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Lee Leonard Kaster

Law Offices of Lee L. Kaster β€’ Walnut Creek, CA
ProbateEstate Planning

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Contact

Email
Phone
(916) 512-8478
Address
1806 Bonanza St, Walnut Creek, CA, 94596, US

Professional

About

Lee Leonard Kaster is an accomplished attorney based in Walnut Creek, California, specializing in estate planning and probate law. With extensive experience in trust administration, conservatorships, and trusts and estates litigation, Mr. Kaster provides comprehensive legal services tailored to meet the unique needs of his clients. His dual office locations in Walnut Creek and San Francisco allow him to serve a diverse clientele throughout the Bay Area. Graduating cum laude from UC Hastings College of the Law in 2000, Mr. Kaster earned a prestigious membership in the Order of the Coif, reflecting his academic excellence. He distinguished himself in law school by achieving the highest scores in Torts, Civil Procedure, and Negotiation/Settlement courses. His legal career began as a litigator at a prominent national law firm, where he honed his skills in civil litigation. Subsequently, he served as a senior associate at a mid-sized litigation firm in Oakland, further enhancing his expertise in estate-related legal matters. Mr. Kaster is an active member of the Trusts and Estates Section of the State Bar of California, as well as the Elder Law section and the Conservatorship, Guardianship, Probate, and Trust section of the Contra Costa County Bar Association. He has a strong commitment to community service, having volunteered as an attorney at Legal Assistance for Seniors in Oakland. Outside of his professional endeavors, Lee enjoys spending time with his wife, two children, and their two dogs. His dedication to both his clients and his family underscores his belief in the importance of strong legal and personal foundations.

About Probate Law

Probate attorneys guide families through the estate administration process after a loved one passes. They handle court filings, asset distribution, and dispute resolution. Common matters include estate administration, will contests, heir disputes, trust administration.

Credentials

Education
2000 University of California, Hastings College of the Law JD - Juris Doctor 1993 University of California - Santa Barbara BA - Bachelor of Arts
Languages
English

Recognition & Involvement

Awards
2000 Amjur Award -- Negotiation/Settlement, American Jurisprudence/West Publishing 1998 CALI Award for Excellence -- Torts, CALI 1998 CALI Award for Excellence -- Civil Procedure, CALI
Publications
2012 Paperback published in South Korea by Hyeonam Publishing Co. Thirty One Landmark Supreme Court Cases
Associations
2010 - Present Contra Costa County Bar Association, Conservatorship/Guardianship, Probate and Trust Section Member 2010 - Present Contra Costa County Bar Association, Solo Practice and Small Firm Section Member State Bar of California, Trusts and Estates Section Member State Bar of California Member United States District Court for the Northern District of California Admitted
Updated: Apr 01, 2026