top of page
Image by Paul Earle

Sarah and Catherine have 35 years of combined experience practicing family law.


Sarah is a partner at Killingsworth Kendrick and a Certified Specialist in Family Law as certified by the California Board of Legal Specialization. Sarah's family law practice includes collaborative law, mediation, consultations and litigation. Sarah has been practicing family law since 1998. She is an experienced and highly skilled mediator who also excels in client representation, including complex litigation.

Sarah was awarded the honor of being named a Northern California family law "Super Lawyer" in a survey of her family law colleagues, an honor she has received every year since 2009. Sarah is a fellow of the American Academy of Matrimonial Lawyers, a professional organization of preeminent family law practitioners.

Originally from Boston, Massachusetts, Sarah received her J.D. from Stanford Law School with distinction. Prior to becoming a partner at Killingsworth Kendrick, Sarah started her family law career working with two of the most distinguished family law firms in the Bay Area: she initially practiced as an associate at Diamond, Bennington & Simborg followed by three years as an associate at Whiting, Fallon & Ross in Walnut Creek. Sarah received her undergraduate education at the University of Pennsylvania, where she graduated Phi Beta Kappa, summa cum laude with a B. A. in Anthropology, with honors in 1995.

Sarah moderated a panel on collaborative law for the Contra Costa County Bar Association MCLE Spectacular in November 2002. She is also the author of an article on fiduciary duties entitled "New Disclosure Requirements: Too Much of a Good Thing?" (Contra Costa Lawyer, Vol. 15, No. 6, pp. 10-12, June 2002) as well as "2004 Family Law Recent Developments" (CEB Family Law Practice 23rd Annual Recent Developments Program Handbook, January 2005). Sarah was a speaker at the 2008 81st Annual California State Bar Association meeting for the program "Family Law Mediation: Practice Tips for Consulting Attorneys." She is a trainer for the Northern California Mediation Center on the "Fundamentals of Family Law for Mediators and Therapists."

Sarah's professional life embodies a commitment to excellence in the practice of family law and to community service. Sarah served for 11 years on the Board of Directors of the Family and Children's Law Center in San Rafael, an agency that provides family law assistance to low-income families and children in Marin County. She is currently the chair of the Charitable Contributions committee for the Northern California Chapter of AAML, a role she has had since 2012. She also served for three years as an AAML mentor for family law attorneys in the North Bay.



Catherine is a partner at Killingsworth Kendrick and a Certified Specialist in Family Law as certified by the California Board of Legal Specialization. Catherine’s family law practice includes litigation, mediation, consultation, and the drafting and reviewing of Premarital Agreements and Post-nuptial Agreements. Catherine has been practicing law since 2007. She is an experienced and highly skilled litigator who also excels in client representation, including complex litigation, and mediation.

Catherine concentrates her practice on complex family law matters involving equity compensation, financial apportionment, fiduciary duties, property characterization, division and allocation, business valuation, spousal and child support, and child custody disputes. Catherine has extensive experience assisting clients through all phases of litigation and through trial both before private judges and in the Bay Area public courthouses. In addition to being a litigator, Catherine drafts and negotiates premarital and post-marital agreements and enjoys creatively advising her clients in mediation and settlement negotiations.

Prior to joining Killingsworth Kendrick, Catherine was a partner at Simborg Killingsworth. She started her legal career as a tax and benefits attorney in a large firm in San Francisco before moving into the specialization of Family Law.  Catherine enjoys using her tax and finance background to design nuanced and inventive property and support settlements.
Before becoming an attorney, Catherine was a quantitative risk analyst for Bank of America. She received a B.A. in Economics and Spanish from Vanderbilt University and a J.D. from Tulane University.

Catherine is a Certified Family Law Specialist, and a member of the San Francisco County Bar Association, the Marin County Bar Association, the Family Law Institute, and the Richard M. Sangster Inn of Court. She has been selected to the Rising Stars list, 2016 – 2018 and thereafter honored as a Top Rated Family Law Attorney “Super Lawyer”.

bottom of page