L. J. Hughes & Sons, Inc., a family owned and operated business, has served the bituminous coal industry for over ninety years, specializing in Diamond Core Drilling (mineral exploration), Pressure Grouting, Foundation and Soil borings, and Monitoring Well Drilling and Installation.

L. J. Hughes, a native of North Carolina, purchased two steam powered Sullivan core drills and established his own company in Indiana, Pennsylvania in the 1920’s.