Laudolff Excavating and Septic Service, Inc. N3438 Maple Lane Fond du Lac, WI 54935 (920) 923-0473 (920) 923-5472 (Fax) (800) 479-0473 Email: mary@laudolff.com Laudolff Excavating And Septic Service Inc. | N3438 Maple Lane | Fond du Lac, WI 54935 | 800-479-0473 | Privacy © Copyright 2008 Laudolff Excavating and Septic. All Rights Reserved.