For over 40 years, the land surveying and engineering services professionals at Martenson & Eisele have had the distinct honor and privilege of positively impacting the spaces in our community where we live, work, worship, and play with our comprehensive land development and community planning services! We are an employee-owned firm, providing planning and zoning, environmental services, engineering services, land surveying, and architectural services from our two offices in Menasha and Omro, Wisconsin.