The Team

  • Simon Ruddlesden Director

    Simon Ruddlesden BSc (Hons). MSc. DIC. CGeol. FGS. EurGeol.


    A Chartered Geologist and European Geologist, Simon graduated from the University of Liverpool in Geology and Physical Geography, before working for a large site investigation contractor. He went on to obtain MSc Engineering Geology from Imperial College, London, and then worked for a small multi-disciplinary engineering consultancy in Exeter, where he successfully built and ran a geotechnical department.

    In 2004, he formed Ruddlesden geotechnical, where his knowledge of the geology in the South West together with his awareness of appropriate engineering solutions and communication skills has enabled the company to grow into a well-respected geotechnical and environmental site investigation consultancy.

    Simon is a Qualified Person for the CL:AIRE Definition of Waste: Development Industry Code of Practice (DoW CoP) and is also a trained mentor and scrutineer for the Geological Society of London's Chartered Geologist scheme.

  • Geoff Davis Principal Engineering Geologist

    Geoff Davis BSc (Hons). MSc. CEng. MIMMM. MICE. CGeol. FGS.

    Principal Engineering Geologist

    Geoff is a Chartered Geologist and Chartered Engineer with 30 years of experience in the investigation and interpretation of geology and ground conditions, and in the management of geotechnical and multi-disciplinary projects.

    He has worked on a wide range of engineering schemes, from small housing developments to large civil engineering projects, and at all stages, from initial feasibility studies and investigations through to design and construction.

    A large part of Geoff’s experience has involved the risk assessment and management of landslides and other geological hazards, notably on the UK coast. Geoff has particular expertise on the landslides of Lyme Regis and the West Dorset coast, and indeed has authored several publications on the subject.

  • Catherine Greed Senior Engineering Geologist

    Catherine Greed MSci (Hons). FGS.

    Senior Engineering Geologist

    A first class masters graduate in geology from the University of Bristol, Catherine carried out her work experience with Ruddlesden geotechnical and has not left us since!

    Catherine has a detailed knowledge of all aspects of soakaway drainage and the requirements of BRE 365, as well as expertise in contamination testing and assessment, particularly Phase 1 Contamination Assessments.

    Over the years, Catherine has developed strong working relationships with both clients and contractors.

    Catherine was shortlisted for the Best Young Brownfield Professional in the 2020 Brownfield Awards.

  • Andrew Battagel MSci (Hons). FGS. Engineering Geologist

    Andrew Battagel MSci (Hons). FGS.

    Engineering Geologist

    Andrew Graduated from the University of Birmingham with a first class honours MSci in Geology.

    Andrew is predominantly site-based, carrying out in-situ soakaway testing in accordance with BRE 365, walkover surveys and logging trial pits and boreholes to BS 5930 standards. His office work includes factual report writing, scheduling laboratory testing and client and contractor liaison.

  • Sarah Ruddlesden Accounts

    Sarah Ruddlesden


    An essential part of the company since its formation in 2004, Sarah has arguably the most responsible position in in the company: making sure suppliers are paid correctly and on time and ensuring that clients pay us on time, as well as being responsible for staff payroll.

  • Hester Crothers BSc (Hons). MSc. Technical Assistant

    Hester Crothers BSc (Hons). MSc.

    Technical Assistant

    Hester graduated with a BSc (Hons) in Physical Geography, before obtaining an MSc in Quaternary Science.

    Hester currently provides technical assistance to all the engineering geologists, both in the office, where she processes site data and produces technical drawings, and on site, where she carries out monitoring, sampling and general assistance. Her attention to detail makes her the perfect person for the role!

  • Andrew Cole Engineering Geologist

    Andrew Cole BSc (Hons). MSc. FGS.

    Engineering Geologist

    An MSc graduate in Applied Environmental Geology from Cardiff University, Andrew is currently working for Ruddlesden geotechnical on a part-time, freelance basis.

    Prior to joining Ruddlesden geotechnical Andrew worked for a similar-sized company in South East England, where his work included geotechnical investigations for basements in London. Andrew then went to work for a geotechnical consultancy in New Zealand, before joining Ruddlesden geotechnical, where he is involved in all aspects of geotechnical investigations and contamination assessments from desk studies to walkover surveys, trial pitting, logging and supervision of boreholes, conceptual models, foundation appraisals, risk assessments and interpretative reports. Andrew has particular expertise in the geotechnics of foundations, basements and retaining walls.

  • David W Allen Freelance Engineering Geologist

    David W Allen MSc. BSc (Sp. Hons). CGeol. FGS.

    Freelance Engineering Geologist

    Working for Ruddlesden geotechnical on a part-time basis, David is a Chartered Geologist with more than 40 years' experience in engineering geology, geotechnical engineering and geoenvironmental projects.

    The majority of David's early career was based in the Midlands, where he acquired a specialist expertise in the research, investigation and remediation of land affected by past industrial mineral workings and mine entries.

    In recent years, David's work has included the investigation, remedial stabilisation works and management strategy for instability problems affecting earthworks and infrastructure on the mainline railway west of Exeter.

    David is now an integral part of Ruddlesden geotechnical’s accredited Company Training Scheme, being the Training Officer (the link between the company and the Geological Society of London), as well as a mentor to some of the more junior engineering geologists.

  • AGS
  • Constructionline
  • CSCS
  • SMAS
  • ECFC trust