Terra Tour Service is the biggest company of the holding both as asset value and turnover and concentrates the hospitality investments in Bulgaria. The company was established in 1992 but the operations in the hotels and resorts business started in 2000 .

With eight hotels and resorts, ranging from three to five stars, with more than 2 500 units, operated under internationally renowned hotel brands, the company is one of the largest in this sector on the market.

The properties are operated independently (Hotel Pravets) or through the hotel brands of TUI – RIU ( RIU Helios Bay, RIU Helios, RIU Helios Paradise and RIU Palace Sunny Beach) and TUI Suneo Helios Beach and Hyatt (Hyatt Regency Sofia and Hyatt Regency Pravets Resort which opens in the end of 2022 after a complete renovation). The company also owns and operates Pravets Golf Club and a number of hunting preserves around the country (one through its subsidiary Balkan Hunter OOD).