Directions to our Head Office in Cambridge iansyst Ltd., Fen House, Fen Road. Cambridge CB4 1UN Directions By train: from London Kings Cross (or Finsbury Park) or Liverpool street. Take a cab from the station (about £10). By car: From the M11 Leave the M11 at junction 13 into Madingley Road. Follow this road for about 2 miles. At the mini roundabout turn left. When coming up to the junction with the traffic lights go straight across into Chesterton Lane leading into Chesterton Road. Follow this road until the one-way system at Staples (stationers) corner. Take the third main road left back into Chesterton Road. At the large roundabout take the second exit (almost straight across) into Chesterton High Street. Follow this road to a mini roundabout where you turn right into Water Lane. Water Lane bears left into Fen Road, drive over the humpback level crossing. Fen House is on the left 400 yards after the crossing. From the A14 Leave the A14 at the Cambridge/Ely/A1309/A10 exit, follow the signs for the City Centre, carry on (left lane) past the Science Park on your right. After disused level crossing, turn left at the next set of traffic lights [Trinity Hall & Chesterton] (Golden Hind Pub on your right) into Green End Road. Follow the road (straight on at the mini roundabout) over traffic calming humps, turning left at Grumpy's Pet Shop. This leads to a mini roundabout where you turn left into Water Lane. Water Lane bears left into Fen Road, drive over the hump-back level crossing. Fen House is on the left 400 yards after the crossing. Postcode: CB4 1UN