| Organisation | Website |
|---|---|
| American National Standards Institute [ANSI] | www.ansi.org |
| British Standards Institution [BSI] | www.bsi-global.com |
| Chartered Institute of Building Service Engineers | www.cibse.org |
| Colour Group (Great Britain) | www.colour.org.uk |
| Public Health England | www.gov.uk/government/organisations/public-health-england |
| International Commission on Illumination [CIE] | www.cie.co.at |
| International Electrotechnical Commission [IEC] | www.iec.ch |
| International Organization for Standardization [ISO] | www.iso.ch |
| National Institute of Standards and Technology [NIST] | www.nist.gov |
| National Physical Laboratory [NPL] | www.npl.co.uk |
For general enquiries and details of membership please contact the Executive Secretray, Allan Howard.
