Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Horizon Computer Services ← View details 70A Nutts Corner Road, Crumlin, Northern Ireland BT29 4SJ +44 28 9082 4043