86. TET

Key points

Revenue: £45.7m (+28%)

Net profit: 1.5%

Staff: 44

This London-based reseller admitted that results for its year to 31 March 2018 were "mixed" as its small US arm failed to match the "outperformance" achieved by its UK business, which was established in 1985. Total revenues rose 28 per cent to £45.7m, but net profits fell from £1.1m to £688,000. During the year the HP and NetApp Gold partner, whose full name is Trans European Technology, moved its HQ to Charterhouse Street.