Meet Our Fabulous Gymnastics Coaches
All our staff are fully vaccinated, have passed their NSW working with children check and hold current first aid qualifications.
TAMZIN MC SWEENEY
Owner & Programme Director
Tamzin is the founder and programme director and is extremely passionate about child development through gymnastics. She relocated to Sydney with a vision to build the sport of gymnastics and improve young children's movement vocabulary through basic gymnastic skills. She is a qualified International Women's Artistic Gymnastics coach (FIG level 1) and holds an Advanced Coaching Accreditation through Gymnastics Australia.

KRISTINA KNAGGS
Team Leader
A proud Newtown local and mother of two, Kristina has been leading our team at Gymkidz since January 2022. A former competitive gymnast in England, she then deepened her understanding of child development as a Primary School Teaching Assistant. Kristina brings a diverse background to her role as our team leader and is passionate about harnessing the power of gymnastics to enrich children’s lives both in and out of the gym. She loves fostering a supportive environment for our coaches and strengthening the local Gymkidz community.

Alexandra (Allie) Koldeway
Recreation & Kindergym Coach
Allie comes to Gymkidz with more than five years of experience coaching gymnastics in the United States and many more years of experience as a competitive gymnast and ballet dancer herself. She loves encouraging kids to develop their talents in the gym and try things that are new to them. She is currently a PhD candidate at the University of Sydney in the department of Government and International Relations.

Jo Tipler
Recreation & Kindergym Coach
Jo’s love for gymnastics began in England, where she competed in acrobatic gymnastics at a regional level and regularly performed on stage and at local festivals with her club. She is passionate about helping children build strength, confidence, and a love of movement through gymnastics, and loves sharing her knowledge and enthusiasm with the Gymkidz community.
Since moving to Sydney, Jo has continued her passion for health and wellbeing through ocean swimming and yoga, and is now a qualified yoga teacher.

Natalie Heaydon
Recreation & Kindergym Coach
Originally from New York City, Natalie has been passionate about gymnastics since she was just 3 years old. She competed up to Level 6, building a strong foundation in the sport she loves. With years of experience working with children through babysitting and coaching, Natalie is known for her warm, encouraging approach. She’s dedicated to helping every child build confidence, skills, and a lifelong love of movement.
We're always on the lookout for amazing coaching talent. Enquire about our Casual and Part-time roles available in 2022
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