Under the Construction (Design and Management) Regulations 2015 (CDM) a Principal Designer is to be appointed for construction projects where work will involve more than one contractor (Includes Sub-Contractors) The Project maybe notifiable to the Health and Safety Executive.

The wording of this role can be misleading; The role is " To take the lead in planning, managing, monitoring and co-ordinating health and safety during the pre-construction phase (Design and Planning stages) of a project."  

We can also assist and discharge the clients (your) duties under the CDM regulations.