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J.A. Lillig Excavating, Inc. was established 1986. We are primarily a site work contractor but also have done several projects as a prime contractor where we are responsible for all aspects of the project. We have a large office/field staff to handle projects of any size. We are capable of developing GPS files for construction site layout, and a team of experienced professionals that can help you find valued engineered solutions that deliver cost savings while preserving quality.