Matthew D. Umhofer

Christina Cheung is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals. Christina, who practices law in Los Angeles, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christina is held by other top lawyers in the same geographic and legal practice area.

As a Senior Founding Partner of RPNA Law, Drew Pomerance is a nationally renowned trial and appellate attorney, with 37 years of expertise in all aspects of complex business litigation, insurance coverage and bad faith disputes, as well as labor and employment matters. He has tried numerous cases to verdict, argued at the state and federal courts of appeal, and has won both of the cases he argued to the California Supreme Court. Mr. Pomerance represents businesses of every size and type, from...

Jeff M. Sturman is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Jeff M., who practices law in Los Angeles, California, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeff M. is held by other top lawyers in the same geographic and legal practice area.

Michael P. MacHarg is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. Michael P., who practices law in Los Angeles, California, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael P. is held by other top lawyers in the same geographic and legal practice area.

Alex Porter is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Alex, who practices law in Los Angeles, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alex is held by other top lawyers in the same geographic and legal practice area.

Francesca Dioguardi is a partner at RosenSaba, LLP and handles individual and class-action lawsuits spanning a wide range of substantive legal areas, including employment disputes as well cases involving claims for breach of contract, business torts, fraud, false advertising, breach of warranty and unfair competition and deceptive businesses practices. Francesca’s particular focus is litigation of complex claims, regularly defending clients in complex class action matters, including wag...

Jason S. Campbell is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Jason S., who practices law in Los Angeles, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason S. is held by other top lawyers in the same geographic and legal practice area.

Michael Hackman is a Certified Specialist in Tax law, designated by the State Bar of California Board of Legal Specialization.

STEPHEN A. JAMIESON is a founding partner with the Los Angeles-based law firm Solomon Saltsman & Jamieson (SSJLaw). Stephen A. Jamieson is recognized as a leader in the areas of land use and zoning, alcoholic beverage licensing, compliance and disciplinary actions, government relations, and business and personal injury litigation, both for the defense and for the plaintiff. He is licensed to represent clients in California, Michigan, and Wisconsin, and has extensive experience working wit...

Bio Deborah Chang, one of the founding members of Athea Trial Lawyers, has won record-breaking verdicts and settlements in catastrophic injury and wrongful death cases across the country. As if this wasn’t enough, she’s also a partner at Los Angeles firm Chang | Klein LLP. As a trusted advocate at two powerhouse firms, Deborah has made a name for herself as an attorney capable of fighting complex and high-profile cases. At Athea Trial Lawyers, Deborah has been involved in some of ...