"I do cardio dance with Katherine Greiner -- she is very inspiring. She doesn't only know about cardio dance, she knows about sleep, diet, yoga, stretching."
- C.M., Beauty Editor

"Katherine's energetic spirit and full-body workout keeps me on my toes and has transformed my body. The exercises are constantly changing and challenging my body. Fun and effective!"
- H.R., Model

"In my 30+ years of regular exercise, it is only working with Katherine that I have finally got tone and definition. Her vast knowledge of movement alternatives, 100% reliability and on-timeness are examplary as is her bright personality."
- A.E., Hedge Fund Manager


An In-Room Hotel Workout with Katherine Greiner


Katherine Teaches UHS Students About Health & Fitness


"Katherine, is a completely versatile and hands on as a trainer, her vast knowledge of dance, make work outs fun and challenging"
- H.J., Celebrity Hairstylist

"Katherine ROCKS! I have been training with her for two years and she always manages to keep the work out interesting in a very hard and intense way with a smile on her face the entire time. She truly is a knock-out and it's fun to work out with her because her body is so in shape and thus so inspiring. I LOVE HER!"
- J.E., Mother of Four

"Katherine is amazing. Her workouts are fun, creative and effective. Having worked with her before, during and after my pregnancy she got me back into shape quickly and safely."
- M.G., Marathon Runner & New Mother

"Katherine has an unbelievable way of personalizing a comprehensive exercise plan of achieving a highly toned body and physical strength. She focuses on small muscle groups that are the key to a firm body. Her positive energy and attitude make time fly when we workout."
- N.A., Concert Pianist