The CNA is one of the largest networks in the country language schools with 40 years of experience in teaching English and Spanish. With more than 580 schools and over 500,000 students, the network operates through the franchising system throughout the country. The advanced methodology enables the student fluency in speaking, reading, writing and understanding the language naturally experiencing situations of everyday life. In 2014, the network was the 23rd consecutive time the Seal of Excellence in Franchising awarded by the Brazilian Franchising Association (ABF). The CNA also received the Seal of 5 stars Small Business & Big Business magazine, and has been a finalist of the ABF-AFRAS Award for Featured Social Responsibility.