Teliris is a privately owned telepresence and videoconferencing company headquartered in New York City and London that designs and sells video collaboration products and services. Teliris currently has deployments in over 50 countries. Its client base includes large-cap companies such as GlaxoSmithKline, Royal Bank of Scotland and the New York Stock Exchange. Teliris was founded in 1999 following a joint venture between Mycroft, a New York-based technology company, and the UK company Global Intercasting Ltd, which provided live satellite television programs for global corporate clients. In 2011, Teliris hired three new executive team members, formerly of Level 3 Communications, to help expand the companys product and service portfolio and increase market penetration.