Revenue: £55.6m (-4%)
Net profit margin: 1.8% Staff: 311
This print, comms and IT managed services specialist blamed "competitive market conditions" for a four per cent revenue dip in its year to 31 March 2018. Acquired by Kyocera in 2016, Annodata still bills itself as an independent, with Cisco, Datto, Gamma, Ricoh and Kyocera itself among the vendor badges adorning its website. The Hemel Hemstead-based firm claims to service over 50,000 devices at over 3,000 clients.