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PERSONAL TRAINING
WITH GSG
Our coaching team is second-to-none in expertise and reputation. All personal training sessions are programmed by an exercise physiologist and delivered by SA's leading coaches.
When you train with us we bring together our diversity of experience across: Clinical Exercise Physiology, Human Performance, Strength and Conditioning, Exercise Science, and Professional Boxing.
Rest assured that whether you are an elite athlete looking for a sports-specific strength and conditioning program to take you to the next level, or whether you have complex medical constraints that require careful consideration before jumping back into exercise, we are equipped to tailor a program for you!
MEET OUR
GSG TRAINERS
With unmatched professionalism and care, we will support you to reach your fitness goals.
GEORGE CROUCH
George is the Director of GSG, an exercise physiologist, and a strength coach with over ten-years of experience in exercise science.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
FRED ZZIWA
GEORGE CROUCH
George is the Director of GSG, an exercise physiologist, and a strength coach with over ten-years of experience in exercise science.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
FRED ZZIWA
GEORGE CROUCH
George is the Director of GSG, an exercise physiologist, and a strength coach with over ten-years of experience in exercise science.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
FRED ZZIWA
GEORGE CROUCH
George is the Director of GSG, an exercise physiologist, and a strength coach with over ten-years of experience in exercise science.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
FRED ZZIWA
GEORGE CROUCH
George is the Director of GSG, an exercise physiologist, and a strength coach with over ten-years of experience in exercise science.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
George has trained elite athletes across the world, from a variety of sporting disciplines, that include professional boxers and Division 1 Collegiate Athletes.
In addition to coaching, George has a strong background in clinical exercise testing and research with current publication pending in the National Journal of Strength and Conditioning Research.
George attained his Masters in Exercise Physiology at Ithaca College by research and holds a Bachelor of Science (Nutrition, Human Movement) from UniSA.
George is also an experienced middle and secondary school educator with Teachers Registration with the Board of South Australia.
George is an experienced boxing coach with Boxing Australia Level 2 Coaching certification.
MARIAH TORRES
Mariah is a proud Alyawarre woman from the Atnwengerpp community in Central Australia, Northern Territory, and a graduate of the Flinders University Bachelor of Exercise Science program.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
After joining GSG in 2021, Mariah has worked to create a space for Aboriginal and Torres Strait Islander clients where they are culturally safe and feel at home, as part of one big family/community.
As one of the few Aboriginal Exercise Scientists within Australia, Mariah aspires to be a role model for her people.
ALEX JOSIPOVIC
Alex is an Exercise Physiologist and has been practising within the sport and exercise industry for almost 4 years.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
Alex has played football (soccer) his entire life, playing within the state domestic leagues and training experience with European clubs. Away from team sports, Alex’s coaching background of CrossFit elevated his passion and love for strength and conditioning.
In addition to group fitness classes, Alex’s passion extends to clinical work, working with clients to achieve their best quality of life through exercise management and rehabilitation.
Alex completed his degrees through Western Sydney and Charles Sturt Universities, moved to Adelaide in 2022 and currently completing his Food Science and Nutrition degree with UniSA.
CHELSEA ROBINSON
Chelsea is an elite softabll athlete with a Bachelor's degree in Exercise and Sport Science. She has years of experience in 1:1 coaching and group sessions, and specialises in applied strength and conditioning. Chelsea loves bringing out the best in the people she trains, and pushing them to realise what they can do.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
Chelsea has represented Australia at the Softball Asia Pacific Cup, World Cup, and has played professionally in the USA. She currently plays state-level softball and is the A Grade Captain for the Walkerville Softball Club.
MARK SIMPSON
Mark is the one of our lead Boxing Coaches with Boxing Australia Level 1 Coaching certification and former state title champion.
LEAH GERAGHTY
Leah is a ASCA qualified Strength and Conditioning coach, 2023 Exercise Science graduate and class of 2025 Master of Clinical Exercise Physiology candidate. She is passionate about highlighting the importance of evidence based exercise programming and delivery, as well as creating an inclusive and motivating environment for you all! As well as being involved in general strength and conditioning herself, she has a background in endurance based sports competing at state level since a young age.
FRED ZZIWA
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