The company announced on Monday that it had entered into a binding sale and purchase agreement to acquire Lonestar’s holding company, UK-based Ecofin Energy Resources (EER), from its controlling shareholder Ecofin Water & Power Opportunities.

Amadeus chairman Craig Coleman told Upstream the transaction would be “transformational” and a “good strategic fit” for the company.

“We’ve been able to marry up our reasonably low-risk, long-life assets – but assets that don’t carry a lot of growth - with Lonestar’s assets that are unconventional and have got a lot of growth – particularly the Eagle Ford (shale),” he said.

“Future