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​DIEM Ltd provides excellent environmental, energy & quality management solutions & professional services to business & the public sector across the UK & worldwide.

We deliver support for ISO 14001, ISO 50001 and ISO 9001 management systems,

Training and support for RICS APC and sustainability leadership. 

​DIEM Ltd is a trading name of David Inman Environmental Management Ltd
Registered in England and Wales Number 5594176
©2005 - 2019 DIEM Ltd

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