High Quality Content by WIKIPEDIA articles! Palexpo is a convention center in Geneva, Switzerland. The buildings are owned by the State of Geneva while the company is a semi-private foundation. The center is located close to Geneva Cointrin International Airport. There are seven halls, and 102,000 square metres of exhibition space. The Salon International de l`Auto is held at Palexpo. In early 2009, the Palexpo underwent a renovation project to enhance and improve the convention center`s architecture, furnishings and technology. During this renovation, the Palexpo Wi-Fi network was upgraded using Xirrus Wi-Fi Arrays to provide wireless internet for all employees and guests.