Products and Services...

Trenchless Technologies for Municipalities

AJ Enterprises and its affiliate, Terra-Cotta Rehab & Contracting, offer a wide range of services in manhole rehabilitation, Inflow and Infiltration (I & I) reduction, manhole coatings, joint wraps, chimney seals, and other trenchless technology products. We have a proven track record of success in providing these products and services to various towns and cities in Kentucky, Indiana, and Tennessee. Listed below is a comprehensive list of services we offer our clients. Please contact us for more information.


  • Manhole Rehabilitation

  • Wet Well Rehabilitation

  • Lateral and Mainline Rehabilitation

  • Easy Liner Pipe Rehabilitation

  • Inflow and Infiltration Reduction

  • Groundwater and Stormwater Drainage


  • Cementitious Coatings

  • Epoxy Coatings

  • Chimney Seals

  • Chemical Grouting

  • Inflow Dishes

  • Barrel Joint Wraps

  • Jetter Trailers & Nozzles

  • Gas Monitors