Ashdown Site Investigation Limited is an experienced geotechnical and environmental consultancy.

Our core business is the design and execution of ground investigations and the provision of geotechnical and ground contamination risk assessment reports.

Our geotechnical and environmental consultancy services deliver high quality factual and interpretative reports that provide cost effective and practical engineering advice that can be applied to design, remediation and construction of projects both large and small.

Our consultancy services are fully supported by our experienced teams of field technicians, operating our own drilling rigs, along with in-house laboratory testing facilities.

Latest News

ISO 9001:2015 and ISO 14001:2015 Accreditation

We have recently received accreditation for our integrated quality and environmental management system in accordance with the latest ISO 9001 and ISO14001 standards. read on >

Single Stage WAC Testing

Following updated guidance from the Environment Agency we now offer the single stage Waste Acceptance Criteria test to assist with the classification of waste materials. This single stage test reduces... read on >

Rotary Percussive Drilling Rig

Our range of drilling rigs has been expanded to include a dynamic sampling rig with rotary drilling capability. The addition of the rotary facility gives this rig an enhanced capability... read on >