Berwin Leighton Paisner (BLP), Olswang and CMS Cameron McKenna have all posted double-digit growth in revenues, with the top 30 trio becoming the latest to post their financial results for 2007-08.

Camerons has emerged as one of the City’s strongest performers to date this year, with the top 20 law firm announcing a 19% hike in turnover and an even larger rise in profits per equity partner (PEP).