Attorney Steve W. BermanSteve W. Berman, Managing Partner

Steve Berman co-founded Hagens Berman in 1993 and is the firm’s managing partner. He represents consumers, investors and employees in large, complex litigation held in state and federal courts. Berman’s trial experience has earned him significant recognition and led The National Law Journal to name him one of the 100 most powerful lawyers in the nation, and to repeatedly name Hagens Berman one of the top 10 plaintiffs’ firms in the country. Berman was inspired to build a firm that vociferously fought for the rights of those unable to fight for themselves. His innovative approach, tenacious conviction and impeccable track record have earned him an excellent reputation and numerous historic legal victories. He is considered one of the nation’s most successful class-action attorneys and has served as lead or co-lead counsel in many of the nation’s largest investment fraud and securities cases throughout the country. Some of the high-profile securities matters Mr. Berman has prosecuted include the Enron Litigation and Boeing Securities Litigation.  more »

Reed KathreinReed K. Kathrein, Partner

Reed Kathrein is a partner at Hagens Berman’s Berkeley office. After 11 years defending corporations, he devoted his career to prosecuting class-action securities litigation and securities cases on behalf of individual and institutional investors. He has litigated more than 100 securities fraud class actions including cases against Abbott Laboratories, Bank of America, Intel, Oppenheimer Core Bond Fund, Oppenheimer Champion Income Fund, Oracle, Schwab Yield Plus Fund, Tremont (Bernard Madoff) and Titan. He also worked behind the scenes in shaping the Private Securities Litigation Reform Act, the Securities Litigation Uniform Standards Act and the Sarbanes-Oxley Act.  more »

Attorney Elaine T. ByszewskiElaine T. Byszewski, Partner

Elaine Byszewski is a partner at Hagens Berman where she has worked since 2004. She has litigated a number of complex class actions on behalf of consumers, employees, and whistleblowers resulting in multimillion-dollar settlements, including cases against Toyota, AstraZeneca Pharmaceuticals, Berkeley Premium Nutraceuticals, Solvay Pharmaceuticals, Costco, Apple and KB Homes.  more »

Catherine GannonCatherine Y.N. Gannon, Partner

Catherine Gannon’s practice focuses on securities and antitrust matters, as well as nationwide consumer protection cases involving large corporations. She brings extensive experience working with expert witnesses, often in economic and other highly technical areas, and has been recognized as one of the best lawyers in America in consumer protection law and mass tort litigation. more »

Lucas GilmoreLucas E. Gilmore, Partner

Lucas Gilmore is a partner at Hagens Berman who focuses on investor fraud class-action lawsuits. Mr. Gilmore advises institutional, government and individual investors on issues related to corporate governance, shareholder rights and securities litigation. In his time as an investor fraud attorney, Lucas has litigated dozens of securities class actions against public companies in a variety of industries, including the technology, financial, energy, and communications sectors. Mr. Gilmore has also prosecuted a number of non-equity-based securities cases, including those arising out of the issuance of residential mortgage-backed securities, options and other complex financial products. more »

Attorney Sean R. MattSean R. Matt, Partner

Sean Matt leads the firm's innovation in organizing and prosecuting individual class cases across many states involving the same defendants and similar factual and legal issues, an approach that continues to be a key factor in the firm's success. His practice focuses on multi-state and nationwide class actions and complex commercial litigation encompassing securities and finance, consumer, antitrust, insurance and products. Mr. Matt is a key member of the firm’s securities litigation team and co-led the prosecution and settlement some of the firm’s most complex cases of this nature, including In re Charles Schwab Securities Litigation ($235 million settlement), In re Oppenheimer Champion Income Fund Securities ($52.5 million proposed settlement) and Oppenheimer Core Bond Fund Class Action Litigation ($47.5 million settlement). more »

Attorney Shana E. ScarlettShana E. Scarlett, Partner

Shana E. Scarlett is a partner at Hagens Berman's San Francisco office. Her practice is devoted entirely to representing plaintiffs in complex litigation, and primarily in the areas of antitrust and unfair competition. She serves as one of the team of litigators representing indirect purchaser plaintiffs in the In re Optical Disk Drive Antitrust Litigation, alleging a price-fixing conspiracy to stabilize the prices of optical disk drives throughout the United States, in violation of federal and state antitrust laws. more »

Attorney Shayne C. StevensonShayne C. Stevenson, Partner

Shayne Stevenson is head of the firm’s whistleblower practice and also handles securities class-action matters including litigation related to financial fraud. As one of the nation’s leading Dodd-Frank whistleblower attorneys he has represented several successful, record-breaking whistleblowers under the whistleblower programs of the Securities and Exchange Commission (SEC) and the Commodity Futures Trading Commission (CFTC). He has successfully represented whistleblowers worldwide against the world’s largest financial companies, securities exchanges, accounting firms, medical device and pharmaceutical companies, medical providers, mortgage companies and other Fortune 500 corporations and is regularly interviewed for news related to investor fraud and financial misconduct including the areas of market manipulation, spoofing and other forms of fraud affecting the regulation of securities and commodities. more »

Attorney Karl BarthKarl Barth, Of Counsel

Mr. Barth, a CPA and licensed forensic accountant, works on several SEC/CFTC/IRS whistleblower matters. With a deep background in all areas of covered securities and commodities regulation, and a former practicing accountant with broad experience handling tax matters, and decades of experience in securities litigation, Mr. Barth provides invaluable assistance to many investors. more »

robert jigarianRobert A. Jigarjian, Of Counsel

Robert Jigarjian focuses on identifying and developing securities and derivative actions at the firm’s Berkeley office. Rob brings a combination of securities industry and complex litigation experience to the firm and its investor clients. During Mr. Jigarjian’s decades as a plaintiffs’ lawyer, his practice primarily focused on securities and derivative litigation. Rob also interned with the U.S. Securities and Exchange Commission and worked for two prominent securities class-action firms. Prior to practicing law, Rob worked for several years as an institutional sales trader for a boutique Wall Street investment bank where he specialized in analyzing and trading bank-issued securities with the firm’s institutional investors, bringing with him a wealth of information and skill to benefit the firm’s investor clients. more »

Coming soonNathan Emmons, Associate

Nathan Emmons is dedicated to advocating for his clients in class actions and other complex litigation against powerful corporations. His experience includes prosecuting in district and appellate courts, including ERISA and other fiduciary breaches, biometric privacy and False Claims Act violations. He is currently working on several cases against companies regarding allegations of fraudulent or incomplete information provided to investors. more »

Raffi MelansonRaffi Melanson, Associate

Raffi Melanson is an associate securities attorney serving the firm’s clients from its Boston office. His legal practice in strategic class-action litigation focuses on zealously challenging fraudulent and deceptive business practices that harm investors. Mr. Melanson currently works on several securities fraud matters seeking justice for investors who bought or sold stock based on false or misleading information. more »

peter schaefferPeter A. Shaeffer, Associate

Peter Shaeffer represents clients in class-action and complex commercial litigation in areas of securities fraud, consumer protection, product liability and contractual disputes. He is currently working on several cases on behalf of investors who were provided false and misleading financial statements and was part of the team that secured a settlement valued at $75 million for purchasers of stock in Zuora Inc. more »