Directions by Train:

There is a fast London Paddington train to Cardiff Central (Destination Swansea) and a change at Cardiff to the Bargoed / Rhumney valleys  train to Ystrad Mynach. The journey takes around 25 minutes from Cardiff and has departures every half hour.

• A 5 minuite walk, taxi or a quick call to us to be picked up from the station leads you up Nelson road to the Tredomen Business & Technology Centre. We are located in the central building.
• Leave the station and turn left to walk up Nelson Road, when you reach the roundabout you will see the buildings, take the entrance to the complex. M4 Systems Ltd. is labeled on the board, just go to reception and ask for us.

Directions by Car:

• Exit M4 at J28 – Take right lane on slip road and exit roundabout at penultimate exit, signposted A468/A467 towards Caerphilly & Risca.
• Remain in left-hand lane and take left at following two roundabouts, continuing in direction of Caerphilly.
• Stay on A468 for about 7.7 miles passing or bypassing villages: Rhiwderin, Lower Machen, Machen, Trethomas and Bedwas.
• At roundabout, take last/4th exit remaining on A468 (towards A470/Cardiff).
• Straight over mini-roundabout and then at next (large) roundabout (circa mile after McDonalds and B&Q) take penultimate/4th exit signposted A469 North towards Ystrad Mynach (just before Cedar Tree pub).
• Continue 3.5 miles on A469 through three roundabouts and at fourth roundabout, take first exit onto A472, signposted Ystrad Mynach.
• At mini-roundabout, exit right (2nd exit) and then at following mini-roundabout take left / 1st exit, remaining on A472 signposted Tredomen & Nelson.
• This road bypasses Ystrad Mynach town centre.
• At next (large) roundabout (just after railway bridge and Ystrad Mynach station), take 3rd (final) exit towards Penallta.
• After about 0.1 miles, take first left for Tredomen Park.
• Take immediate first left to enter Park*.

• Head north on A469/Thornhill Road over Caerphilly Mountain for 3.5 miles, bypassing Caerphilly
• At (Penrhos) roundabout, take 3rd exit onto A468
• Continue on A468 for about 2 miles, crossing straight over first roundabout.
• At second (Pwllypant) roundabout, take 2nd exit onto A469 towards Ystrad Mynach.
• Continue 3.5 miles on A469 through three roundabouts and at fourth roundabout, take first exit onto A472, signposted Ystrad Mynach.
• At mini-roundabout, exit right (2nd exit) and then at following mini-roundabout take left / 1st exit, remaining on A472 signposted Tredomen & Nelson.
• This road bypasses Ystrad Mynach town centre.
• At next (large) roundabout (just after railway bridge and Ystrad Mynach station), take 3rd (final) exit towards Penallta.
• After about 0.1 miles, take first left for Tredomen Park.
• Take immediate first left to enter Park*.

• Take A4232 Westbound to intersection with J33 of M4. Take last exit off roundabout, signposted M4 East - Cardiff and Newport.
• Exit M4 at J32 and remain in left-hand lane on slip road.
• After traffic lights, take first exit off roundabout., signposted A470 Merthyr Tydfil (northbound).
• Follow A470 for 10.8 miles until roundabout, take last (3rd) exit, signposted A472 / Nelson.
• Stay on A472 (for most part single track road), bypassing Nelson in direction of Ystrad Mynach.
• At (Tredomen) roundabout, take 2nd exit (straight across) towards Penallta.
• After about 0.1 miles, take first left for Tredomen Park.
• Take immediate first left to enter Park*.

• Exit M4 at J32 and remain in left-hand lane on slip road.
• After traffic lights, take first exit off roundabout., signposted A470 Merthyr Tydfil (northbound).
• Follow A470 for 10.8 miles until roundabout, take last (3rd) exit, signposted A472 / Nelson.
• Stay on A472 (for most part single track road), bypassing Nelson in direction of Ystrad Mynach.
• At (Tredomen) roundabout, take 2nd exit (straight across) towards Penallta.
• After about 0.1 miles, take first left for Tredomen Park.
• Take immediate first left to enter Park*.