Heather Castle

Rachel Boulton

Rachel is an Assistant Ecologist for MAB. She began working with MAB as a seasonal surveyor in May 2023 before taking on a new role in August 2023. She is also a Qualifying member of CIEEM.

Rachel achieved a BSc (Hons) degree in Biology from the University of Stirling in June 2023. Her university course covered a wide range of modules, including, but not limited to: Animal Behaviour; Behavioural Ecology; Biodiversity; Plant Ecology; Conservation Biology; and Statistical Analysis.

She is currently working towards her Natural England bat survey class license.


Alice Brown

Alice is a Consultant Ecologist for MAB and a Qualifying member of CIEEM.
She is experienced in surveying for bats, having done so for a range of sites and developments, and holds a Natural England bat class survey licence. She is also experienced in habitat surveying using UKHab classification and undertaking associated assessments, such as PEAs, EcIAs, and Biodiversity Net Gain assessments using the Defra metric.
Alice obtained a BSc (Hons) degree in Ecology and Conservation, and a range of ecological and practical experience through volunteering with the Yorkshire Wildlife Trust prior to her time at MAB.

Giles Manners

MCIEEM, CEnv, BSc Biological Sciences (Hons Zool), MSc Env. Sci.

Director of MAB Environment & Ecology Ltd.

Giles is a Chartered Environmentalist, a full member of CIEEM since 2001, and a registered consultant under the Bat Mitigation Class Licence  scheme. 

He has been licensed by Natural England as a bat consultant since 2005 (Class survey licence Level 4) and also holds a Natural England trainer license (Volunteer Bat roost visitor Level 2). Additionally, he holds a survey licence for Great Crested Newts (Class survey licence Level 1). Giles has now been accepted onto the Bat Earned Recognition Project.

He is also trained and experienced in UK Habs mapping, QGis, woodland management, farm conservation management (ADAS farm advisor for 5 years), upland vegetation assessment, bird surveying, and water vole capture and displacement.

Ione Bareau

MCIEEM, BSc Biological Sciences (Hons Zool)

Director of MAB Environment & Ecology Ltd.

Ione previously worked for Yorkshire Wildlife Trust (YWT) as a reserves officer. She has completed management plans for nature reserves/SSSIs on behalf of Natural England (NE) and YWT for ponds, meadows, woodlands and orchards. Ione is licensed to survey bats and Great Crested Newts, and holds a NE volunteer bat roost visitor licence. She is also a registered bat carer.

Ione is experienced in badger licences, reptile surveys, plant identification, NVC surveying, meadow restoration and management and landscape design. She has undertake training courses in wildflower meadow creation and management (RHS) and has an interest in environmental education, having completed her Forest schools level 3 qualification in 2013 .

Previously, Ione specialised in countryside stewardship and farm environment plans and still undertakes mid tier applications for farmers and landowners.