Responsible site design for our environment. We offer professional civil engineering services. Licensed in MD, DE & NJ.

Nestled in the heart of Delmarva, Cotten Engineering LLC strives to safeguard our environment while providing our customers with exceptional service. We offer innovative on site wastewater treament system designs as well as green technology BMP design for stormwater management. We are also capable of providing comprehensive site plans, surveying and construction drawings/permitting for developers who are interested in investing in Sussex County, Delaware.