"Russia’s largest oil producer Rosneft is interested in oil and gas projects in Iran’s Zagros province, after signing a deal last year to do business in the country, an official document showed on Friday." (April 6, 2018).
"During the visit of the Russian President Vladimir Putin to the Islamic Republic of Iran Rosneft Oil Company and National Iranian Oil Company signed the “Road Map and Key Terms of Strategic Cooperation in the Field of Oil and Gas”. This document confirms the parties high level of interest in developing long-term and mutually beneficial cooperation in key areas of business, including exploration and production, field services, local application of technology, as well as training for personnel." (November 1, 2017)
"Minister of Petroleum Bijan Zangeneh and visiting Executive Chairman of Russian heavyweight oil company Rosneft Igor Sechin met here on Tuesday to review investment in Iran's development projects. In November, a delegation from Rosneft met Iranian officials with the swap of oil and gas on agenda of negotiations. A joint committee was set up to continue the talks between the two sides, ministry sources told Shana. The Russian firms are interested in IOR and EOR projects and development of Iran's oil and gas fields." (Shana, "Zangeneh, Rosneft CEO Discuss Joint Oil Projects," 12/8/15)