I’m Chris Sutcliffe, a personal trainer in Leeds, I founded CSS Fitness in 2015. I’ve always loved coaching people and helping them achieve great things, so I decided to make it my life.


  • 1 Mile PB: 4.58

  • 5k PB: 17.46

  • 10K PB: 35.36

  • ½ Marathon PB: 1.21

  • Marathon (outdoor athletics track): 3 hours 29 minutes (PB)
  • Ultramarathon: 50k (31 Miles) PB – 5:03:56
  • Ultramarathon: 65k (40 Miles) PB – 7:04:28

  • Ultramarathon: 84k (52.4 Miles) PB – 9:41:43

  • 10k Same Route – Everyday For 50 Days Straight (Jan 1st – 19th Feb 2021 (500km)

  • The 3 Yorkshire Peaks: 5 hours

  • 100 Consecutive days of running for Alzheimer’s Society: 1075KM
  • Cycled 100 Miles: 6 Hours 6 Minutes
  • Cycled 150 Miles: 11 Hours 9 Minutes
  • Cycled 200 Miles: 14 hours 41 Minutes
  • Represented Bradford City & Leeds United FC

  • Founder of the Headingley Harriers Running Club

  • Designed & implemented the training program for the 2015 female champion of the Keighley 10k


To get started, simply fill out the contact form below and I’ll be in touch to arrange your free 15-minute consultation. 

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