
Christopher (Chris) Thatcher
Senior Project Manager
Chris has a BA in Archaeology from the University of Reading. He worked for a number of commercial units in East Anglia and London before joining Oxford Archaeology East (then CCC AFU) in 2006.
As a Project Officer, Chris directed a wide range of fieldwork projects on sites around the region, including numerous sites in medieval Huntingdon and broadacre evaluations and excavation ahead of housing development in Cambourne, South Cambridgeshire. He has produced a large number of reports on excavated sites and is a grey literature sub-editor for OA East. Chris edited the Cambridgeshire Extensive Urban Survey Reports, and has completed a Rapid Assessment Report for English Heritage's National Importance Programme Project.

Adam Tinsley
Senior Project Manager
Adam has nearly 20 years' experience in professional archaeology in Britain. After starting as a commercial field archaeologist he graduated from the University of Sheffield in 2001 with a First Class BA in Archaeology and Prehistory, followed by an MA in European Prehistory at the University of Wales, Cardiff, and then undertook research into middle Neolithic pottery at Sheffield University, gaining his PhD in 2013.
Adam is an experienced archaeologist, having worked at multiple commercial companies including PCA, MOLAS, and ARCUS, and then as a Project Officer at Oxford Archaeology North. His portfolio as a project manager includes a large landscape project at Newark, medieval excavations at Carlisle Cathedral and post-medieval and industrial sites near Manchester. He has undertaken post-excavation work, including specialist analysis and report production relating to prehistoric pottery, and has contributed to several peer review articles in this capacity.
Adam is in the Chartered Institute for Archaeologists (ACIfA) and a member of both the Prehistoric Society and Prehistoric Ceramic Research Group.

Magdalena (Magda) Wachnik
Senior Illustrator
Magdalena has an MA in archaeology, with a specialization in the conservation of archaeological relics, which was attained from Nicholaus Copernicus University in Poland. She produced high quality illustrations for this university for 6 years and for last 10 years for OA South Graphics Office.
Her duties cover a wide range of types of finds drawings from many archaeological periods. She has a keen interest in photography. This began with an extensive course in practical photography at Art School which has been extended through a further course at University. Her illustrations and photographs contribute to over 20 OA publications.
Since she become Graphics Office Manager, in addition to regular Archaeological Illustrator duties, Magdalena is supervising the daily work of the graphics team; interfacing with printers, typesetters, and project managers to facilitate production of various types of publication; and dealing with publication and copyright issues.

Robin Webb
Project Officer
Robin started work in commercial archaeology in and around Sheffield in 2005. Following completion of his Masters degree, he began work with OA in 2012 where he has building his experience in the field, and with graphics and geomatics.

Leo Webley
Head of Post-Excavation, OAS
Leo Webley completed his PhD research on the social archaeology of the household in Iron Age Denmark at the University of Cambridge in 2002. He then worked in development-led archaeology, first at the Cambridge Archaeological Unit and then as a Senior Project Manager (post-excavation) for Oxford Archaeology. During this time, he was involved in the analysis and publication of numerous prehistoric sites in southern Britain.
In 2008 he was appointed as a research associate at the University of Reading for the project British and Irish prehistory in their European context. He joined the Tracing Networks team at the University of Leicester in 2012, before becoming a research associate at the University of Bristol.
Leo returned to Oxford Archaeology in 2016 as Head of Post-excavation for the Oxford office. He is a Fellow of the Society of Antiquaries of London and a Member of the Chartered Institute for Archaeologists.

Ken Welsh
Chief Executive Officer
Ken has over 30 years' experience in professional archaeology and is a Member of the Chartered Institute for Archaeologists (MCIfA). After graduating in 1986 with a BSc (Hons) in Environmental Science, Ken worked as a geologist before transferring to archaeology in 1988.
Since joining Oxford Archaeology in 1995, Ken has managed a wide range of archaeological projects and has particular experience in the management of complex mitigation schemes within large-scale infrastructure works, development of innovative and cost-effective approaches to archaeological mitigation, implementation of digital recording systems, databases and GIS analysis and the provision of archaeological planning advice.
From 2016, Ken was the Regional Manager for OA South, responsible for the successful operation of that office.
Ken is also a qualified Health and Safety Advisor and helps co-ordinate and implement health and safety policy at OA.

John Zant
Project Manager
A graduate of the University of Newcastle-upon-Tyne, where he obtained a BA (Hons) in archaeology, John has worked as a professional archaeologist for nearly 30 years, becoming a Member of the Chartered Institute for Archaeologists (MCIfA) in 1987. A highly experienced fieldwork director and post-excavation researcher, John spent much of his early career working in historic urban environments, where he gained considerable expertise in the excavation of highly complex archaeology, including internationally significant waterlogged deposits.
John is vastly experienced in the excavation, recording and interpretation of multi-period archaeological remains, though his principal research interests lie in the archaeology of the Roman army and the development of urbanism in Britain. Since joining OA North in 2001, he has established a reputation as a leading expert on the Roman period in northern England, and has developed a strong track record of post-excavation analysis and publication. John has authored a wide range of archaeological reports, including substantial monographs presenting the results of large-scale urban excavations he directed at Winchester and Carlisle.