Welcome to Oasis Fitness Center

Our philosophy at Oasis Fitness Center is to provide a facility for the community that is here to support you in your quest for lifetime health and fitness.  We strive to create a desirable environment where people can achieve their goals, promote positive image and enhance their health and well being while working together in harmony with the local community. 

Our Team


Rebecca was born in Chicago, grew up in Buffalo, NY and graduated from Arizona State University with a degree in Broadcast Journalism. Rebecca is fluent in Spanish, thanks to her mother who is “Tica” (Costa Rican); she also studied Spanish in Costa Rica before college and is a Dual Citizen of Costa Rica and the USA. Rebecca is a Licensed Real Estate Agent and owns a well known Real Estate & property management company, Blue Water Properties of Costa Rica, since 2006.  Becky and her family live in Playa Flamingo in Guanacaste. She saw the need to open a quality gym alongside her partner Georgina Balke, for the entire community. The dream came to fruition on December 4, 2020! Health and wellness is a big part of Rebecca’s life and she wanted to inspire others to feel better about themselves mentally and physically. 


Georgina was born and raised in Argentina. After her post-secondary studies, she became an English teacher and a translator. It was through working as a translator that she met her husband in 2001 and subsequently moved to Texas where she started a family. She has two children, Hunter and Georgina.

Her love for fitness has led to becoming a certified personal trainer, Zumba and Bootcamp instructor and she has competed in Bodybuilding competitions.

After her move to Costa Rica in 2015, Georgina started selling Real Estate in the Flamingo area and continued to teach clients as a personal trainer and running Bootcamp classes locally three times a week. After some time, she realized her strong desire to open a new modern gym for the community with state of the art equipment, on hand comprehensive instruction and a welcoming family atmosphere. And so Oasis Fitness Center was born!


Katherine Guzmán was born and raised in Santa Cruz, Guanacaste. She has always been a lover of the sun and the beach. At the age of 14 she decided to explore the area and moved to Huacas where she currently resides. Katherine has an extensive background in food and beverage but decided to eventually make a move to the health and wellness sector. She has no regrets and feels at home helping inspire others with the gift of health and wellness on a daily basis! She feels that oasis fitness center team is truly family and that is why she decided to become part of it. It truly is her dream come true! Katherine is passionate about training and helping people to achieve their desired goals.


 Fran was born in Nicaragua. At the age of 5, he came to Costa Rica with his family and when he was 15 years old he got a job working at a gym in Tamarindo. When he was 20, he went to experience another side of the world and lived in Sweden for a year, visited India where he worked at a local gym and learned about different cultures and styles of living.
After his adventure around the world, Fran came back to Costa Rica where he went to work for a local gym for about three years. Fran has  always had a dream: He wanted to create a space where he could help people achieve their fitness goals and become the best version of themselves. In the meantime, he had an opportunity to become an integral part of the Oasis Fitness Center, and he made the most of it by personal training and sharing his knowledge with gym’s members. Fran  has a passion and love for educating people about fitness and wellness. It is through his numerous certifications in personal training as well as his extensive experience in the gym industry that he has become a successful trainer and a key part of the Oasis Fitness Center.


Denis was born and raised in Nicaragua. In 2012 he moved his life to Costa Rica and made Playa Grande his home. The tranquility of the area led him to exercise and there began the entire journey of the fitness world. He started working at a gym and it was then he realized that fitness was his passion and he wanted to help and train others to improve their health and lifestyle. His passion of fitness led him to study and obtain multiple certificates in personal training and in different training methods. Through a friend that he met through training, he decided to start a project where he suggested the idea of ​​accompanying him and starting a new adventure. Denis decided to follow his lead and because of that he is a part of the great team at the Oasis Fitness Center!

Join Us

Gym Membership Guanacaste


$ 45
Gym Membership Costa Rica


$ 30
Free Weights Gym Guanacaste


$ 1
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