About Us The law firm of Johnson, Larson, & Peterson, P.A. was founded in 1905 and is located in Buffalo, Minnesota. The attorneys in our firm provide a broad range of legal services to individuals and business clients throughout Wright County and the surrounding areas.Areas of Practice:- Real Estate- Wills & Estate Planning- Probate- Business/Corporation , Partnerships & LLC's- Divorce & Family Law- Civil Litigation- Criminal- Mediation ServicesWe have two attorneys that are Real Property Law Specialists and two attorneys who are Qualified Neutrals. Our Waverly office - by appointment only.