Jon Welner

Robert A. Weikert is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Robert A., who practices law in San Francisco, California, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert A. is held by other top lawyers in the same geographic and legal practice area.

Sarah Van Voorhis is a founding partner of Van Voorhis & Sosna LLP in San Francisco, California. She has practiced Family Law exclusively in California and throughout the San Francisco Bay Area since 2001. Sarah is certified in Family Law by the State Bar of California Board of Legal Specialization. Over the course of her career, she has represented clients in a broad range of family law matters involving divorce , domestic partnerships , child custody , parentage, support issues , and co...

Julie A. Divola is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Julie A., who practices law in San Francisco, California, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie A. is held by other top lawyers in the same geographic and legal practice area.

Michele D. Floyd is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Michele D., who practices law in San Francisco, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michele D. is held by other top lawyers in the same geographic and legal practice area.

Brian Malloy represents plaintiffs in state and federal courts in cases involving product liability, serious personal injury, wrongful death, elder abuse, consumer fraud and protection, select employment matters, class/collective actions, and appeals. Brian is admitted to the bars of California, Nevada, Arizona, and Washington, D.C., along with several federal courts, including the United States Supreme Court. He has represented clients in all aspects of litigation, including successfully obt...

Holding Corporations Accountable Robert J. Nelson has played a leading role in the firm’s False Claims Act (fraud against the government law), automotive , defective products , mass torts , tobacco , consumer fraud and environmental cases, taking on many of the world’s largest corporations and holding them accountable. He has served as court-appointed Lead or Co-Lead Counsel in numerous state and federal coordinated proceedings, as well as in more than 40 class actions. Robert lik...

Noa L. Clark is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Noa L., who practices law in San Francisco, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Noa L. is held by other top lawyers in the same geographic and legal practice area.

Vidhya Prabhakaran is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Energy Regulatory Law and Utilities Law. Vidhya, who practices law in San Francisco, California, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Vidhya is held by other top lawyers in the same geographic and legal practice area.

Sara, a shareholder at Walkup, prosecutes and serves as lead trial lawyer for severely injured individuals in cases involving defective products, transportation network companies like Uber and Lyft, aviation crashes, dangerous conditions of property, medical negligence, vehicular negligence, sexual assault, nursing home abuse, and other wrongdoing. When she isn’t representing clients, Sara is a lecturer at Stanford Law School, co-directing the Trial Advocacy course. She serves on the SF...

Dustin Calkins is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Dustin, who practices law in San Francisco, California, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dustin is held by other top lawyers in the same geographic and legal practice area.