Surveying Solutions, Inc. (SSI) is a Michigan-based consulting firm specializing in providing a full range of surveying services. As an industry leader, SSI drives progress by collecting, managing, and delivering accurate geospatial data. From roads and bridges to recreational trails and rail transit corridors, SSI has continued to deliver precise surveying/mapping data to support the design, inspection, and construction of some of the most comprehensive infrastructure projects in the country.