Jason Jackson
Clissold Leisure Centre
London
20 votes
About
Qualifications
Specialisms
Location
Reviews
About
I’m Jason, a Personal Trainer with over 12 years of experience helping people transform their bodies, rebuild their confidence and achieve results they once thought were out of reach.
You may know that you need to make a change but struggle with motivation, consistency or knowing exactly what to do. My role is to give you the structure, accountability and support needed to stop starting over and finally make lasting progress.
Through strength training, boxing, HIIT and bodyweight training, I create challenging and enjoyable sessions built around your fitness level and goals. Whether you want to lose body fat, build strength, improve your fitness or achieve milestones such as your first pull-up, we will work towards results that make you feel proud of what your body can do.
My coaching style is energetic, honest and supportive. I’ll challenge you when you need it, encourage you when things feel difficult and make sure every session has a clear purpose.
I’m passionate about helping people become stronger, more disciplined and more confident, both inside and outside the gym.
You may know that you need to make a change but struggle with motivation, consistency or knowing exactly what to do. My role is to give you the structure, accountability and support needed to stop starting over and finally make lasting progress.
Through strength training, boxing, HIIT and bodyweight training, I create challenging and enjoyable sessions built around your fitness level and goals. Whether you want to lose body fat, build strength, improve your fitness or achieve milestones such as your first pull-up, we will work towards results that make you feel proud of what your body can do.
My coaching style is energetic, honest and supportive. I’ll challenge you when you need it, encourage you when things feel difficult and make sure every session has a clear purpose.
I’m passionate about helping people become stronger, more disciplined and more confident, both inside and outside the gym.
Qualifications
Level 2 Fitness Instructor
Level 3 Personal Trainer
Level 3 Personal Trainer
Specialisms
Weight Loss / Body Fat Reduction
Strength Training
Strength Development
Boxing Fitness Training
HIIT (High-Intensity Interval Training)
Bodyweight Training
Strength Training
Strength Development
Boxing Fitness Training
HIIT (High-Intensity Interval Training)
Bodyweight Training
Location
20 Reviews
20 out of 20
Great intro session. He made sure to stress that progress takes time rather than promising crazy fast results just to get my money. Respect that a lot.
Marcus
Left the consult with a way better understanding of what I actually need to work on. Didn't feel judged once about how out of shape I am.
Josh
Jason doesn't just train your body, he helps you fix your daily habits. My life outside the gym has leveled up. etter sleep, more focus, and way less stress!
Lindy
My core stability has completely transformed my running. Shaved 3 minutes off my 5k time and lost a solid 10 lbs along the way. Couldn't recommend Jason enough
Esthefany
I’ve tried every fad diet and gym program out there. Jason is the first trainer who helped me see real, lasting weight loss. My whole outlook on life is just way more positive.
Eliana
I’ve tried every fad diet and gym program out there. Jason is the first trainer who helped me see real, lasting weight loss. My whole outlook on life is just way more positive.
Chery
Jason took the time to assess my movement during our consult and caught a hip imbalance I didn't even know I had. Really knowledgeable guy!
Joy S.
Two words! Core power. I came to Jason with awful posture from sitting at a desk all day. Three months in, my core feels rock solid, my shoulders aren't hunched, and I walk into room with a presence I never had before.
Rafael
Down 18 lbs so far, but the weight loss is honestly just a bonus. The real win is how much my confidence has shot up. Jason pushed me when I needed it and held me back when I was overdoing it
Harry
I walked into the consultation feeling completely overwhelmed by all the fitness nonsense online. Jason cut right through the noise and mapped out a simple starting point. No pressure at all, just good vibes!
Sulainatu
Super laid-back approach. We talked through my diet, sleep, and what’s kept me from sticking to a gym routine in the past. Really appreciated his honesty.
Emily
From a weak core and constant sluggishness to feeling athletic and confident every day. Jason isn't just a trainer, he's a complete life changer for me.
Dwayne
⭐️⭐️⭐️⭐️⭐️
Outstanding Trainer with Years of Expertise, Elite Skill, and Real Heart
I see Jason at the gym every single day, and I cannot recommend him highly enough. He is an exceptional, qualified Personal Trainer with over a lot of experience helping people completely transform their bodies and rebuild their confidence. He truly helps people out of the absolute generosity of his heart.
