Jennifer Estremera

Kevin represents people who are injured, or are the survivors of someone who was killed, as a result of the negligence of another. He has more than 25 years’ experience in handling cases involving car accidents (including “rideshare” accidents), big rig and truck crashes, bicycle accidents, pedestrian injuries, construction site incidents, MUNI crashes and defective products. Recognized by his peers as one of the top trial lawyers in the state, Kevin is a hard-working attorn...

Spencer’s practice focuses on catastrophic personal injury and wrongful death cases involving defective products, vehicular collisions, dangerous conditions of public and private property, and medical malpractice. Outside of his practice at Walkup, he also teaches at the University of California-Berkeley Law School as a lecturer in trial advocacy. In addition to his teaching, he directs Berkeley Law’s external trial competition program and coaches multiple trial advocacy teams. Un...

Sophia (Sophie) Castillo counsels domestic and international importers, distributors, national brands, private labels, institutional suppliers, family-owned food processing businesses, and retail grocers on compliance, litigation, and risk avoidance surrounding California’s Proposition 65, as well as other state and national laws related to chemicals and toxics. She advises clients involved in numerous industries across the entire supply chain, including food and beverage, apparel, cook...

Gay Crosthwait Grunfeld is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law and Employment Law - Individuals. Gay Crosthwait, who practices law in San Francisco, California, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gay Crosthwait is held by other top lawyers in the same geographic and legal practice area.

Joan B. Tucker Fife is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Joan B. Tucker, who practices law in San Francisco, California, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joan B. Tucker is held by other top lawyers in the same geographic and legal practice area.

Christian H. Cebrian is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law, Land Use and Zoning Law, Litigation - Environmental and Litigation - Land Use and Zoning. Christian H., who practices law in San Francisco, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christian H. is held by other top lawyers in the same geographic and legal practice area.

Cepideh Roufougar is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Cepideh, who practices law in San Francisco, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Cepideh is held by other top lawyers in the same geographic and legal practice area.

Frank Cialone is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates. Frank, who practices law in San Francisco, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frank is held by other top lawyers in the same geographic and legal practice area.

Randall C. Single joined the firm in February 2004 after serving as General Counsel for Divco West Properties, LLC and Page Mill Properties, L.P. for three years. He was also an associate and partner in the Los Angeles office of a national transactional real estate law firm for 13 years.

Myron Sugarman concentrates his practice in the areas of estate planning, deferred compensation, taxation of nonprofit and charitable institutions, and family and personal tax planning. His experience extends to all areas of federal and local taxation. Prior to entering private practice, Myron served in the Office of The Judge Advocate General, U.S. Army at the Pentagon. A former president of the San Francisco Tax Club, he is a member of numerous professional organizations, including the San ...