About Exhibition Tanzania Build Expo 2026 will be held from 27th - 29th August 2026 at Diamond Jubilee Expo Centre in Dar es Salaam, Tanzania. This is the largest annual trade event for the building and construction industry. It showcases the latest products, services, and technologies in the construction sector. It is a key event for businesses in the construction sector, attracting exhibitors and visitors from all over East and Central Africa. Tanzania Build Expo 2026 provides a platform to showcase construction products, services, and technologies, network with industry professionals, learn about the latest trends and innovations in construction.