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About This Office
The Law Office of Sean Hennessey is a law firm in Westminster, California. Public California State Bar records list Sean Dennis Hennessey at this office address. State Bar records list an active license and admission in 1991. The profile identifies University of San Diego School of Law in San Diego, California as the law school. The attorney’s profile identifies Criminal Law and Personal Injury as practice areas self-reported to the State Bar. The profile reports Spanish as a language spoken by the attorney.
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Record matched to the official California attorney registry
Bar #157005 · Admitted 1991
Last verified November 3, 2026.
Source: California public attorney records. No affiliation or endorsement.
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