Does your company want to exhibit at Lava 2020? Exhibitor application is open between 2 September – 14 October. Each year, Lava has over 100 exhibiting companies at the Lava Fair, which makes us an extremely popular fair among students at KTH. The lava fair is mainly attended by students from the S-chapter, but also architecture students and students from Energy and Environment visit the fair every year. This makes the Lava Fair the by far the largest chapter fair at KTH.