Unparalleled Excavation Work Is Only a Call Away Arrange for excavation services in the Hopewell Township or Stockton, NJ area Here at HT Services, we specialize in providing residential and commercial excavation services that lay the foundation for successful construction projects. We'll use our experience and industry best practices to prepare your property for drainage system installation or new construction services. Contact us today to set up reliable excavation services in the Stockton or Hopewell Township, NJ area.