Full-Service Excavating & Septic Contractor in Sussex County, NJ

DirtWorx Excavating, LLC was founded in 2004 by a team with deep roots in the construction industry — combining the hands-on expertise of a successful family business with the professional rigor of Local 825 Operating Engineers union training. Based in Wantage, NJ, we've grown every year since through one of the most powerful endorsements in the business: referrals from satisfied customers. Site Manager Bill Dunn brings a lifelong dedication to the craft, and his reputation for meticulousness is reflected in every project we take on.

We're a full-service excavation and site development contractor serving residential and commercial clients across New Jersey, New York, and Pennsylvania. Whether you need a new septic system installed in Sussex County, a site cleared and graded for a new home in Morris County, or a retaining wall built on a difficult slope, DirtWorx handles it all — from first dirt to final grade. Our full-service approach means you deal with one contractor from start to finish, with no coordination headaches and no dropped balls.

Why Choose Us

• CIOWTS-certified septic installers — one of the most rigorous credentials in onsite wastewater treatment
• Local 825 Operating Engineers union training — professional-grade skills and safety standards on every job
• Full-service capability — excavation, septic, grading, utilities, retaining walls, and more under one roof
• Pre-qualified for the NJ Schools Development Authority (NJSDA) — trusted for public-sector projects
• A+ BBB rating — built on a track record of completing work on time and on budget
• Licensed NJ Home Improvement Contractor serving NJ, NY, and PA
• Grown entirely through referrals — our reputation does the talking

Our Customers Say It Best

• "Top of the line — skill set, experience and dedication to customers that are second to none."
• "Very hardworking, always shows up when they say they are going to. Very impressed by the whole process of getting a new septic installed."