OK SERVICE is the national leader for educational programs of courses with open participation on the Romanian market and a performance based training company. With an experience dating 20 years back, both on the Romanian and the international market, the company implements personal and professional development programs, accredited courses and graduate programs. Personal and professional development programs are aimed at improving individual and organizational abilities and raising personal and professional performance. Programs are tailored to individual needs present on national and international markets. Additionally, OK SERVICE cooperates with universities and other education organizations worldwide in delivering training and research study programs for Romanian managers. Such programs are designed so as to link managerial practice to the best theories at international level. OK SERVICE is the only center in Romania delivering TEFL courses, the international training program to obtain the TEFL certificate. The certification is an internationally recognized qualification as a teacher of English.