31. Storm Technologies

Revenue: £126.4m (+7%)

Staff: 161

Watford-HQ Storm achieved a respectable 7 per cent growth in its most recent financial year, even as it navigated a pandemic recovery.

In its annual accounts, it singled out cross selling of different business lines as a major growth driver.

Its major growth drivers around remote work, digital transformations and cybersecurity offerings have returned become part of the firm's standard offerings.

In terms of its ongoing priorities, the HP, HPE, Dell and Cisco partner is looking to diversify its geographic reach and targeting growth both in the UK and US.