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Delong Services, Inc

"The Slab Leak Specialist"


  • Delong Services, Inc. has been in the business of locating, excavation, and repair of underground and slab foundation related water and sewer leaks since 1991. 


  • We specialize in the use of electronic leak testing and locating equipment along with full service video inspections, hydrostatic sewer tests, diagnostic testing and any excavation necessary to expose and repair your leak(s). 


  • Our only business is the locating and repair of underground and slab leaks.


We offer our customers all available options to any problem.  Whether you are considering a concrete penetration, tunneling, re-routing or our patented Nu Flow Epoxy Lining, your leak problem will be solved to your complete satisfaction.