Gregg Wallace

Gregg Allan Wallace (born 17 October 1964 is an English writer, media personality and former greengrocer, costermonger and farmer. He is probably best known for co-presenting MasterChef, Celebrity MasterChef and MasterChef: The Professionals on BBC Two and BBC One along with John Torode, where he is referred to as an "ingredients expert". He has referred to himself jokingly as just: "the fat, bald bloke on Masterchef who likes pudding".
Wallace was born in Peckham and began his career selling vegetables at a stand in Covent Garden. He started George Allan’s Greengrocers in 1989, a company that built up to an eventual turnover of £7.5 million. Due to his success he was invited to co-present Veg Talk on BBC Radio 4 with Charlie Hicks for seven years. He was the original presenter of Saturday Kitchen from 2002 until he was replaced by Antony Worrall Thompson in 2003.

Guy Fieri

Born Guy Ramsay Ferry to James and Penelope Ferry in Columbus, Ohio on January 22, 1968, Fieri is of Italian and Irish ancestry. Guy Fieri born January 22, 1968 is an American restaurateur, author, television personality, and game show host. He co-owns five restaurants in California and is widely known for his television series on the Food Network.
By mid-2010, the Food Network had made Fieri the "face of the network." In 2010, the New York Times reported that Fieri brought an "element of rowdy, mass-market culture to American food television," and that his "prime-time shows attract more straight male viewers than any others on the network."

George Galombaris

George Galombaris has been awarded more accolades for his 
work than most receive in a lifetime and this exuberant chef is still only 31 years of age. George's molecular gastronomy has seen him 
become a much talked about chef in the international cooking 
circuit. In 2004, the Global Food and Wine Magazine voted George one of the worlds Top 40 Chefs of Influence.

Grant Achatz

Born in Michigan in 1974, Grant Achatz grew up in the restaurant industry, literally, his parents and grandparents being restaurateurs. Naturally curious and always driven, he could be found in the kitchen by his twelfth birthday and over the coming years spent most of his free time there, learning the basics and developing the skills that would allow him to become one of the foremost innovators in the field. Early on he realized he wanted to be a chef, and upon graduating from high school immediately enrolled at The Culinary Institute of America.

Giada De Laurentiis

Giada Pamela De Laurentiis born August 22, 1970) is an Italian American chef, writer, television personality, and the host of the current Food Network program Giada at Home. She also appears regularly as a contributor and guest co-host on NBC's Today. De Laurentiis is the founder of the catering business GDL Foods.

Born in Rome, Giada grew up in a large Italian family where the culture of food was a staple in and of itself. As the granddaughter of film producer Dino De Laurentiis, Giada consistently found herself in the family’s kitchen and spent a great deal of time at her grandfather’s restaurant, DDL Foodshow.

Gordon Ramsay

Scottish by birth, Gordon Ramsay was brought up in Stratford-upon-Avon, England, from the age of five. With an injury prematurely putting an end to any hopes of a promising career in football, he went back to college to complete a course in hotel management.
Gordon’s first years in the kitchen were spent training under culinary luminaries such as Marco Pierre White and Albert Roux in London, after which he moved to France to work in the kitchens of Guy Savoy and Joël Robuchon for three years, where he was able to enhance his expertise in classic French cooking. In 1993 Gordon became chef of the newly opened Aubergine and within three years the restaurant was awarded two Michelin stars.