About EF

Founded in 1965, EF Education First (EF) is today the world’s largest privately held education company, specializing in language training, educational travel, academic degrees, and cultural exchange. EF operates 400 language schools and offices in more than 50 countries, as well as the world’s biggest online English school - EF Englishtown. At EF language schools, students learn using course materials designed and published by EF's Academic Development Team comprised of researchers, teachers and linguists. This combination of decades of English teaching expertise and worldwide reach makes EF uniquely qualified to publish a comparative index of English proficiency.