Ots Grading & Dirtworks provides garden care and maintenance. Based in Annandale, Minnesota and working throughout the surrounding towns and villages. Ots Grading & Dirtworks offers the complete Architectural & Engineering Services prides itself on offering a friendly top quality Architectural & Engineering Services to several happy and satisfied clients. Established in 2007, Ots Grading & Dirtworks has many years’ experience in Architectural & Engineering Services.