62. Arrow Business Communications

Revenue: £66m (+41%)

Staff: 315

Four out of five acquisitions made by this Godalming-based business comms provider in calendar 2021 were in the IT space as it continued to reinvent itself as a broader IT services outfit. This includes Microsoft partner Circle IT (ranked 184th in VAR 300). Revenue for the period consequently leapt by 41 per cent, while EBITDA bounded 34 per cent to £13.2m. The MML Capital Partners-backed O2 and Mitel partner has rejoined the M&A trail in 2023, gobbling Aberdeen-based oil & gas specialist Bruhan Ltd in January.