The Vision of the International Door Association is to be the pioneer of the overhead door and building access industry, delivering superior quality and excellence in all aspects of our products, education, services, and engagement. The Las Vegas Convention Center is a convention center in Winchester, Nevada. It is owned and operated by the Las Vegas Convention and Visitors Authority. As one of the largest convention centers in the world, it has 2,500,000 sq ft of exhibit space and hosts shows with an estimated 200,000 participants.