Barre Certified by Barreworks: Faculty

The Barreworks training system was created by a team of fitness experts, yoga instructors, & dance professionals. Learn more about our Master Trainers below!

Leni C.

Leni Calosing

Leni is a movement specialist who takes a holistic approach to health and wellness.  She is a certified Gyrotonic and Gyrokinesis Instructor, practicing in this modality for over 15 years.  She specializes in injury prevention and rehabilitation. Her clients’ needs range from professional athletic training to stroke recovery to pre/postnatal health.  Leni finds it exhilarating to watch the transformative and healing aspects of movement, especially in circumstances where clients are able to move in ways that they never thought were possible.  Rejuvenation in all areas of life is important to Leni.  As a Certified Master Life Coach, she works with clients to move past their existing barriers and create the fulfilling lifestyle that they desire. Leni has been involved in creating and growing Barreworks since its inception and directs the Instructor Training and Programming.  She is excited to build and expand the Barreworks community with the Instructor Certification Program.

Tricia T.

Tricia Tomiczek

Tricia is a Master Trainer at Barreworks. Tricia has extensive theoretical and practical experience in yoga, pilates and dance. Tricia’s love for movement began in dance classes as a very young girl. While completing her Bachelor of Fine Arts in Performance Dance at Ryerson University, this passion for movement evolved into a curiosity of the human body and wellness. Tricia continued her profession in movement while completing her Hatha Yoga teacher training with The World Conscious Yoga Family, who teach a holistic approach to yoga. Tricia also teaches STOTT Pilates mat and reformer, Schwinn spin, TRX suspention trainer, Grid foam roller, and specializes in Pelvic floor, diastasis, and post natal rehab. With such a diverse skill set, Tricia’s classes are always tailored to who is in the class and what they wish to focus on in that present moment. Tricia brings energy, focus, and a deep understanding of body awareness to each class and encourages students to follow personal and balanced wellness regimes tailored to their fitness level. Tricia’s classes are designed to enhance student’s lives physically and mentally, in a comfortable, friendly, fun and secure environment.   


Joanna Eisen

Joanna is a barre & pilates instructor, personal trainer and pre and post natal specialist. She is also the Assistant Manager, Barre Certified Coordinator and Master Trainer at Barreworks. Joanna grew up dancing competitively and completed her post-secondary education with a major in dance.  After becoming certified by Barreworks in 2015, she began to further develop her fitness knowledge, obtaining her certification in Pilates through Body Harmonics and Pre and Post Natal Fitness through Bellies INC. Joanna then completed an extensive training through Barreworks to become a certified Master Trainer. In 2017, Joanna joined Puma's Team Faster, an ambassador program recognizing elite trainers in their field. She then travelled with Puma to NYC to co-teach the first ballet inspired workout at the Lincoln Center with the New York City Ballet and 500 participants. 

Joanna's energy, enthusiasm, and creativity makes her classes fun and challenging! As a diastasis expert, and pre and post-natal fitness specialist, Joanna works with clients privately to help them retrain and recover in a safe, effective and efficient way. Her focus on core and pelvic floor re-training is one of the reasons clients see such dramatic results in the way their bodies look, move and feel! Joanna is grateful for the staff and clients that make the Barreworks community so special.


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Kathia Wittenborn

Originally from Montreal, Kathia is a Toronto based dancer and movement specialist. She is a graduate of Le Conservatoire de Danse de Montréal, Ballet Divertimento, and The School of Toronto Dance Theatre where she was the recipient of the Kathryn Ash Award. Kathia has also participated in various professional development opportunities throughout North America and Europe including ImPulsTanz (Vienna) and Springboard Danse (Montreal).

As an independent dancer, Kathia has had the privilege of working with with artists and companies such as Amanda Acorn, The Go To Company, and Tribal Crackling Wind (Peter Chin). Her work in Chin's Woven received a Dora Mavor Moore Award for Outstanding Performance (ensemble). She is currently working with Marie Lambin Gagnon, Shannon Litzenberger, and Alysa Pires Dance Projects on works that will be presented in Fall 2018.

Kathia's dance practice traverses into her work as a fitness instructor, personal trainer, and teacher trainer. She has worked with Barreworks since 2014 where she continues to share her knowledge and passion for movement and                                                                                                                wellness. She has also taught specialized movement workshops across                                                                                                                          Toronto, Montreal, and Kuujjuaq, Nunavik. She is certified in Barre by                                                                                                                                Barreworks, Professional Trainer Specialist by CanFitPro, Myofsacial                                                                                                                                  Compression Techniques by Trigger Point, and Pilates Mat by Body                                                                                                                                  Harmonics.