Geotechnics and geotechnical engineering expertise is at the core of Cathie Associates’ competencies. Our senior staff are experienced and internationally recognised in their fields: Dr David Cathie has 30 years experience in offshore geotechnics and is a recognised expert in the field of pipeline geotechnics and trenching engineering; Mr Christophe Jaeck has 15 years experience in offshore geotechnics with particular experience in pile and subsea structure design. Other senior staff provide a further 60 years combined offshore experience. This experience includes involvement in over 550 sites throughout the world in soft to hard clays, loose to dense sands, carbonate and cemented soils, rocks, permafrost and organic soils since the founding of Cathie Associates.