Latest News

If you are interested in the latest articles in the industry, take a sneak peek at our blog. You have nothing to lose!

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Enjoyable Dieting

It’s really not a diet Pizza, French fries, burgers, alcoholic drinks, soft drinks, ice cream, cookies, chocolate and other candy. I bet that you like more than one of the things just named. And you probably think you can’t eat or drink any of these things when you’re dieting, but let me enlighten you. The […]

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Introduction to Strength Training

Building strength and muscle Building muscle and getting stronger at the same time, better yet getting bigger because you’re getting stronger. That’s exactly what this workout is about. Do you want that proportionate, fit, Hollywood physique? This is the way to go, trust me when I say it is fool proof. I haven’t seen anyone […]

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Welcome to GT Fitness

Introduction Hi, and welcome to GT Fitness. In this first post I want to introduce myself and explain why is started GT Fitness. Skip to the next blog post if you would rather read about my methods, ideas and future plans, for now I’ll start off with a little introduction about myself. First things first, […]

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In order to help you build your physique, get fit or just start living a healthier life, our carefully selected experts can advise you in in the following areas:

Training and Nutrition Plans
Customized training and nutrition plan, tailored to your want and needs. We can build on your current routine or start you off fresh and write up another plan to switch to after a foundation is built.
Premium Online Coaching
It's like having a Personal Trainer at your beck and call, use e-mail or our app to contact your trainer at any time. Ofcourse this includes all the workout routines and nutrition plans you need during the coaching period.
E-books about training and nutrition
Download one of our E-books to learn about the methods we use and start writing your own programs and nutrition plans. You won't even need us anymore, and for the price of a quick dinner, what have you got to lose?


Meet the people that are going to take your fitness to the next level.

Glenn Theunissen

Glenn Theunissen

Personal Trainer

Never stop learning, strive for the best and give it your all.

    Contact us

    And we will get in touch as soon as possible.

    Sittard Netherlands
    Customer Support
    E-mail: Phone:+31 6 831 604 65

    Choose your language!

    We are available in multiple languages now.

    (It’s an experimental option)