Kerry, together with his wife Janet founded Betta Bodies Gymnasium in Denton, Manchester in July 1987 and some of the top names in the last three decades of bodybuilding have trained or visited there including Dexter Jackson, Jay Cutler, Mustafa Mohammad, Phil Heath, Kevin Levrone, Shawn Ray, Chris Cormier, Gunther Schlierkamp, Bertil Fox, Dennis James, Tom Platz, Lee Priest, Ernie Taylor, Joanna Thomas, Sonny Schmidt, Mike Quinn, Robby Robinson, Frank Richardson, Paul Dillett, Samir Bannout, Lou Ferrigno and Dorian Yates.
He has personally trained or advised hundreds of professional and amateur boxers including Ricky & Matthew Hatton, Matthew Macklin, John and Joe Murray, Jamie Moore, Alex Arthur, Kevin Mitchell, Anthony Farnell, David Price, Frankie Gavin,[5] Tony Jeffries[6] and the Cambridge University Boxing Club for their 100th varsity match with Oxford.
[7] Recently, Kerry has been sought out for advice and nutrition products by Anthony McGann & Lee Gwynn from the Wolfslair Mixed Martial Art Academy for its stable of fighters including Michael Bisping, Paul Kelly, Mario Sukata, Hall of Famer Mark Coleman (one of only five UFC hall of famers) and Quinton "Rampage" Jackson.
Kayes has appeared in the HBO Emmy award winning[13] television program 24/7, featuring the buildup to the Ricky Hatton, Floyd Mayweather bout in December 2007.
The documentary is about the ex Coronation Street actor Scott Wrights 12-week transformation and appearance as a guest poser at the UKBFF Northwest bodybuilding show in 2008.
[22] Kayes appeared on the front page of the Monday, 13 May 1985 edition of the Telegraph & Argus in a photo that depicted him comforting a woman at the scene of the Bradford City Football Club fire disaster.
[citation needed] He was tasked with informing Simon Robinson, a bodybuilder whom he had been mentoring, that his leg had been amputated when he awoke from a coma after a car accident on 25 March 1998.