Mozilla is behind cliqz too: https://blog.mozilla.org/press-uk/2016/08/23/mozilla-makes-s...

Both these comments are literally in the first sentence of the OP:

"We are overjoyed to announce that the Ghostery extension and mobile browsers have been acquired by Cliqz, a German company owned by Mozilla and Hubert Burda Media that builds ground-breaking browser technologies to make the internet more private and easier to use."