| EXXON MOBIL CORPORATION | HUNTON ANDREWS KURTH LLP (FORMERLY HUNTON & WILLIAMS LLP) | Q1 2019 | Clean Air and Water (quality), Environment/Superfund, Government Issues |
| EXXON MOBIL CORPORATION | KATTEN MUCHIN ROSENMAN, LLP | Q1 2013 | Clean Air and Water (quality), Government Issues, Environment/Superfund |
| RENEWABLE FUELS ASSOCIATION | KATTEN MUCHIN ROSENMAN, LLP | Q4 2011 | Fuel/Gas/Oil, Clean Air and Water (quality), Energy/Nuclear |
| GENERAL ELECTRIC COMPANY | BINGHAM MCCUTCHEN LLP | Q1 2011 | Clean Air and Water (quality) |
| GENERAL ELECTRIC COMPANY | KATTEN MUCHIN ROSENMAN, LLP | Q4 2011 | Clean Air and Water (quality), Government Issues, Environment/Superfund |
| RENEWABLE FUELS ASSOCIATION | BINGHAM MCCUTCHEN LLP | Q2 2011 | Fuel/Gas/Oil, Clean Air and Water (quality), Energy/Nuclear |
| EXXON MOBIL CORPORATION | BINGHAM MCCUTCHEN LLP | Q1 2011 | Clean Air and Water (quality), Government Issues, Environment/Superfund |
| CANOLA COUNCIL OF CANADA | BINGHAM MCCUTCHEN LLP | Q4 2010 | Fuel/Gas/Oil, Clean Air and Water (quality), Environment/Superfund |