Clark has been with Atradius for five years and was previously Risk Services Director for NAFTA and USA. He is now based at Atradius' UK headquarters in Cardiff and his role includes overseeing the commercial activities of Atradius in the UK and Ireland, NAFTA and Australasia.
Speaking about his new position, Clark said: "With the recent announcement of Atradius' new strategy for the future, this is one of the most exciting and challenging times for the company, and I am delighted to be part of it.
We have set ourselves tough targets for the next couple of years, but I am confident that we will be able to achieve, if not surpass, them.
"On a personal note, I am very pleased to be based back in the UK after three years. I am now very much looking forward to building on Atradius'
existing success here in the UK and in the NAFTA countries and Australasia, and helping to make Atradius the world's leading credit insurance company."
Announcing the new appointment, Peter Ingenlath, Atradius' Vice Chairman
said: "Will has a strong track record and is well respected at Atradius.
We're very pleased that he's agreed to take on this new role and I'm convinced that he will help to grow and develop these important markets."
Atradius is currently recruiting a country manager for the UK & Ireland, who will report directly into Clark.