I first trained with him in boxing, which was fantastic, but where he truly blew me away was how he handled my injuries. When the tears in my hip and my back left me completely lost and not knowing what on earth to do, Jason stepped in. He gave me tailored exercises and structural movements that completely saved my routine and protected my body. He has a profound understanding of how to adapt training around injury and recovery, and he knows exactly how to give you the perfect balance of structure, support, and accountability. He is also incredibly knowledgeable when it comes to weight loss, strength development, and body recomposition; he gives great advice and specific exercises to lean down exactly as you want to.
Jason is a high-level athlete himself, yet he is so remarkably humble that he never boasts about his own achievements. What truly sets him apart is his coaching style. He brings an energetic, honest, and positive energy to every single session, making sure you work hard but enjoy the process. Most importantly, he is deeply respectful, an excellent listener, and remarkably compassionate when you are struggling or facing physical obstacles. If you want to stop starting over and work with a trainer who combines elite technical expertise with genuine care, Jason is your guy. He completely deserves all the success and new clients in the world! Coralie
Coralie Le Berche
Outstanding Trainer with Years of Expertise, Elite Skill, and Real Heart
I see Jason at the gym every single day, and I cannot recommend him highly enough. He is an exceptional, qualified Personal Trainer with over a lot of experience helping people completely transform their bodies and rebuild their confidence. He truly helps people out of the absolute generosity of his heart.
I first trained with him in boxing, which was fantastic, but where he truly blew me away was how he handled my injuries. When the tears in my hip and my back left me completely lost and not knowing what on earth to do, Jason stepped in. He gave me tailored exercises and structural movements that completely saved my routine and protected my body. He has a profound understanding of how to adapt training around injury and recovery, and he knows exactly how to give you the perfect balance of structure, support, and accountability. He is also incredibly knowledgeable when it comes to weight loss, strength development, and body recomposition; he gives great advice and specific exercises to lean down exactly as you want to.
Jason is a high-level athlete himself, yet he is so remarkably humble that he never boasts about his own achievements. What truly sets him apart is his coaching style. He brings an energetic, honest, and positive energy to every single session, making sure you work hard but enjoy the process. Most importantly, he is deeply respectful, an excellent listener, and remarkably compassionate when you are struggling or facing physical obstacles. If you want to stop starting over and work with a trainer who combines elite technical expertise with genuine care, Jason is your guy. He completely deserves all the success and new clients in the world! Coralie
Jason spent forty-five minutes breaking down where I was going wrong with my home workouts. Even though it was just the free consult, he gave me so much clarity. Signing up next week!
Tanya O.
Working with Jason completely changed my daily routine. I used to feel exhausted by 2 PM every day. Since building my core strength and getting consistent with workouts, my energy at work and home is night and day.
Dash
Honestly, I expected a high-pressure sales pitch, but Jason just wanted to know about my routine, my injury history, and my goals. Left the free session feeling hopeful for the first time in years.
Kali
I started with Jason three months ago barely able to do a proper plank. My core strength now is unbelievable—no more lower back pain when I pick up my toddler! Beyond the physical side, my overall life quality has jumped massively. I actually look forward to mornings now.
Brandy
Had my initial chat with Jason yesterday. I was super nervous walking in, but he immediately put me at ease. Didn't push a hard sale on me at all, just listened to what I wanted to achieve and gave me a few really practical tips right off the bat.
Joe
Jason Jackson has been a very helpful P.T. and has successfully helped me lose 100lbs of fat in just 3 months. I started at 600lbs and I am now around 470. I am much more confident in my body and Jason has done a great job bullying me into losing weight in a beneficial and healthy way for myself. Would recommend to anyone else above 500lbs looking to start training. This guy is your go to!
Ayyub
Jason Jackson has been a very helpful P.T. and has successfully helped me lose 100lbs of fat in just 3 months. I started at 600lbs and I am now around 470. I am much more confident in my body and Jason has done a great job bullying me into losing weight in a beneficial and healthy way for myself. Would recommend to anyone else above 500lbs looking to start training. This guy is your go to!
Ayyub (from Somalia)