All of NDC's business activities are accredited under BSI ISO 9001:2015 and ISO 14001:2015 certifications. 







          BSI Quality Management


          BS EN ISO 9001:2015

          No: FS 58613  




         BSI Environmental Management

         BS EN ISO 14001:2015

         No: EMS 553052





In addition, NDC holds memberships with a variety of organisations that independently assess and approve our business activities.





ACE - Association for Consultancy and Engineering

No. 00033755







No. 9236


CHAS - The Contractors Health and Safety Assessment Scheme

No. 2406




LCA - The Legionella Control Association

No. 2001/1257