Excavating New Jersey LLC is a septic and excavating company serving customers in Morris and Sussex County New Jersey. With more than 20 years of experience, we take pride in the workmanship and services we provide to our customers. Our team specializes in septic system installation, septic tank replacement, septic repairs, and septic system engineering and design. We also offer a wide range of excavating services. Excavating New Jersey LLC provides licensed, insured, certified, and experienced service technicians. We offer pay at closing as an option and work with 203K loans. Call us today to take care of all your septic system needs and find out how you can receive $1000 off of your new Norweco septic system installation. Payment Types Accepted: Cash, Checks, Credit Card. Service You Offer: Septic Repair, Septic Engineer and Design, Septic Installation, Excavation, Land Clearing, Site Work, Sewer Services. Areas Served: Sparta, NJ, Vernon, NJ, Newton, NJ, Lake Hopatcong, NJ, Wantage, NJ.