Ong Wei Chaai

NCSF Certified Personal Trainer

Wei Chaai believes that training should be both fun and challenging. His philosophy is simple: train hard, enjoy the process, and never settle. He wants clients to walk away from each session not just stronger, but better informed about exercise, movement, and what their bodies are capable of. His goal as a personal trainer is to help people learn something meaningful that they can carry with them for life and even pass on to others.

Coming from a background in hospitality, tourism, and marketing, Wei Chaai brings a supportive, people-focused approach to coaching. He specialises in strength training and pre and post natal exercise, guiding clients through purposeful, safe, and progressive sessions that help them grow with confidence.

As a competitive powerlifter and national record holder in the U66kg category, he understands discipline, resilience, and what it takes to perform at a high level. He now brings that same drive to help clients reach their potential.

His philosophy: There is always something to improve on. Never settle.

Qualifications

NCSF Certified Personal Trainer
Bachelor in Hospitality Tourism Management & Marketing (Double Major)
Powerlifting Singapore National Referee
CPR & AED Certified

Sporting Achievements

Multiple National Record Holder in U66kg
National Representative of Singapore in Powerlifting
Powerlifting Singapore Combined Nationals 2025, U66kg 2nd Place
ReFormd Powerlifting Classic III, U66kg 1st Place
Asian Pacific Powerlifting Championship 2023, U66kg 1st Place
Asian Powerlifting Championship 2023, U66kg 2nd Place
IPF Southeast Asian (SEA) Cup 2022, U66kg 2nd Place
Asian Powerlifting Championship 2018, U66kg 2nd Place

I have been training with Wei Chaai since the beginning of the year. I can see myself getting stronger. He gently encourages me each week to ensure I make progress in my strength. He ensures my form is always correct to avoid injuries. He also guides me on nutrition that fits my lifestyle. I’ve seen noticeable improvements in my energy, confidence, and overall health.

Signed up 20 lessons with Wei Chaai with existing scoliosis. Wei Chaai is patient and knowledgeable in his fitness domain explaining the intent of each exercise. He plans a regime thats suits my condition,to progressive builds up my core strength, strengthened my legs and eventually progressed to deadlifts and barbell squats. A fruitful 5 months of training with Wei Chaai which i enjoyed all the workout and benefited greatly, i witnessed my overall strength and ability improving. Thank you

Wei Chaai is an absolutely fantastic personal trainer! From day one, he made me feel comfortable and motivated, tailoring each workout to my fitness level and goals. His knowledge, patience, and positivity are truly inspiring. He pushes you just the right amount, always encouraging and making workouts both effective and enjoyable. Thanks to Wei Chaai, I’ve seen incredible progress, not just in strength and endurance but also in confidence. He genuinely cares about his clients and goes above and beyond to ensure you stay on track. Slay~

I recently had a trainer Wei Chai and I couldn’t be happier with the experience. Wei Chai was incredibly professional, knowledgeable, and encouraging. He took time to understand my goals. His positive energy and attention to detail made the session enjoyable, even though it was just a one introduction session. I appreciate how he focus on proper technique to prevent injury and maximize results. If you’re looking for a skilled, supportive, and genuinely motivating trainer, I highly recommend Wei Chai. I’m so glad I made the decision to invest in this on time off session as I learned a lot on all the equipments at the gym.

Wei Chaai was very friendly, encouraging and professional, i love how it was very guided and kept making sure that i was comfortable w the exercises and suited my goals