Revenue: £105.8m (+6%)
Net profit margin: -50.2% Staff: 465
This M&A-hungry mid-market MSP stressed in its 2019 accounts that it will continue to seek "strategically advantageous acquisitions". Its latest deal was in August 2018 in the shape of cybersecurity specialist CNS Group. The Charlesbank-backed firm, whose vendor partners include Avaya, VMware and Microsoft, saw net losses more than double to £53.2m on revenues of £105.8m in its year to 31 March 2019. Its favoured profit measure of EBITDA hiked nine per cent to £25m.