“I am delighted to welcome Aon to join the growing list of prestigious financial and professional services companies who have enjoyed growth and prosperity here.
"Pleser yw croesawu Aon a bydd yn ymuno â rhestr sy'n prysur dyfu o gwmnïau uchel eu bri ym maes gwasanaethau ariannol a phroffesiynol sydd wedi profi twf a ffyniant yma.