Yasar is currently serving out a three-month period of gardening leave from VMA.
He spent nine years at recruitment business VMA Group, helping to grow it from seven people in London to 55 in Europe, Asia and Australia.
VMA Group managing director Claire Tuffin said Yasar had played a key role but the business had no plans to replace him.
Have you registered with us yet?
Register now to enjoy more articles and free email bulletinsRegister