Plato Academy Board of Directors

Louis Kokkinakos - Chairman

Louis Kokkinakos is a local businessman with extensive involvement in philanthropic societies and organizations. He is President of the Foodservice Restaurant Partners Group. He has served as President of the St. Stefanos Greek Orthodox Church in St. Petersburg. He is a strong advocate of the Plato Academy Schools and believes in an active Board dedicated to the Schools’ continued success.

John Petalas - Vice Chairman


John Petalas is a successful entrepreneur in various business fields, especially in catering and restaurant management. He is strongly involved in the community and has expertise in fundraising. He is owner of the Seminole Subs restaurants. His son attended Plato Academy, and he remains very committed to ensuring that the Schools continue to provide a first-rate education.

Yale Walker - Treasurer

Mr. Walker is the founder and owner of Walker Wealth Management. He is in the Leadership St. Pete class of 2021 which is one of the oldest leadership programs in America, uniting executives from many different fields, and a part of the St. Petersburg Area Chamber of Commerce. As a participant in Leadership St. Pete, Mr. Walker is committed to the growth of the St. Petersburg area, professional development to enhance community acumen, and making an equitable difference in the community. Mr. Walker attended Eckerd College, where he studied International Business and is the proud father of two Plato Academy St. Petersburg students.


George Antonaklas - Secretary

Mr. Antonaklas is a retired law enforcement officer, a successful entrepreneur in the hospitality industry, and a licensed Florida real estate agent. He is the proud owner of George Antonaklas LLC, a real estate business brokerage and commercial real estate firm. Mr. Antonaklas graduated from the Cleveland Heights Police Academy which is part of the Tri-C College in Ohio. He is still involved in law enforcement as a certified law enforcement training instructor. Mr. Antonaklas is strongly involved in the community and has served on multiple boards nationwide.  He is a Plato Academy Seminole parent and is very committed to being an active Board member. His passion is to ensure that Plato Academy Schools continue to provide a first-rate education for all students. 


The mission of the Plato Academy Charter Schools is to assist students in achieving their full potential by requiring and nurturing high academic and behavioral standards in a safe, supporting, challenging, and enthusiastic environment, providing a well-rounded K-8 education fortified by a study of the Greek language and culture, and fostered by a commitment and cooperative effort among the school, students, parents, and community: our family.

The vision of Plato Academy Charter Schools is to progress as a family in which all are teachers and learners and are empowered and encouraged to exceed expectations, resulting in successful graduates ready to advance into their next stage of life, equipped with a well-rounded K-8 education fortified by the study of the Greek language and culture, and excited about continuing to achieve their full potential.

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