Wheeler Site Investigation

Wheeler Site Investigation provides specialist drilling and ground investigation services from its base in Cressing, supporting projects across the UK. Established in 1987, the family-run business works with construction, geotechnical and environmental clients on projects ranging from small domestic requirements to major commercial developments.

Its site investigation work covers cable percussive drilling, rotary drilling and dynamic sampling. The team can undertake borehole drilling, soil and rock sampling, in-situ testing, monitoring-well installation, groundwater and gas monitoring, contaminated-land investigations, soakaway testing and borehole decommissioning. Limited-access, low-headroom, basement and complex urban work are also supported, with compact and modular equipment available for restricted sites.

Ground-source services include vertical geothermal boreholes, ground-source heat-pump loop installation, site assessment and system planning. The company also designs and drills domestic, agricultural, irrigation and commercial water wells, with services covering casing, pump-system setup, testing, maintenance, lining, chamber works and commissioning. Dewatering support includes temporary systems, well-point installation and groundwater-management strategies.

A modern fleet includes cable-percussive, dynamic-sampling and rotary rigs, alongside support plant such as grout-pumping and telehandler equipment. The company emphasises accurate ground data, detailed reporting, safe working practices and site-specific solutions, with nationwide coverage and flexible mobilisation.

Wheeler Site Investigation states that it is a British Drilling Association member and that its drilling teams undergo annual independent audits. Its website also reports 100% BDA audit compliance and recognition as British Drilling Association Contractor of the Year 2025, offering reassurance to developers, engineers, consultants, contractors, homeowners, farmers and other clients seeking professionally managed drilling work.