DNV GL provides due diligence to institutional lenders for investment in 659 MW Walney offshore wind project (WK-intern) - Technical advisor’s due diligence enabled lenders to gain an understanding of the technical risk profile of the offshore wind project DNV GL, the world’s largest independent energy advisory and certification body, secured a leading role as technical advisor to a group of institutional lenders with their investment of the 659 MW Walney Extension. Located off the coast of North West England at Barrow-in-Furness, the Walney Extension offshore wind farm will bring a unique mix of wind turbine types, featuring 40 MHI Vestas V164 and