Platinum Level

Bradley

Willkie

Hogan

Gold Level

King & Spalding

Helix

Davis Polk

Cahill Gordon

Wiley

Freshfields

Schulte Roth Zabel

Blue Level

Paul Weiss

Hunton Andrews Kurth

LexPlug

Milbank

Alston & Bird

Crowell & Moring

Goodwin

Simpson

Themis

Vinson & Elkins

Lexis

Ropes & Gray

McGuireWoods

Arnold & Porter