The Newcastle firm expects to see a large upturn in demand for the service in the coming years. : North East engineering firm Houghton International is investing in a new 20,000 sqft wind turbine repair facility. The Newcastle business said it is investing significantly to support the country’s energy transition by creating a dedicated wind turbine repair and life-extension facility at its Ronnie Mitten Works on Shields Road. It follows on from the completion of a project on an Enercon direct drive wind turbine in the Faroe Islands – its second successful project on such equipment.