Directories and Registers

If you are looking for help or advice on any area of building services, you can search CIBSE’s online directories and registers for individuals and organisations which can help.

​You can search the Directory of Member Practices for organisations that can provide the specific advice and assistance that you require.


Directory of CPD Course Providers has been compiled to assist members of the Institution in identifying suitable courses in respect of their CPD needs.

The Register of Low Carbon Energy Assessors is operated under a letter of approval from MHCLG and is where you need to go if you are looking for an assessor that can provide an Energy Performance Certificate (EPC) or a Display Energy Certificate (DEC) or an Air Conditioning Inspection Report.   (There are no pre-requisites for certification).

The Register of Low Carbon Consultants is where you will find people that have been assessed for their competence in the strand (s) of registration recorded; design of buildings, operation of buildings, use of building simulation software or implementation of ISO 50001 compliant energy management systems. (There are no pre-requisites for certification).

The Register of ESOS Lead Assessors is operated under a letter of approval from the Environment Agency and is where you will find someone that can produce your ESOS Report.  (Low Carbon Consultant Registration is a pre-requisite for this register).

The Register Heat Networks Consultants is where you will find people that have been assessed for their competence in the use of the CIBSE Code of Practice CP1 Heat Networks. (There are no pre-requisites for certification).

The Lighting Directory is for those looking for a lighting specialist.