Conceived in Leeds in 1993, where the company is still headquartered, BJSS is now the UK’s largest privately-owned IT and business consultancy.

The company, which won a Queen’s Award for Enterprise in Innovation this year, employs 1,000 technologists to help the business deliver IT and business services to clients from locations across the UK and USA, including Amnesty International.

Check out our '101 Yorkshire and Humberside’ list for more tech stars from the region.