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Diane Corfe

Technical Director, National Service Lead: Ecology, Waterman

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Diane Corfe is Waterman’s, National Service Lead for ecology with over 30 years’ experience in biodiversity and ecological services across a range of market sectors.


Diane is a Chartered Biologist and an active member of the Chartered Institute of Ecology and Environmental Management (CIEEM), part of the working Group responsible for the revision and update to CIEEM’s Ecological Impact Assessment Guidelines. She is also a member of CIEEM’s Professional Standards Committee, involved in setting professional standards and drafting guidance. As a contributing member of the Biodiversity Committee of the British Standards Institute (BSi), Diane has helped set the BSi and emerging ISO standards for biodiversity.  


Starting her consultancy career as a field botanist and protected species ecologist, Diane expanded into technical and field survey management, gaining extensive experience in programming the delivery of complex ecological projects, ranging from niche specialist work through to major project delivery.  This has involved both strategic and project level impact assessments, Biodiversity Net Gain Assessments and Habitats Regulations Assessments for standard Town and Country Planning applications, TWA applications, hybrid Bills and Nationally Significant Infrastructure Projects.


Diane has provided evidence as an expert witness at Public Inquiries considering biodiversity net gain and Development Consent Order (DCO) Hearings for road schemes.

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