"Our clients are looking for attorneys who understand their businesses and who will work well with their other professional advisors. The practice of law is a service industry. We understand the importance of service and our role in our clients' businesses."

Nate Brandenburg is a banking and business attorney. Nate’s practice focuses primarily on the representation of financial institutions, commercial real estate investors and closely-held businesses. In addition to his legal practice, Nate has extensive experience serving on the boards of directors of a community bank and bank holding company.

With his experience in the management of a financial institution, Nate brings a unique perspective to his financial institution practice, which includes the representation of banks in mergers and acquisitions, succession and change-in-control issues, as well as loan documentation, troubled loan and asset matters, regulatory applications and general corporate and business matters.

In addition to his banking practice, Nate routinely represents commercial real estate investors in acquisitions, sales and leasing matters. His representation of closely-held businesses encompasses mergers and acquisitions, succession, corporate governance, finance and advising.

In addition to his legal practice, Nate serves on Siegel Brill’s Management Committee and on the respective Boards of Directors of the TwinWest Chamber of Commerce, the TwinWest Foundation and the TwinWest Political Action Committee and the TwinWest Business Advocacy Fund.


  • University of Iowa College of Law, J.D., 2006 – Executive Editor of Iowa Law Review, Volume 91
  • Washington University in St. Louis, A.B., 2002, cum laude – Majors in architecture and political science


  • Minnesota Super Lawyers Rising Star, 2016, 2017
  • Board Member, TwinWest Chamber of Commerce
  • Board Member, TwinWest Foundation
  • Board Member and Past Chair (2015-2016), TwinWest Political Action Committee and TwinWest Business Advocacy Fund
  • Associate Member, Minnesota Bankers Association
  • Fourth Judicial District Ethics Committee Investigator


Nate enjoys spending time with his wife and daughter and chasing his Labrador Retrievers around his farm in western Minnesota.


Minnesota State Bar Association
Hennepin County Bar Association
State Bar of Wisconsin
State Bar Association of North Dakota
Licensed to practice law in Minnesota, Wisconsin and North Dakota
U.S. District Court, District of Minnesota and Eastern District Wisconsin
U.S. Bankruptcy Court, District of Minnesota and Eastern District of Wisconsin