- Ultimate owner
- Porto Editora
- Brand origin
- Portugal
- Company behind the brand
- Editora Sextante
- About Sextante Editora
- Porto Editora is a major Portuguese conglomerate and the largest publishing and multimedia group in the country, specializing in education, literature, and digital content.
Updated: 8 February 2026
Made O'Meter is free and ad-free, built to keep ownership like this transparent.