"There are not a lot around, and so by deduction of course we remain interested in being able to add to our portfolio any tier 1 asset out there," he said. Bristow said he has no doubt the company will be able to repatriate $500 million which belongs to its Kibali joint venture in the Congo. "That paperwork is far down the road," he said. At the start of July, Bristow had said the money would be cleared to leave the country "very soon."