| Contributing firm | Author(s) |
| England | |
| Akin Gump Strauss Hauer & Feld LLP | Caroline Lucy Moran |
| John C LaMaster | |
| Marc Hammerson | |
| Bracewell & Giuliani UK LLP | Adam Blythe |
| Chadbourne & Parke | Ben Donovan |
| Kevin Atkins | |
| Chariot Oil & Gas Ltd | Alex Green |
| Larry Bottomley | |
| Morgan Lewis & Bockius LLP | Bruce Johnston |
| Vinson & Elkins LLP | Mark Beeley |
| France | |
| Morgan Lewis & Bockius LLP | Allison Soilihi |
| Olivier Chambord | |
| Nigeria | |
| Aluko & Oyebode | Olubunmi Fayokun |
| Norway | |
| Advokatfirmaet Simonsen Vogt Wiig | Bjørn-Erik Leerberg |
| USA | |
| Akin Gump Strauss Hauer & Feld LLP | Jaelyn M Judelson |
| Nnedinma C Ifudu Nweke | |
| Sarah Ann Banco | |
| Tamer A Soliman | |
| Moyes & Co | Christopher RK Moore |
