Founded in 1969, the Offshore Technology Conference (OTC) is the premier offshore industry event for professionals, service industries and suppliers to gather and discuss common issues of ocean resource development. Technological innovations and forums on economic, social, and political aspects of resource development and environmental protection have been the mainstay of this worldwide conference.

OTC ranks among the largest 200 trade shows held annually in the United States and is among the 10 largest meetings in terms of attendance. Since 2003, attendance exceeded 50,000 per year. OTC 2008 hosted 2,357 exhibitors and 73,318 attendees.