Outrigger Energy II has finalised the sale of its Williston Basin midstream system in North Dakota, US, to Hiland Partners, a subsidiary of Kinder Morgan, in a deal valued at $640m. The deal ...

Evercore served as lead financial advisor to Outrigger on the transaction. Citi also advised Outrigger. Vinson & Elkins acted as Outrigger’s legal advisor. NGP is a premier private equity firm ...