
Access 10 tracks via 1 program
Access 10 tracks via 1 program
HOW DOES IT WORK?
Follow the below steps to get started and experience the power of programming and community that’s as committed to your progress as you are.
OUR COACHES
Jak Cornthwaite
%20(1).jpg)
Owner
Jak Cornthwaite started training at CrossFit JST in its Compete Classes, later joining the coaching team in 2015. Over the years, he has coached athletes of all levels, from class members to Regional, National, and Games-level competitors.
​
In CrossFit, he was on a Regionals (Semi-Finals) team in 2014 and 2015, then qualified for the CrossFit Games in 2017 & 2019, marking the first British team to do so. He also competed individually at Regionals in 2016 (15th) and 2018 (7th), finishing as the top-ranked British male in both seasons.
Jamie Harrop
.jpg)
JST Athlete Head Programmer
Jamie is Head Programmer at JST Compete, primarily working on the main track of JST Athlete. Alongside this Jamie is also Master Coach at CrossFit Shapesmiths - one of Europe's biggest CrossFit gyms.
Jamie has worked for a decade with athletes of all levels - from those just starting their athletic career all the way to athletes who are competing at the highest levels of the sport.
Jamie Warr

JST Class Head Programmer
Jamie is Head Programmer for JST Class, writing the weekly programming that every affiliate gym on it runs. He's also co-owner of Cattle Dog CrossFit in Northampton, where he leads the coaching team.
​
Jamie has twelve years of coaching behind him. He played professional rugby for Northampton Saints before coming to CrossFit in 2017, and still competes - with podiums at Battle for Middle Ground and other UK competitions alongside JST athletes.







