Global Languages & Cultures, Inc. (GLC) is a multi-service translation service company, headquartered in Chicago, specializing in technical, pharmaceutical, patent and legal translations since 1993. We are committed to providing translation, interpretation, voiceover, localization and desktop publishing services in all languages.nWith a myriad of technical, medical, patent and legal translators and interpreters located all over the world, you will receive native-speaking expert language services relevant to the country of a your choice.