J K GROUP
Jeffery + Katauskas offer clients highly competitive, specialist advice across a wide range of services – foundation and excavation investigation, slope stability analysis, pavement appraisal and design, groundwater and contamination assessment and landfill and quarry site evaluation.
J K Group has comprehensive personnel resources offering experience in the following disciplines:
- Environmental Engineering
- Civil Engineering
- Geotechnical Engineering
- Engineering Geology
- Hydrogeology
- Laboratory testing of soil, rock, concrete and asphalt
- Investigation technology.
The J K Group own four drill rigs, an EFCP and operate their own NATA registered laboratory, a purpose built facility expertly staffed and equipped to undertake a range of geotechnical testing. This is complemented by mobile laboratory facilities for earthworks field testing.

