GreenaEco: A professional and experienced team of ecologists specialising in bats, founded in 1997 by Geoff Billington.



Greena Ecological Consultancy carry out surveys for all European Protected Species, specialising in high quality bat work. Geoff is a Registered Consultant permitted by Natural England to issue the new Low Impact EPS Mitigation Licences for bats






Greena Ecological Consultancy specialisations include:

  • European Protected Species surveys, including bats, amphibians, reptiles, badgers, dormice, barn owls and water voles
  • European Protected Species Licence applications
  • Low Impact EPS Licences
  • Phase 1 habitat surveys
  • Habitats Regulations Assessments
  • CCNSG cards held
  • National Grid, EDF and Electricity Alliance Approved Tree Climbers
  • PICS registered
  • Tree climbing/rope access (two methods used)

We tailor each survey according to individual clients needs. GreenaEco have many years of experience in the following specialist areas of work for bats:

  • Radio tracking of bats
  • Road surveys for bats
  • Woodland and individual tree surveys for bats
  • Domestic and commercial building surveys for bats
  • Commercial development land surveys for EPS
  • Devising of suitable mitigation for various complex situations and bat species
  • Pure bat research, both in the UK and abroad, including ringing in UK
  • Trapping and netting bats, using an improved and modified sonic lure
  • Devising and carrying out transects
  • Post survey computer analysis of bat calls
  • Underground and difficult access bat surveys
  • Training courses

GreenaEco carry out surveys all over the UK and are happy to consider bat research work anywhere in the world.

GreenaEco run various training courses in the UK as well as research trips abroad in France and, more recently, Greece. During the Greek Research trips it is possible to gain some experience of handling bats and the use of specialist equipment, but the main purpose of these trips is to gather data to assist with future Greek conservation.

Please look on the training courses page for more details and upcoming courses. Details of the research trips can be found here.