Land Surveying Incorporated (LSI) provides residential, commercial, and energy-related land surveying services for a broad range of clients. Land surveying services include boundary and topographic surveys, site layout, aerial photography and volumetrics, construction staking, as-built surveys, and more. Certified surveys are produced by state-of-the-art survey equipment, along with a staff of licensed Professional Land Surveyors, field crews, GIS, and AutoCAD professionals. Run by owners Cevin and Stacy Imus, LSI has been a locally owned and operated business in Gillette for over 30 years.