Sewer & Water Contractor in Green Bay for 52 years!

De Keyser works independently and as a subcontractor for a wide range of projects. These projects can include large and small privately owned commercial & industrial site work or emergency repairs on sewer & watermain systems.

Municipal projects include installing new systems as well as repairing and replacing outdated ones. Projects are completed meeting all city-specific standards and/or necessary requirements.

De Keyser Construction performs sewer and water lateral installation & emergency repairs outside of the home or building.