RIYADH: As Saudi Arabia attracts a growing influx of CEOs and high-net-worth individuals, the demand for concierge and lifestyle management services is soaring — with requests becoming increasingly complex and personalized. “There’s an avalanche of people, for all the reasons that you would know, relocating to Saudi Arabia,” said Sir Ben Elliot, founder of global luxury concierge firm Quintessentially, in an interview with Arab News during TOURISE — the Saudi Ministry of Tourism-powered global summit held in Riyadh from Nov. 11–13.