19th Ave New York, NY 95822, USA


Corethentic is a workout program based on Dance, Pilates, Functional Fitness and Cardio, designed to target and engage every part of your body through your core.
meet our
Flic Manning
Corethentic Creator

Flic has 27 years experience in the dance industry as a performer, teacher and choreographer; working on musicals, music videos and in dance studios across Australia. She became a Personal Trainer and Group Fitness Instructor to inspire others to value their health. Specialising in the Core, she immersed herself in fitness to hone her skill-set, before creating the ideal combination of both of her worlds; Corethentic.

Tammy Bills
Corethentic Instructor

Over the past 15 years Tammy has pursued her passion for Dance, Musical Theatre and Fitness. Completing Left Leg Studio’s Musical Theatre course in 2017, she continued performing at various events in Melbourne, Australia, including the Michael Jackson King of Pop Show. These experiences led to a interest in how the human body functions, motivating her towards studying a Double Degree in Health Science and Osteopathy.

Sofia Toumbas
Corethentic Instructor

Sofia is an Exercise Science Teacher and Personal Trainer. As a fitness competitor she uses competitions as a way of further educating herself on the wonders of her own body and mind, in order to develop her knowledge and understanding to pass on to her clients and students. With over a decade of industry experience she strives to open minds to new perspectives and opportunities to meet health and fitness goals.