Expert Septic Tank Installation & Repair available to all the south suburbs. Excalibur Enterprises Inc, located in New Lenox also installs mechanical systems, does trenching and field tiles. Let the septic specialist assist you today. With over 30 years experience, you can count on Excalibur to manage the job right!Let Excalibur be your water drainage solution as well. * Residential* Commercial* IndustrialCall Excaliber Enterprises Inc today for an expedient solution to all of your septic and water drainage needs.