If travelling from Dublin, take the N7 (the Dublin - Limerick Road).
Stay on this road until a signpost for Rathcoole (Avoca) is visible on the left and take this exit (no. 4).
Go straight through (2nd exit) the first roundabout. Turn right at the 2nd roundabout (just before Rathcoole village) which takes you onto the flyover bridge.
Go straight through (2nd exit) the next roundabout which is signposted for Newcastle.
Pass the Aerodrome Business Park on the right and go straight through this roundabout.
Continue on straight through the next roundabout. When you reach another roundabout (3rd since flyover-bridge), turn right (3rd exit) into the Business Park.
Continue straight down ‘Grants Road’ and GT Energy is located at the second block/unit on the right. There is a signpost with the GT Energy logo displayed at the gates of Liffey House.