Search Filters Search Speakers Plenary (3) This field is required. Search We're sorry, but we couldn't find any results that match your search criteria. Please try again with different keywords or filters. Loading Loading All 0 - 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Letter R Ryan Lance Chairman and CEO, ConocoPhillips Russell Hardy CEO, Vitol Richard Holtum CEO, Trafigura