Ana Georgescu became a rhythmic gymnast when she was three. She was part of the Junior Romanian Olympic Team with over 30 Gold International and National medals won during her career. Ana continued as a professional dancer in two well known dance companies, AEROS and Rhythmix, dancing on some of the most famous stages of the world, including on Broadway. She is a certified fitness and aerobics instructor and a rhythmic gymnastics instructor as well. In 2011 she became a Zumba® Education Specialist and now she teaches Zumba® Instructor Trainings and presents at Fitness Conventions and Conferences around the world. Ana’s passion for dance and fitness inspires and motivates thousands of people to have fun while working out and heading towards a healthy and positive lifestyle.



Ai Lee Syarief has always been athletic! She began dancing and taking gymnastics classes as a child, and at the age of 12 she discovered yet another fascinating sport — Karateí. At 17, she was a runner-up in a Shorin-Ryu Karate World Championship Kumite Tournament in Okinawa, Japan. She fought and represented Switzerland and the Malaysian National Karate Team for several years and successfully participated in many international tournaments. Ai Lee is a passionate dancer and loves hip hop, street dance, jazz and all forms of movement. In 2010 she fell in love with the Zumba®program and went on to become a licensed Zumba® instructor. In February 2012, she was selected as a Zumba® Jammer and presented her first ZIN™ Jam session. In December 2012, she was selected as a ZES™ representing Switzerland and Austria.



Born and raised in Bologna, Italy. After 7 years of competitive swimming and earning the title of Italian champion, 2 years of volleyball, he approached the Latin American dances becoming regional champion in the first year of competitive activity. Alessandro dedicated himself to the disciplines of Breakdance, hip-hop, Salsa for 4 years and in parallel he started teaching Zumba® and fit-box (Beat-t program). In 2012, Alessandro became Zumba Jammer.  For 3 consecutive years 2015-2017 he presented several zin jam sessions and a new session called “Evolution of Italian Dance” at the Zumba Instructor Convention in Orlando.  Alessandro presents Zumba® locally and internationally at some of the biggest fairs in the fitness world such as Rimini Wellness and Bibione Beach fitness Festival.



Catherine Marte is a wife, mother, personal trainer, group fitness instructor and Zumba Jammer living in Florida. She is a U.S. Army veteran who turned to health fitness as a lifestyle and a profession shortly after separating the military. She has always had a passion for dance and fitness but found the perfect balance of the two with Zumba Fitness®. She has a B.S. in Kinesiology with a focus on Exercise/Fitness Management. She always seeks to further her education and knowledge in all things pertinent to health and fitness. As a group exercise instructor, Catherine enjoys fusing her choreographies and classes with the musical styles and flavors of Africa and the Caribbean. She operates as a choreography specialist, a Zumba Jammer, for Zumba Fitness where she holds exclusive instructor workshops. She has been blessed with the opportunity to be a presenter of “Dancehall Mashup” at the 2013, 2014, 2015, 2016 and 2017 Zumba® Instructor Conventions held in Orlando, FL and has also presented at many Zumba® Academies held worldwide. In 2016 and 2017 she performed in the Zumba Fitness® Concerts in front of 8,000 participants.

Oklahoma, U.S.A.


Ecem was born and raised in Turkey. She became a Zumba® instructors in 2013 and shortly after became a Zumba® Jammer and recently a Zumba® Education Specialist who travels around the world to spread the Zumba® passion. Ecem was recently part of the selected team for the Zumba® Fitness Concert at the Zumba® Convention 2017 in Orlando, Florida attended by 7000 Zumba® instructors from all over the world. She is well known in Turkey and has quite the impact on her local community.



Hender is originally from Venezuela and now lives in the United Kingdom. He has been dancing salsa since a young age and became a professional Salsa dancer. In 2007 he became a Zumba® Fitness Instructor. His life long passion for dance and dedication to fitness made me a natural fit for the Zumba® program. He is one of the Zumba® Educational Specialists for the UK.



Natalie Constanti Is the Uk & Ireland Master Trainer for STRONG by Zumba. A Former Tae kwon-do Champion Ex Professional Dancer Physique Fitness competitor All forms of movement are her passion Calisthenics fitness is her lifestyle! Yes, she placed top 4 at the European WBFF Diva Fitness Model competition, has won many multiple national UK Taekwondo championships & a 4th place world ranking. From dancing on the X Factor and presenting around the world she is grateful to wake up every damn day and love what she does! Each discipline along with her extensive dance & fitness qualifications, her drive for knowledge and continued education has given her the fundamental skills to make her a versatile educator and fitness presenter. Her role is to educate, inspire and motivate individuals to take a leap of fitness faith.



A professionally trained dancer with extensive experience in the field of both dance and fitness, for over 17 years. Sandra has been Instructing, teaching and training since 1998, and has been in the Dance/Fitness and performance industry since leaving College, as both Professional Dancer/Choreographer and then moved into the fitness sector. She became Zumba® Instructor in 2010 and then not long after, gained the role as a Zumba® Jammer and has been a Zumba® Education Specialist since 2014. Sandra travels globally, training students to become Zumba Instructors and also in specialist formats and Masterclasses. She has also presented for Nike Asia and Fibo China. Sandra was the featured presenter and choreographer on the One-on-One ZIN 50 and Co-presenter on ZIN 73 Live Class. Sandra has written and presented sessions at the Zumba Instructor Convention every year since 2012 She created Urbanize, Drop It Like A Boss and the brand new session this year, The Fierce Factor. Sandra has a varied experience of many different genres – From Hip Hop, Street, Ragga, Dancehall to Ballet, Jazz and Contemporary and has successfully tied this into fitness for the last 6 years.



In 1997, Umar was fortunate to be selected into the Indonesian National Karate Team and went on to win 2 Gold medals in the SouthEast Asian Games. From there, he never looked back; he went on to represent his country in many International Karate Tournaments and won many International Titles. In 2003, he stopped his studies in the University to pursue his passion for Karate. Then, in 2004, he trained in various European countries with well know Kumite Masters and won the European Master Cup twice. From 2005 until today, Umar Syarief was honored and made Captain of the Indonesian Karate National Team. Obviously, Umar had his share of injuries in this sport art and had his first knee surgery the same year, followed by another 5 surgeries over the years, but he kept competing in high level competitions and in 2013,won a Gold medal at the South East Asia Games in Myanmar. Umar Syarief is a well-respected Karate Athlete and a National Hero to the Indonesia people. He will be the national coach for a karate team in Indonesia from 2019-2023. Umar is based in Switzerland where he has his own studio and teaches Karate, Martial Arts, and Functional trainings. He has been a STRONG by Zumba Master Trainer for Indonesia since 2017.