Oil and gas

Ashurst

Baker Botts (UK) LLP

Clifford Chance LLP

Herbert Smith Freehills LLP

Latham & Watkins

White & Case LLP

Bracewell (UK) LLP

CMS

Dentons

Hogan Lovells International LLP

King & Spalding LLP

Linklaters LLP

Norton Rose Fulbright

Slaughter and May

Vinson & Elkins RLLP

Akin

Baker McKenzie

Fieldfisher

Gibson, Dunn & Crutcher

Mayer Brown International LLP

Milbank

Morgan, Lewis & Bockius UK LLP

Simmons & Simmons

Watson Farley & Williams LLP

Bryan Cave Leighton Paisner

Curtis, Mallet-Prevost, Colt & Mosle LLP

HFW

K&L Gates LLP

Quinn Emanuel Urquhart & Sullivan, LLP

Wikborg Rein

Addleshaw Goddard

Cleary Gottlieb Steen & Hamilton

Gide Loyrette Nouel LLP

Keystone Law

Memery Crystal

Pillsbury Winthrop Shaw Pittman LLP

Squire Patton Boggs

Stephenson Harwood