The building was being designed by Los Angeles-based Morphosis, headed by architect Thom Mayne, and  would have been completed in 2018. Had it been built, it would have been the tallest skyscraper in Paris and one of the tallest in the European Union.
Morphosis, a design firm based in Los Angeles with Thom Mayne as its head, was working on constructing the building that was planned for completion in 2018. If built, it would have been the tallest skyscraper in Paris and one of the tallest in the European Union.