Sophie Jewson and her team at Sarasin are prepared for a Labour government and Brexit, despite the wealth industry’s nervousness over both. ‘Thankfully, our global approach to investment provides our clients with protection, to an extent, because a collapse in sterling would result in better performance from global equities,’ she says.

‘I think the best private wealth managers genuinely care and empathise with their client,’ says Stephen Kattou. ‘It’s about being able to really put yourself in their shoes.’

‘We set this up in 2009 after one of the greatest financial meltdowns of our lives: there was suddenly a real shift,’ recalls Edward Lawson Johnston, the impressive founder of LJ Partnership, which now has $14 billion under management. ‘People were asking themselves difficult questions about how their money was managed, and real estate grew up as being of particular interest.’

Chris Rossbach debuts in this index as a managing partner of J Stern & Co, the Knightsbridge-based private investment office he co-founded with Jérôme Stern, a scion of the banking dynasty.

Iain Tait who heads the boutique firm’s private investment office, sees a parallel between London & Capital’s conservative investment approach and a party: ‘We’re a house that would much prefer to be leaving a little early than staying on late and getting caught in a significant drawdown and leaving with a bit of hangover.’ This mantra is the reason the firm has seen steady asset growth of 10 per cent, despite experiencing past ‘pockets’ of volatility.