The investment is being supported with a multi-million-pound syndicated loan from Barclays and the Development Bank of Wales. : The investment is being supported with a multi-million-pound syndicated loan from Barclays and the Development Bank of Wales The Bluestone holiday resort in Pembrokeshire is investing in its own solar farm that could generate up to 30% of its annual electricity needs. The investment is being backed with a multi-million-pound syndicated loan from Barclays and the Development Bank Wales.