| nlb.org | National Lighting Bureau |
| ncqlp.org | National Council on Qualifications for the Lighting Professions |
| nalmco.org | InterNational Association of Lighting Management Companies |
| naild.org | National Association of Independent Lighting Distributors |
| dali-ag.org | DALI |
| cie.co.at | International Commission on Illumination |
| ile.org.uk | Institute of Lighting Engineers |
| iesanz.org | Illuminating Engineering Society of Australia and New Zealand |
| stld.org.uk | Society of Television Lighting Directors |
| plasa.org | Professional Lighting and Sound Association |
China , Beijing , Beijing