JW Trenching, Inc. is a septic system repair and installation company serving Chicago, IL. They provide a range of services including soil testing for septic suitability, septic field locating, system design, and consulting. Their capabilities include septic tank replacement and repair, lift station pump replacement, and septic field repair or replacement. They also install various septic systems such as stone trench, chamber trench, mound systems, sand filter, raised filter bed, constructed wetland, textile filter, peat filter, and drip irrigation systems.