Mubadala Development Company

In a joint statement, Abu Dhabi sovereign wealth fund Mubadala Investment Company and Abu Dhabi Catalyst Partners announced they had invested a combined $150 million in messaging app Telegram.
"Our investment in Telegram establishes a strategic partnership for us to further strengthen Abu Dhabi's technology ecosystem as well as bring new levels of tech skills and talent to the capital," Mubadala said in the statement.
Launched in 2013 by brothers Pavel and Nikolai Durov as a secure messaging app, Telegram has its headquarters in the UAE.