter Day advises and defends companies responding to governmental inquiries. He has represented clients facing inquiries from congressional committees, the Department of Justice, the Securities and Exchange Commission, the Federal Trade Commission, numerous state attorneys general, and several foreign regulators. Mr. Day has appeared for clients in California and federal courts and at numerous depositions, and has conducted internal investigations in the financial, defense, technology, and retail sectors.

Mr. Day also advises clients on privacy and data security. He has represented clients in connection with data breaches, breach notification laws, post-data breach remediation, network security, corporate compliance, and the Payment Card Industry Data Security Standard (PCI DSS). He has also represented and advised clients regarding the collection, use, and disclosure of personal information, financial information, and geo-location information.

Mr. Day received his J.D. magna cum laude from Indiana University’s Maurer School of Law, where he was a managing editor of the Indiana Law Journal and a McLaughlin fellow. Mr. Day was also elected to the Order of the Coif. He graduated from Occidental College, where he was a member of the men’s varsity swimming and water polo teams.