Blyth Academy (BA) is the largest network of private high schools in Canada. Established in 1977. It was a pioneer in the early years of international education.

BA launched Blyth Academy Online (BAO) is an academically respected private online high school in Ontario offering over 160 Ontario Secondary School Diploma courses. International Students can enroll in their programs throughout the year and earn Grade 11and 12 credits at their own learning pace.