Wildwood Excavation Inc., serving the Merrimack Valley, is fully insured and Title V Certified. We specialize in water and sewer installation, septic system installation and repair, drainage, foundations excavated, topsoil and fill dirt. Free estimates also provided. Don't wait too long to have your tank serviced! If you wait too long, you may get sludge building up and flowing out into your leach field, which ruins the undisturbed soil and can lead to unpleasant odors, moist ground and non-functioning drains in the home.