Best & Flanagan


John A. Sullivan


John is an associate at Best & Flanagan and a member of the firm’s Intellectual Property, Construction, Employment and Litigation practice groups. John represents individuals, closely-held businesses, corporations and nonprofit corporations across a broad range of industries.

With an entrepreneurial mentality and driven personality, John is passionate about representing his clients. John has represented clients in matters involving a diverse array of legal issues, including trademark infringement, shareholder disputes, employment non-compete matters and contract disputes. He understands the complex issues that can confront these clients and is able to craft persuasive and creative arguments to get a practical solution.

During his time at the University of Minnesota Law School, John served on the Constitutional Commentary Law Journal and served as a Judicial Extern for the Honorable Patrick J. Schiltz, United States District Court. Prior to getting his law degree, John worked for the Minnesota Twins and Washington Nationals.


  • University of Minnesota Law School, J.D., magna cum laude, 2014
  • Saint John’s University, B.A., Communications, 2008

Practice Areas


  • Minnesota
  • United States District Court, District of Minnesota

Professional Associations & Memberships

  • Minnesota State Bar Association
  • Hennepin County Bar Association