Todd is a consultant herpetologist with many years of experience working on conservation and research projects in the UK, India and Central America. His specialist research has included tropical rainforest ecology and population dynamics in India, Costa Rica and Guatemala. He is a former editor of the BHS Herpetological Bulletin, and managed a research station in Costa Rica for several years up until 2012. He has worked on a wide range of commercial infrastructure projects in the UK and Central Asia, leading mitigation programmes for large ecological consultancies. For CGO Ecology, Todd has worked on large-scale survey projects, managed a field team, and acted as an Ecological Clerk of Works. He has particular experience working on road and rail projects.
Dr Todd Lewis
Associate Ecologist (Southwest)

- Qualifications: BSc (Hons), PhD, PTS card, ROLO H&S
- Specialisms: Reptiles, amphibians, tropical ecology
- Licences: Sand lizard, smooth snake, great crested newt
Dr Chris Gleed-Owen
Director & Principal Ecologist
Specialisms: Sand lizard, smooth snake, reptiles, GCN, natterjack toad, amphibians, non-marine molluscs, heathland, coastal dunes, biogeography, palaeoecology, palaeontology, geomorphology
Dan Hawthorn
Principal Ecologist
Specialisms: Dan has both GCN and Bat licences for England and Wales and has over 10 years’ experience working as a professional ecologist from a total of 25 years undertaking wildlife surveys.
Harri Wishart
Assistant Ecologist
Specialisms: Harri is particularly interested in reptiles and bats, and is excited to be working towards bat and GCN licences.
Steve Allen
Associate Ecologist & Arborist (Southeast/East Anglia)
Specialisms: Trees, Bats, Woodland, Fencing, Barn owl
Chris Cathrine
Associate Ecologist (Scotland)
Specialisms: Birds, invertebrates, reptiles, amphibians, collision risk modelling
Noel Bergin
Associate Ecologist & Arborist (Southwest)
Specialisms: Bats, hazel dormouse, reptiles, heathland, woodland, trees, health & safety
Ian Bradley
Associate Ecologist (Northeast)
Specialisms: Great crested newt, amphibians, reptiles, badgers
Alex Flinn-Shephard
Assistant Ecologist (Midlands)
Specialisms: Biodiversity of farmland
More about Alex Flinn-Shephard...
Mike Phillips
Associate Ecologist (Southeast)
Specialisms: GCN, reptiles, GIS/remote sensing, tree/habitat management.