181 Second Avenue, Suite 625, P.O. Box 190, San Mateo, California 94401

Please call to schedule an appointment

650-348-1016 650-348-1016

Kimberly Duggan

Email address for service pursuant to Code of Civil Procedure 1016(e): [email protected]

Kimberly was born in Santa Barbara, raised in Tucson, Arizona, met her husband in New York City, and moved to San Francisco in 1996. Her practice focuses on estate planning, trust administration, probate, conservatorships, trust and probate litigation, and small business formation and counseling. Kimberly believes a client-centered approach is the right way to assist her clients. She focuses on each individual client’s best interests and recognizes that she serves at the pleasure of her clients.

Kimberly received her Bachelor of Arts degree in Art History, with honors, from University of California, Santa Barbara; her Juris Doctorate degree, magna cum laude, from Yeshiva University, Benjamin N. Cardozo School of Law; and her Legum Magister degree in Estate Planning, Trust and Probate Law, with honors, from Golden Gate University, School of Law. Prior to joining Thirkell Law Group, Kimberly owned and operated her own business designing, creating, and manufacturing exclusive custom and ready-to-wear Irish dance costumes. Kimberly is a member of the California Lawyers Association, Trusts and Estates Section; San Mateo County Bar Association, Estate Planning and Probate Section; and the American Bar Association, Real Property, Trust and Estate Law Section.

An active member of the community, Kimberly was on the Board of Directors of Little Children’s Aid for nine years and the Board of Directors of the St. Brendan Mother’s Club for nine years. Kimberly and her family have been a homestay family for international students learning English in San Francisco for the past eight years. Currently, Kimberly volunteers weekly at the San Mateo County Superior Court, Probate Department.

Kimberly is a dual citizen of the USA and Ireland. In her spare time Kimberly enjoys walking with her dogs and traveling the world.


  • State Bar of California
  • United States District Court, Northern District of California
  • California Notary Public Commission
  • Community and Divorce Mediator Certification
  • California Real Estate License


  • Legum Magister in Estate Planning, Trust, and Probate Law, with honors, Golden Gate University, School of Law, 2019
  • Juris Doctorate, magna cum laude, Yeshiva University, Benjamin N. Cardozo School of Law, 1995
  • Bachelor of Arts, with honors, University of California, Santa Barbara, 1990


  • San Mateo County Bar Association: Estate Planning and Probate Section
  • California Lawyers Association: Trusts and Estates Section; Taxation Section; Solo and Small Firm Section
  • American Bar Association: Real Property, Trust and Estate Law Section; Solo, Small Firm and General Practice Division; Law Practice Division; Young Lawyers Division


  • Outstanding LLM in Taxation Student Award 4.0 GPA
  • West Publishing Award for Academic Excellence
  • New York Real Estate Law Reporter: Student Contributor
  • Cardozo Studies in Law and Literature: Editorial Staff
  • Order of Omega, National Leadership Honor Society


  • San Mateo County Superior Court, Probate Department, Volunteer Attorney
  • San Francisco County Superior Court, Probate Department, Extern Attorney
  • Kaplan International Languages, St. Giles International, and International Student Placements
    • Homestay Family and Educator for International Students
  • Community Boards Community Mediator Pool for Neighborhood Mediation Program
  • Junior League of San Francisco
    • Next-to-New Shop & Consignment Boutique Committee
    • Community Events and Outreach Committee
    • Advocacy Committee
    • Arts & Outreach Committee
    • Support for Families of Children with Disabilities Committee
  • Little Children’s Aid, Auxiliary of Catholic Charities
    • Board of Directors
    • President
    • Vice President of Information
    • Gala Chair
  • Sacred Heart Cathedral Preparatory Parents’ Association
    • Major Event Chair
  • Murphy Irish Dancers
    • Feis Chair
  • St. Brendan Mothers’ Club
    • Board of Directors
    • Bear Shop Chair
    • Parish Picnic Chair
    • Silent Auction Chair
    • Scrip Chair
    • Soccer Coach
    • Evergreens Chair
    • Cheers Booth Chair
    • Candy Booth Chair
    • Furniture Project Chair
    • Kindergarten Room Mom
    • 8th Grade Room Mom
  • Kappa Delta Sorority