Correction: Earlier versions of the tables below attributed data from the entity “Close Asset Management” to “Close Brothers Asset Management” which meant the latter appeared lower down both rankings than it should have. We apologise for this error. The tables have now been amended to include the correct data.

Brewin Dolphin has the biggest volume of operating profits (£63.79 million); James Hambro & Partners the biggest operating margins (43.33 percent); and Charles Stanley the fastest five-year compound annual growth rate (CAGR) of operati...