The new firm will be called Pinsent Curtis Biddle. Biddle managing partner Martin Lane will become London managing partner, replacing Pinsent Curtis incumbent Alan Greenough.
The two firms aim to use the marriage to bolster their private equity work in the City. Greenough, who is also national corporate head, will led the team alongside Biddle partner Roger Fink.
The hook up gives Pinsent Curtis Biddle 10 partners and a further 35 lawyers in private equity. In total, the new firm will have 157 partners