In what the company described as a “strong performance” like-for-like profit increased 4.2% and headline pre-tax profits rose 7.1% to £10m.

Cello Health saw like-for-like gross profit increase 4.7% and Cello Signal’s was up 3.7%.

Mark Scott, chief executive, Cello Group said: “Cello is making encouraging progress against its core strategic goals. Cello Health continues to make pleasing progress in building its global footprint while maintaining a competitive margin. Signal has largely completed its migration to a unified brand structure, to support its digital proposition, while raising its margin.”

Its social media and analytics platform, Pulsar, achieved 191 clients by the end of 2015 as Facebook data was added for the first time. It achieved break-even on a monthly basis in November 2015.