91. Western Building Systems
- Managing director: Martin McCloskey
- Pre-tax profit: £3.7m
- Employment: 44
- Pay bill: £1.9m
Coalisland firm Western Building Systems Ltd has developed into one of Northern Ireland’s most dynamic construction firms.
It operates in a range of sectors including education, health, residential, private and commercial build, and specialises in off-site modular and panelised construction.