Mark DuVal

“The art of being a business lawyer is protecting my clients’ interests—balancing risk and opportunity—while achieving their business goals." I am all business, for all businesses. In my thirty plus years as a business lawyer, I have handled virtually every issue affecting or arising from the business lifecycle. Whether you have an existing business or plan to launch one—regardless of your industry—I’m here to help you. Clients rely on me to spot issu...

In 1988 Thomas R. Wilhelmy founded the Property Tax Department at Fredrikson & Byron, P.A. in Minneapolis, Minnesota, and was the Chair until recent years. Thomas then commenced a new role at Ryan Law Firm, PLLC, first as Partner and now as Of Counsel, and continues to serve as the Property Tax Leader, Minnesota. "My professional goals have always focused on being of the highest level of beneficial service to the client community and the professionals in the niche area in which my time an...

John M. Degnan is a lawyer recognized by Best Lawyers in the practice areas of Legal Malpractice Law - Defendants and Personal Injury Litigation - Plaintiffs. John M. practices law in Minneapolis, Minnesota Best Lawyers has recognized John M. Degnan since 2013. 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 John M. Degnan is held by other lawyers.

Jason Kohlmeyer | Family Law Attorney | Kohlmeyer Hagen Law Office, Chtd. Jason Kohlmeyer is a Family Law attorney based in Mankato, Minnesota, serving clients through Kohlmeyer Hagen Law Office, Chtd. Raised in Northwest Minnesota, Jason learned the importance of responsibility and persistence at an early age while working summers on his uncle’s farm. While still in high school, he joined the Army Reserve and served as an Army Intelligence Analyst, developing skills that continue to in...

Greg is primarily a litigator who defends lawyers, accountants, insurance agents and other professionals against claims of malpractice and breach of fiduciary duties; represents companies in the construction and energy production industries in commercial litigation of all types; represents insurance companies in coverage disputes and affirmative anti-fraud litigation; defends their policyholders against liability claims and suits; defends employers against claims by employees; and a wide vari...

Mark Radke is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Mark practices law in Minneapolis, Minnesota Best Lawyers has recognized Mark Radke since 2019. 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 Mark Radke is held by other lawyers.

Arthur C. Kosieradzki is a senior partner at SiebenCarey and leads the firm's Lakeville office, serving clients throughout Minnesota's South Metro and beyond. For more than three decades, he has represented people and families whose lives have been changed by serious injuries, earning a reputation for skilled trial advocacy and a steadfast commitment to securing meaningful results. A Certified Civil Trial Law Senior Specialist through the Minnesota State Bar Association , Art has extensive co...

For the last 20 years, Kristine M. Spiegelberg Nelson has focused her practice on creditors’ remedies and consumer debt related civil litigation. She led her clients in navigating foreclosure, bankruptcy, complex quiet title and possession issues. Kristine represented national banks in the recovery of real property during the 2008 global recession and advocated for consumer creditor recovery during the 2021 global pandemic. She specializes in foreclosure by action, resolving outstanding...

Chuck has over 30 years of experience litigating complex commercial cases, with particular emphasis on the trial and appeal of insurance coverage disputes, including breach of contract, declaratory judgment and bad faith actions. Chuck was named in 2025, 2021, and 2016 by The Best Lawyers in America as its Minneapolis Mass Tort Litigation/Class Action – Defendants “Lawyer of the Year.” He was also named as its 2019 and 2014 Minneapolis Insurance Law “Lawyer of the Year...

Marcus A. Ploeger is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Marcus A. practices law in Minneapolis, Minnesota Best Lawyers has recognized Marcus A. Ploeger 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 Marcus A. Ploeger is held by other lawyers.