Paul, Weiss, Rifkind, Wharton & Garrison has long been known as an elite New York-based firm. It has a handful of offices elsewhere, both in the U.S. and overseas, but it has been perceived as a distinctly American law firm—until now.

In a little over six months, it has become the most-talked-about law firm in London. The attention has been prompted by the firm’s massive hiring spree that is filled with big-name partners and demonstrates its intent to become a top-tier trans-Atlantic player.