On 20 June 2018, the Federal Agency for Subsoil Use held an auction for three blocks in Rostov Oblast. The winning bids were submitted by Integra. The winners of the auction will obtain 25-year E&P licenses.  Details of the offer are as follows:  The Voloshinskiy block covers 999 sq km in the Dnieper-Donets Basin and encompasses two prospects with combined gas resources (D0) estimated at 50 Bcf. Gas resources (D1) of the block are estimated at 80 Bcf. The starting price amounted to RUB 2.84 million (USD 46,000). Integra offered RUB 3.12 million (USD 50,800).  The Aleksandrovskiy block covers 675 sq km in the Dnieper-Donets Basin. Gas resources (D1) of the block are estimated at 34 Bcf. The starting price amounted to RUB 0.2 million (USD 3,250). Integra offered RUB 4.18 million (USD 68,000).  The Kashtanovskiy block covers 597 sq km in the Dnieper-Donets Basin. Gas resources (D1) of the block are estimated at 20 Bcf. The starting price amounted to RUB 0.12 million (USD 2,000). Integra offered RUB 5.58 million (USD 90,800).
Integra was awarded 3 blocks in Rostov Oblast: Voloshinskiy, Aleksandrovskiy, Kashtanovskiy