Mark is best known for being the Lorraine on-screen stylist.
He's also appeared in countless other TV shows including Love On Saturday Night, where Mark was the onscreen stylist and She's Gotta Have It, where he was the stylist for all six series. Furthermore, Mark is the fashion expert for Debenhams in which he brings all the hottest fashion news within his online blog. Previously he's also written a blog for the online shoe retailer, Shudoo.
Early on in 2010 Mark released his successful fashion book Get the Look which gives top tips on how to create designer style on a high street budget.
As well as his on screen fashion makeovers he regularly advises celebrities on what's hot and what's not and has become known to retailers for The Mark Heyes Effect when it comes to product sales.
Mark created and established the incredibly successful High Street Fashion Awards, the only fashion awards voted for by the public.
He undertakes a lot of corporate work and can be seen regularly hosting fashion shows and events in shopping malls up and down the country.
Mark previously featured at number 25 on the Guardian's Top 100 most influential people in the fashion industry.