Mary M. O'Brien

Laura Hammargren is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Laura, who practices law in Minneapolis, Minnesota, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Laura is held by other top lawyers in the same geographic and legal practice area.

Gregory P. Brenny is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Gregory P., who practices law in Minneapolis, Minnesota, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory P. is held by other top lawyers in the same geographic and legal practice area.

Kyle Willems is a litigator primarily practicing in business and tort litigation. His business litigation practice mainly focuses on the real estate and construction sectors, where he guides clients through construction defect, mechanic’s lien, contract and quasi-contract, commercial, and general liability disputes. As a tort litigator, Kyle concentrates on complex cases that involve wrongful death, serious bodily injury, and substantial property damage. Kyle has significant experience ...

Brian T. Benkstein is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Brian T., who practices law in Minneapolis, Minnesota, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian T. is held by other top lawyers in the same geographic and legal practice area.

Mitchel Chargo is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Mitchel, who practices law in Minneapolis, Minnesota, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mitchel is held by other top lawyers in the same geographic and legal practice area.

Thomas J. Radio is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law, Land Use and Zoning Law, Litigation - Construction and Litigation - Real Estate. Thomas J., who practices law in Minneapolis, Minnesota, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas J. is held by other top lawyers in the same geographic and legal practice area.

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...

Lisa Watson Cyr has devoted her practice to the area of Divorce and Family Law since being admitted to the Minnesota Bar in 1998. Her experience and depth of knowledge ensure that her clients receive the highest quality of representation in dealing with all aspects of family law matters including divorce, custody, parenting time, child support, marital and non-marital property, alimony, and paternity. She is an effective negotiator and skilled litigator, always keeping the best interests of h...

Mathew R. Korte is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Medical Malpractice Law - Plaintiffs. Mathew R., who practices law in Minneapolis, Minnesota, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mathew R. is held by other top lawyers in the same geographic and legal practice area.

William Michael, Jr. (“Bill”), Co-Chair of Greenberg Traurig’s Trial Practice Group, is a former federal prosecutor and experienced trial lawyer, having served as lead counsel in more than 100 jury trials in federal and state courts across the country. In recognition of his national trial reputation, Bill has been inducted as a fellow of the American College of Trial Lawyers, an invitation-only organization that represents the top 1% of trial lawyers in the United States. Th...