| Royal Institute of British Architects (RIBA) | Professional body |
| Building Research Establishment (BRE) | Other |
| Carbon Trust | Energy Efficiency |
| Contractors Health and Safety Assessment Scheme (CHAS) | Government |
| Chartered Institute of Building (CIOB) | Professional body |
| Department for Communities and Local Government (DCLG) | Government |
| Energy Saving Trust | Energy Efficiency |
| Envirowise | Energy Efficiency |
| HM Revenues and Customs (HMRC) | Government |
| Health and Safety Executive (HSE) | Government |
| National Federation of Roofing Contractors (NFRC) | Trade Bodies |
| National House-Building Council (NHBC) | Other |
| Planning Portal | Government |
| Royal Institution of Chartered Surveyors (RICS) | Professional body |
| Strategic Forum for Construction | Other |
