54. Brett Martin
Managing director: Laurence Martin
Pre-tax profit: £1.2m
Based at Mallusk in Newtownabbey, Brett Martin is a market leader in the manufacture of plastic products for construction, roofing, print and display.
It exports more than 50% of its production at Mallusk to European and world markets and has clients in more than 70 countries.
Locally, it is best known for drainage systems and also produces a range of polycarbonate, PVC and glass-reinforced plastic roof light products. These products feature in projects such as Wembley Stadium, the Kensington Oval cricket ground and Galway race course.
The company has also been involved in several construction projects for the 2012 London Olympics, supplying its products to the main athletics stadium and to the arena to be used for basketball.
24 Roughfort Road,
Tel: 028 9084 9999