7. Schrader Electronics
- Managing director: Graeme Thompson
- Pre-tax profit: £56.3m
- Employment: 1,432
- Pay bill: £50.9m
Schrader Electronics, based in Antrim, is a pioneer in tire pressure monitoring systems (TPMS), a vehicle safety feature that is standard in all cars. In February it announced 125 job losses at its Carrickfergus site, blaming a fall in demand for its products.
The company is a world leader in the design and manufacture of valve, mechanical and electronic system components and sensing technologies.