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Ariel Sosna

Founding Partner
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601 Montgomery St, #525
San Francisco, California 94111

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Ariel Sosna is a founding partner of Van Voorhis & Sosna LLP. She was certified as a specialist in Family Law by the State Bar of California Board of Legal Specialization. Ms. Sosna has been exclusively practicing family law in California (San Francisco Bay Area) since 2007.

Ms. Sosna received her J.D., with a concentration in Family Law, from U.C. Hastings School of the Law and her B.A. in Psychology from U.C. Berkeley.

Before starting her own practice, Ms. Sosna was an associate at a well-known San Francisco law firm. She was co-chairperson of the Family Law Section of the San Francisco Bar Association's Barristers Club in 2009 and 2010. For the past eight consecutive years (2009-2016), Super Lawyers magazine named her a family law Rising Star after a confidential balloting process by members of the Bar. In 2013, Ms. Sosna completed the Center for Understanding in Conflict 40-hour Mediation Intensive Training Program. Ms. Sosna previously worked at the San Francisco Superior Court Family Law Facilitator's Office, the Law Center for Families (assisting with the Deaf Women's Legal Project), and the Center for Families, Children and the Courts, a division of the Administrative Office of the Courts. She was also a research assistant for Professor Weisberg contributing to "Modern Family Law: Cases and Materials and California Family Code and Related Provisions with Commentary."

Ms. Sosna's family law practice focuses on marital dissolution (divorce) and domestic partner/same-sex dissolutions (including complex property allocation and division), child custody, parentage (paternity), child and spousal support, and arrears issues. She has had successfully represented clients in complex property divisions and discovery issues at the trial level.  She is a member of the family law section of the State Bar of California, a member of Queen's Bench, and an active member the San Francisco Bar Association, Family Law Section.

As a San Francisco native, Ms. Sosna enjoys all things San Francisco including walking tours of historical sites in the city. She also enjoys cooking and frequenting the local farmers markets. Most of all, Ms. Sosna enjoys spending time with her daughter.

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Education

J.D., U.C. Hastings School of the Law
Concentration in Family Law, Pro Bono Publico Award, Public Interest Law Certificate, Dan Bradley Fellowship

B.A. in Psychology, U.C. Berkeley, 2000

Jurisdictions Admitted to Practice State of California, 2007
Professional & Bar Association Memberships

San Francisco Bar Association's Barristers Club
Co-chairperson of the Family Law section

State Bar of California
Family Law section

Queen's Bench
Active Member

American Bar Association
Family Law Section

Work Experience

The Ruben Law Firm
Associate

San Francisco Superior Court Family Law Facilitator's Office

Law Center for Families
(assisting with the Deaf Women's Legal Project)

Center for Families, Children and the Courts
(a division of the Administrative Office of the Courts)

Publications

Co-Author of "Barrister Club Involvement Leads to Founding of a Firm" appearing in The Bar Association of San Francisco Bulletin, Volume 4, Number 12

Co-Author of monthly column "Family Law Corner" in The Bar Association of San Francisco Bulletin, 2009 to present

Research assistant for Professor Weisberg contributing to:

  • Modern Family Law: Cases and Materials
  • California Family Code and Related Provisions with Commentary