Train Without Pain. Build Real Strength That Lasts. Enjoy life.

Private performance coaching for adults who are serious about their body—and done wasting time on random workouts.

Our mission

Our mission is to raise the standard of training.
No guesswork. No shortcuts. No wasted time.
We focus on structured coaching that helps our clients build strength, move better, and stay pain-free for the long term.
This is for people who are serious about their body—and ready to train properly.

Strength and Holistic Healing Expertise

Real strength isn’t built through intensity alone—it’s built through precision.
Our approach combines strength training with a deep understanding of movement, recovery, and injury management. Every detail is intentional, from exercise selection to progression.
The goal isn’t just to push harder—it’s to help you move better, train pain-free, and build strength that actually lasts.

Aging Well is Our Goal

Aging well is important to everyone these days. We all want the freedom to do the everyday things in life as we get older or recover from illness or injury. Regular gyms are not designed for these challenges. We are. No matter your challenges or limitations, our personalized approach to building strength, balanced with holistic healing techniques, will help you discover your own level of physical and mental well-being. Plus, we'll make sure you make new friends and have fun.

Who We Are at Powerperformance_lab

Our Story

Our Philosophy

At Powerperformance_lab, we started out as a small personal training studio on a balcony with a mission to help individuals discover their strength. Over the years, we have grown into a Full-Service Personal Performance Concierge, but our commitment to our clients has never changed.

Our Philosophy

We believe that fitness is not just about physical health, but also mental and emotional wellbeing - so you can have fun and enjoy life. We take a holistic approach to fitness, focusing on nutrition, stress management, and mindfulness in addition to exercise.

Our team of experienced trainers and bodywork practitioners has a diverse range

Our team of experienced trainers and bodywork practitioners has a diverse range of backgrounds and specialties, allowing us to provide a personalized strength-building experience for each of our clients. From 1:1 training to group classes, we have programs that can help you.

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Branislav Stefanovic

Yazmin Stefanovic-Rojas

Your Personal Performance Concierge.

Bran is a certified personal trainer, with 20+ years of experience, specializing in empowering people over 40 to build strength, improve mobility, and prevent injury, with sustainable training.

Yazmin Stefanovic-Rojas

Yazmin specializes in providing bodywork and massage therapy sessions to promote holistic health, reducing stress, and enhancing overall wellbeing.

Services

Book Consultation

Lets talk about your fitness goals and assess the right training plan and diet specifically modified for you.

1-on-1 in-person

Work with us individually and discover your new strength and vitality.

Online Coaching

If you prefer to have programs specially designed for you and have weekly check-ins.

Small group training

Training in small groups 3-6 people. Suitable if you prefer to workout in a group but still get personalized workout.

Virtual training

Train from a comfort of your home or a gym anywhere in the world or if you are busy traveling, we can accommodate your schedule.

Train Without Pain. Build Real Strength That Lasts. Enjoy life.