DfI/2019-0238: EIR Request for a full list of all the consultants, main contractors and sub-contractors that are or have been involved with the A6 Dungiven - Drumahoe dual carriageway scheme

Under the Freedom of Information act please could I request a full list of all the consultants, main contractors & sub-contractors (including postal address/post code and office telephone number details which is already in the public domain) that are or have been involved with A6 D2D Dungiven - Drumahoe.