Woltman Piling & Drilling Rigs
Woltman Piling & Drilling Rigs was founded in 1989 by Jaap Woltman, and since 2016, Woltman has been part of Dieseko Group. The pile driving and drilling rigs are highly valued because of their quality and durability and therefore high profitability in the product life cycle.

Soil Tek
The Soil Tek range of hydraulic piling rigs are purpose-built, compact, powerful complete hydraulic piling machines

HPM
HPM specialise in designing and manufacturing of special drilling rigs that are able to perform large diameter piles (up to 5.5 meters) in restricted access and low headroom areas.
