Mergenthaler Vocational-Technical High School (commonly referred to as "Mervo" or "MerVo-Tech") is a public high school in Baltimore, Maryland, United States. It is one of the two premiere vocational-technical high schools of the city, the other being Carver Vocational-Technical High School, on Presstman Street, on the other side of the city in West Baltimore. Mervo was opened in 1953, established as a vocational-technical school that is named after Ottmar Mergenthaler (1854-1899), the inventor of the Linotype typesetting machine which revolutionized the printing and newspaper industries.