Christy Umstadter

Richard H. Rahm is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Richard 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 Richard H. is held by other top lawyers in the same geographic and legal practice area.

Seth Neulight is a dedicated labor and employment attorney with over 20 years of experience serving employers and executives. Seth represents clients in disputes before state and federal courts, administrative agencies, and in arbitrations, with an emphasis on complex class and representative actions. He provides practical, business-oriented advice on matters such as workforce restructuring, restrictive covenants, wage and hour laws, leaves of absence, and labor issues in corporate mergers an...

Charles S. Birenbaum serves as the firm’s Chair of Northern California. Chuck is an experienced labor and employment attorney who focuses his practice on traditional labor and employment law matters, and has wide-ranging experience litigating in state and federal courts as well as various administrative agencies. He has testified on proposed legislation impacting entire industries before state legislative committees, and has interfaced and negotiated with labor organizations, politician...

Alison L. Tsao is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Alison L., 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 Alison L. is held by other top lawyers in the same geographic and legal practice area.

Veronica Cerruti is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Veronica, 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 Veronica is held by other top lawyers in the same geographic and legal practice area.

The Daily Journal describes Anna-Rose Mathieson as “one of the West Coast’s leading appellate litigators.” She’s been named one of the Top Women Attorneys in California three times, is certified as an appellate specialist by the Board of Legal Specialization of the State Bar of California, and taught appellate writing at Stanford Law School. She served as a law clerk to Justice Ruth Bader Ginsburg on the U.S. Supreme Court. Anna-Rose draws from her broad experience to ...

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...

Ross focuses his practice on complex commercial litigation with an emphasis on defending products liability and health effects claims. What do you focus on? For two decades I have represented large and small businesses across a wide range of industries, including energy companies, vehicle manufacturers, contractors, distributors and property owners. A significant part of my work includes national strategy and coordination of mass tort personal injury litigation. From trials to appeals, I defe...

Michelle Barrett Falconer is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Michelle, 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 Michelle is held by other top lawyers in the same geographic and legal practice area.

Marne S. Sussman is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law, Land Use and Zoning Law and Litigation - Environmental. Marne S., 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 Marne S. is held by other top lawyers in the same geographic and legal practice area.