Lawrence Cronk   Enduraprep

Triathlon, Swimming, Cycling & Running.

Single discipline to ultra endurance multi-sport Events.

Bespoke coaching and performance testing to help you meet your fitness, training and competing goals. Athlete guidance is tailored towards each individual’s goals, ability and lifestyle constraints. Whether you are a beginner or regularly compete you can be sure to benefit from having the right structure, guidance and advice.


Head coach, Lawrence Sven Cronk, has been active and athletic his entire life.

Since leaving university, he has become an endurance sports enthusiast and coach. He regularly competes in running (10k to ultra marathon), cycling (including cycling across the USA & TT’s), adventure races, swimrun & triathlon (Olympic, middle distance and IRONMAN).

Lawrence has represented the Great Britain Age Group Team for the Long Distance Triathlon in both the European and World Championships and qualified for the ÖTILLÖ SwimRun World Championships with wife Laura.

He takes a thorough and scientific approach to training, which carries through in his work coaching others.

Qualifications and Experience in:

Swim Coaching
Running Coaching
Cycling Performance Analysis
Triathlon Coaching - IRONMAN Certified Coach
Personal Training
Indoor Cycling Classes
BSc (Hons) Economics and Management
First Aid


Taffs Well
United Kingdom

Preferred Athlete Levels

Beginner, Intermediate, Advanced


1-on-1 Coaching, Group Coaching, Local Coaching, Remote Coaching, Strength Training, Run Analysis, Swim Analysis

Sport Types

Triathlon, Road Cycling, Running, Duathlon, IRONMAN, XTERRA, Swimming, Personal Training, Adventure Racing




Taffs Well
United Kingdom
CF15 7PS