Team size: 115 Major legal advisers: Addleshaw Goddard, Bryan Cave Leighton Paisner, CMS Cameron McKenna Nabarro Olswang, Dentons, DLA Piper, Eversheds Sutherland, Herbert Smith Freehills, Linklaters, Shakespeare Martineau, Womble Bond...

The in-house legal team at National Grid has transformed itself over the last three years, spurred by the realisation it was providing services that were not needed following an in-depth...