GNJ FIBER CONSTRUCTION LLC guarantees excellance and quality in our underground work.

Along with our great management team, we have crews that are on stand-by for any job. No job is too big or too small to tackle! The following services are what we specialize in for all of your underground needs.

Engineering Services

Mapping and Design

Directional Boring



Conduit Placement

Fiber Optic


Locating Lines

Line Removal

Duct Cleaning or Repair

Vault Placement

*We are fully insured*