Phasma Solutions presents the publication Global SATeLightS - Science and Technology of Light Sources World Directory. This global directory contains amongst others the addresses of more than 1500 of the most active light sources research groups from the industry and the academia according to a 2009 bibliographic coverage. The groups and the addresses of their respective institutions are categorized geographically (in continents or countries). These addresses can be used by companies active in the field of light sources, photometry, spectrometers, materials etc. for the promotion of their products or services.