Isaac (pictured) was previously EMEA marketing director for Microsoft Advertising. He started his career with British Airways where he spent nine years working in a variety of senior marketing roles in the UK and other countries.

He has also worked as head of brand development at Capital One and head of marketing for the European online gaming business at Carmen Media.

TNS’ chief development officer Matthew Froggatt said: “Tim is a key hire for our corporate development team and will play a vital role in contributing to our future commercial growth. Tim brings a wealth of marketing experience drawn from a range of sectors and has a strong background of driving brand innovation within a b2b environment.”