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Owner of Riverview OMA Karate-do, was born in Panama City in 1970. Sensei holds a degree in Naval Engineer, Education, and a Doctorate degree in Theology. Sensei is also an Ordained Minister.  With 30 years of training in 2 traditional Karate-do styles, Sensei Oliver first trained in Shito-Ryu in Panama City.  At the age of 18 he began his journey in Shotokan Karate-do, obtaining his Black Belt certification in 1992 under the American Federation of Martial Arts (AFMA), under the instruction of Soke Cecilio Ortega in Panama, Panama City. Sensei is also a U.S.A. National Karate-Do Federation Judge and an AAU Judge & Coach.


Sensei Rafael continues his training under Soke Cecilio Ortega. 

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He is native of Tampa, since he was 5 yrs old. He holds a BS degree in Film Production and a minor in Communications, finishing up his education in Los Angeles, California at the LA Institute of Film. Senpai Ian is now pursuing his M.B.A.  He has been involved in Martial Arts since he was a teenager starting with Taekwondo, where he earned his First-Degree Black Belt, and later he switched to Shotokan Karate following Sensei Oliver's steps. Ian has vast experience working with kids and teenagers as he was a volunteer at his local library branch for over 12 years. 

Senpai Ian continues his training in Shotokan Karate-do under Sensei Rafael Oliver at the Riverview Dojo.  


Born and raised on the beautiful West Indian Islands of Trinidad & Tobago where she began her training in Shotokan Karate.  In 1995, Carolyn immigrated to the U.S. and earned her first- and second-degree black belts while residing in Ft. Lauderdale, Florida where she met and married her husband, and began her family.   She realized her dream of becoming an American Citizen in 2013.  Carolyn is a Nova Southeastern University Alum with a B.S. degree in Elementary Education and a M.S. degree in Special Education.  She has been a teacher for over 20 years and is currently an Upper Division Science teacher at Brandon Academy.  Carolyn loves working and training all her students, especially her young daughter, Aliyah, who is also enjoying her karate experience.

Senpai Carolyn continues her training in Shotokan Karate-do under Sensei Rafael Oliver at the Riverview Dojo.  


Barbara moved to the New Tampa area in 1998, from El Paso, Tx. She holds a Bachelor’s degree in Biology and worked at H. Lee Moffitt Cancer Center doing cancer research and at Meridien research as a Director for the Brooksville and Bradenton Offices.  She also holds a B.A in Theology and is working on her Master’s degree in Theology. Ms. Barbara originally from Puerto Rico, is fully bilingual in both Spanish and English. She works full time at managing the Riverview academy, After-School Transportation Program, and Summer Camp.

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Rafi, as he is lovingly called by his friends is a 1st Kyu rank (black & brown belt) in Shotokan.  Rafi began his martial arts training, Taekwondo when he was 4 yrs old, but switched to Shotokan Karate-do when he was 6 yrs old, following his brother and father's steps.  Presently, he is Senpai at the Riverview academy.  He has competed at AAU, NKF, NKF Nationals, and local Open Tournaments in both Kata and Kumite.

Academically, he is an A-honor student and an avid soccer player.  Presently, he is a competitor soccer player under West Florida Flames.  He believes that his karate training definitely has enhanced his speed and kick techniques to be able to play the forward, left/right mid field positions, indicating others that the discipline learned in Karate can be applied to various types of sports and one can become a 2 or more sport-athlete.  He continues training under Sensei Oliver & Soke Ortega.


Ms. Elfy originally from Colombia, volunteers at OMA Riverview After School Program.  A mother of two, she loves to work with children, is one of our drivers, and besides her life experiences, she brings to the academy her love, dedication, and creativity.  As part of the OMA team, she assists Ms. Barbara with the day to day program, activities, crafts, administration, & summer camp.