27. Sync

Revenue: £147.3m (+13%)

Staff: 64

This education-focused Apple partner claimed in December 2022 that its sales with its fruity vendor partner had surpassed £1bn over the previous six years. Calendar 2021 accounts showing a £2.1m net profit on revenues that jumped 13 per cent to £147.3m represented a "satisfactory result in light of prevailing trading conditions", it said in its strategic report. Boasting a consumer store in Deansgate, Manchester-based Sync claims its 2022 revenues rose by 26 per cent. It recently turned 30.