Shirlaine Forrest/Getty ImagesAfter leaving school with no qualifications, Michelle Mone carved out a successful career in the lingerie industry in her late thirties, founding Ultimo, and is now estimated to be worth £20 million, according to The Sun.
She eschewed further education and went on to numerous marketing roles before co-founding MJM International with her ex-husband in 1996. Following years of success, the Glasgow-born entrepreneur sold Ultimo in August 2015 and was awarded a life peerage in the same month, becoming Baroness Mone.