Mankato Law Firm Maschka, Riedy, Ries & Frentz Serves Clients in Minnesota, the Upper Midwest and Nationwide. Statewide we regularly serve the counties of Blue Earth County, Dodge County, Faribault County, Fillmore County, Freeborn County, Mower County, Nicollet County, Olmsted County, Steele County, Winona County, Waseca County, and the cities of Austin, Albert Lea, Blue Earth, Mankato, Faribault, New Ulm, Owatonna, Pine Island, Rochester, St. Peter, Waseca, Wells, and Winona.