On the region were manufactured boat engines such as Björklund, Dahlman, Enbacka, Finlandia, Fäbo-Frans, Holländer, Jahco, Kempe, Krohn, Kruth, Ramstedt, Regal, Slotte, Strengberg, Ström, Svaj, Backman, Nylund, Cederberg, Lillkvist and Svenfors. The world’s only ring motor manufactured in 1934 was made in Jakobstad.