World Fuel Services Corporation is a fuel services company that is principally engaged in the distribution of fuel and related products and services in the aviation, land and marine transportation industries. It operates in three reportable segments: aviation, land and marine. Its Aviation segment provides global aviation fuel supply and service solutions to commercial airlines, second and third-tier airlines, cargo carriers, regional and low-cost carriers, fixed based operators, corporate fleets, and others. Its land segment primarily offers fuel, heating oil, propane, natural gas, lubricants and related products and services to petroleum distributors operating in the land transportation, retail petroleum, industrial, commercial, residential and government customers. Its Marine segment markets fuel, lubricants and related products and services to a range of marine customers, such as international container, commercial cruise lines, yachts and time-charter operators and others.