Geoffrey Manthorne more commonly known as Geof, is an American chef

Chef

A chef is a person who cooks professionally for other people. Although over time the term has come to describe any person who cooks for a living, traditionally it refers to a highly skilled professional who is proficient in all aspects of food preparation.-Etymology:The word "chef" is borrowed ...

 known for his skill in cake building, as well as decorating. He stars on the Food Network

Food Network

Food Network is a television specialty channel that airs both one-time and recurring programs about food and cooking. Scripps Networks Interactive owns 70 percent of the network, with Tribune Company controlling the remaining 30 percent....

's reality-TV show Ace of Cakes

Ace of Cakes

Ace of Cakes is an American reality television show which airs on the Food Network. The show focuses on the daily operations of Duff Goldman's custom cake shop, Charm City Cakes, in Baltimore, Maryland; including small-business ownership, working with various vendors, tasting with customers,...

and works as executive sous chef at Duff Goldman

Duff Goldman

Jeffrey Adam "Duff" Goldman is a pastry chef and television personality. He is the executive chef of the Baltimore-based Charm City Cakes shop which is featured in the Food Network reality television show Ace of Cakes...

's bakery Charm City Cakes in Baltimore, Maryland.

Manthorne also competed with Goldman in the Halloween Haunted House Food Network Challenge

Food Network Challenge

Food Network Challenge is a competitive cooking television series that currently airs on the Food Network. Each episode, professional chefs compete in a timed competition in their professional specialty. The winner receives a check for $10,000 and a gold medal.-Format:The competitions are judged...

 and judged the Extreme Cakes competition with Goldman and Mary Alice Fallon-Yeskey. He met Duff by being in the same music social group and through Mary Alice's brother, Neil Fallon

Neil Fallon

Neil P. Fallon is the lead singer and occasional rhythm guitarist, keyboardist and percussionist for the rock band Clutch, and lead singer for The Company Band...

, the lead singer of the band Clutch

Clutch (band)

Clutch is an American rock band from Germantown, Maryland, formed in 1990. The band's first release was an EP entitled Pitchfork, which debuted in October 1990. Their first studio album, Transnational Speedway League, was released three years later in 1993. To date, Clutch has released nine studio...

.