55. Six Degrees

Revenue: £80.9m (-7.8%)

Staff: N/A

After a complete management reshuffle in early 2022, revenue for the year to March 2022 registered a slight drop to £79.4m for this London-HQ converged MSP.

In its report, the London firm sets out the objective of becoming the UK's number one provider of secure, integrated IT services.

Its three-year transformation plan includes changes to its executive team, which the company initiated in 2022, investments in sales and service delivery, investment in new products and a standardisation of its products, services and data.