Sauer Land Surveying, Inc. Share: Surveyors-Land Sauer Land Surveying, Inc. Visit Website 7203 Engle Road Fort Wayne, IN 46804 (260) 469-3300 (877) 625-1037 Visit our website for a free estimate LinkedIn Hours: 8:00 AM - 4:00 PM, Monday - Friday About About Sauer Land Surveying is a land surveying and civil engineering company located in Fort Wayne, Indiana, serving Allen County and surrounding counties in Northeast Indiana and Northwest Ohio.