Welcome to TNEI Services

A specialist energy and environmental consultancy business helping our clients to adapt, develop and prosper

Power Systems & Technology

An exceptional reputation in power system consultancy, particularly transmission planning, conceptual design and renewable integration.

Planning & Environmental

Providing high quality, commercially focused consenting, technical and environmental services critical to the delivery of new energy and infrastructure projects.

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About TNEI

TNEI is a specialist energy and environmental consultancy delivering industry leading services to a wide range of client groups. 

Our experienced and customer focused consultancy team deliver expert advice in our key service areas of power system analysis, design & testing and planning, consenting & environmental surveys and assessment.

We would be pleased to hear from you on how we can assist.