Founded in 1892, Crowley Maritime Corporation is a marine transportation and logistics services company. It offers services that include logistics, energy support, project management, ocean towing and transportation, fuel sales and distribution, petroleum and chemical transportation, and vessel construction and naval architecture. The company also provides ship management, salvage and emergency response and liner services. Additionally, it operates a fleet of more than 200 vessels. Crowley Maritime Corporation offers ship assist and escort services for tankers, container ships and other vessels that offer escorting oil tankers through shipping channels and environmentally sensitive waters. It is a member of the Container Shipping Information Service. Crowley Maritime Corporation maintains a location in Anchorage, Alaska.