Mark D. Williamson

Bradley J. Walz is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Intellectual Property, Privacy and Data Security Law and Trademark Law. Bradley J. practices law in Minneapolis, Minnesota Best Lawyers has recognized Bradley J. Walz since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Bradley J. Walz is held by other lawyers.

Chad Stepan serves as Chair of the firm’s Catastrophic Loss Practice Group. He focuses his practice on complex civil litigation, including fires, explosions, structural failures, mechanical failures, product failures and other catastrophic losses and construction-related incidents across the United States. He has handled numerous multi-million dollar claims, including major industrial explosions and fires, and construction and design matters. Chad investigates these incidents and provid...

Christopher Ferreira is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Commercial Finance Law and Real Estate Law. Christopher practices law in Minneapolis, Minnesota Best Lawyers has recognized Christopher Ferreira since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Christopher Ferreira is held by other lawyers.

Anthony Barthel is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Anthony practices law in Minneapolis, Minnesota Best Lawyers has recognized Anthony Barthel since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Anthony Barthel is held by other lawyers.

Sam’s practice at Carlson Caspers focuses on patent litigation and counseling. He has worked with leading technology companies to develop domestic and international enforcement strategies involving complex technologies. Sam has litigated patent disputes in federal district courts across the country, before the Federal Circuit Court of Appeals, in Inter Partes reviews before the Patent Trial and Appeal Board, and other disputed matters before the patent office. Sam also advises technolog...

Fredrick Krietzman is a lawyer recognized by Best Lawyers in the practice area of Community Association Law. Fredrick practices law in Minneapolis, Minnesota Best Lawyers has recognized Fredrick Krietzman since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Fredrick Krietzman is held by other lawyers.

Benjamin W. Johnson is a lawyer recognized by Best Lawyers in the practice area of Public Finance Law. Benjamin W. practices law in Minneapolis, Minnesota Best Lawyers has recognized Benjamin W. Johnson since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Benjamin W. Johnson is held by other lawyers.

Nicole focuses her practice primarily on professional liability defense for healthcare providers, including physicians, dentists, chiropractors, nurses, and others, as well as long-term care litigation. She handles a wide variety of claims, including those alleging negligence and lack of informed consent, as well as claims involving health care providers in administrative proceedings before their respective licensing boards. Nicole has successfully represented clients in all phases of civil l...

Jennifer Service is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Jennifer practices law in Minneapolis, Minnesota Best Lawyers has recognized Jennifer Service since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jennifer Service is held by other lawyers.

Casey is a litigator who represents corporations and individuals in commercial disputes, and navigates families, businesses, and individuals through trust and estate conflicts. Experienced in the litigation process, Casey regularly represents clients in shareholder and securities disputes, as well as other business-related claims, in multiple jurisdictions. He represents clients in probate, state, federal, and appellate courts, recently helping resolve multiple proceedings initiated by benefi...