Karsten Kristoffersen

Peter L. Peterson is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law, Nonprofit / Charities Law, Tax Law and Trusts and Estates. Peter L., who practices law in Salina, Kansas, has been recognized since 1983. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter L. is held by other top lawyers in the same geographic and legal practice area.

Ralph W. Kohnen is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Ralph W., who practices law in Cincinnati, Ohio, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ralph W. is held by other top lawyers in the same geographic and legal practice area.

Amy L. Lessa is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Amy L., who practices law in San Diego, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy L. is held by other top lawyers in the same geographic and legal practice area.

Kenneth E. Keller is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Kenneth E., 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 Kenneth E. is held by other top lawyers in the same geographic and legal practice area.

Stephen Mitchell is managing partner of the firm's Columbia office. His practice emphasizes traditional labor law and employment litigation. Steve started his career as a prosecutor, gaining valuable trial experience. He has handled administrative charges and lawsuits in state and federal courts involving wrongful discharge, Title VII, Americans with Disabilities Act (ADA), Age Discrimination in Employment Act (ADEA), Employee Retirement Income Security Act (ERISA), Family and Medical Leave A...

Thomas I. Lyon is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Corporate Law. Thomas I., who practices law in Raleigh, North Carolina, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas I. is held by other top lawyers in the same geographic and legal practice area.

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

Tiffany L. Roach Martin maintains an active and diverse civil litigation practice focused on commercial litigation, products liability, mass torts, personal injury, wrongful death, unfair trade practices, insurance, healthcare, trust and estates, and employment. Tiffany represents international, national, and regional corporations as well as local businesses. She has experience in state and federal court litigation and has extensive knowledge of federal practice and procedure in the United St...

Phillip Aurentz is a skilled trial attorney who focuses his practice on complex, technical litigation for companies across a variety of industries including computing, oil and gas, water treatment, heavy equipment, medical, and banking industries. He represents plaintiffs and defendants, has tried numerous cases to verdict, handles appeals, and advises on licensing and strategic decisions tied to business and intellectual property. Prior to practicing law, he worked as a production gas plant ...

Steven W. Usdin is a founding member of Barrasso Usdin Kupperman Freeman & Sarver, L.L.C. His practice is concentrated in commercial litigation, including insurance coverage, contracts, class actions and complex litigation, oil and gas litigation and intellectual property. Throughout his career, his diverse representations have included, among many other cases, representing large public companies in shareholder litigation, a shipbuilder in a multi-million dollar contract dispute, and insu...