Sim is the Group CEO of NAI UK, with over 20 years’ experience in Commercial Property.  Sim is the founder of COREP, an NAI UK company specilaizing in Global Occupier Services in the office and industrial sectors.  NAI UK has been shortlisted by Property Week in 2022 and 2023 as the UK’s leading Niche Agency Provider.  Sim specialises in Tenant Representation, Life Sciences and Capital Markets, having brokered over 10 million sq ft of deals.  Sim has acted for a number of high profile clients including NHS, Abbott Laboratories, Mott MacDonald, BlackBerry, BSkyB, Gilead Sciences, Thomson Reuters and VISA.