125 Blue Granite Parkway
Ridgeway SC 29229 USA
        FAX Telephone +1 (309) 883-4695

DFI Corporate Representatives:
John T. Myers General Manager +1 (309) 883-4695
Sylvanie Rarivoharivony Marketing Manager +1 (309) 883-4695

Services, Materials and/or Equipment offered:
PTC is a worldwide leader in stone columns, vibrocompaction, and vibratory equipment. PTC played a leading role in the development of the vibrodrivers: it was the first company to launch the hydraulic vibrodrivers in the early seventies, the first to introduce the high frequency Vibrodrivers and the high frequency Vibrodrivers with controlled variable amplitude (HFV Vibrator). PTC also led the development of hydraulic lances for ground improvement. Its range includes top and bottom feed options for excavators, masts, and free hanging applications.