Uber is buying Berlin startup Blacklane to boost its “Elite” offering.

Uber has acquired Berlin-based startup Blacklane, which offers on-demand black car chauffeur services, as the ride-hailing giant expands deeper into luxury and executive travel services.

It’s a notable exit for Blacklane, which was founded in 2011 and has already taken off He grew up more from $100 million so far Sixt car rental company, Mercedes BenzAl Fahim, a group of companies in the United Arab Emirates.

Uber said the acquisition still needs regulatory approvals, but it expects to close by the end of this year. The two companies did not disclose the financial terms of the deal.

The acquisition comes just a few weeks after Uber announced the launch of its Uber Elite service, which combines chauffeur service with a number of luxury offerings such as in-car amenities, airport meet-and-greet, and 24/7 phone support. Uber Elite initially started small, in Los Angeles and San Francisco only, with New York City on the horizon. Blacklane operates in major cities across Europe, the Middle East, Asia, South America and North America.