A man has recalled how he became a millionaire at the age of 33. Samuel Leach, director at Samuel&Co Trading, began the journey of growing his wealth as a teenager, using a stocks and shares ISA. Although making £1million may seem far out of reach, Leech explained important factors could aid one’s growth in an investment ISA, and shared some tips that he used along his own journey. The young millionaire started investing in his ISA when he was 18, putting aside 10 per cent of his monthly income to invest. He told GB News: “When I started investing, I would put in around £100 to £150 per month….