Here is a little overview of the Business Legal forms and their meaning from the countries: Norway, Denmark, Sweden and Finland. Ever wanted to know what AB, AS, ASA or OY mean?

Finland
Osakeyhtiö Julkinen (OYJ)
Public Limited Company registered in Companies House. Share capital (minimum) FIM: 500.000. Financial Statement is publicly available, should be filed seven months after the end of the statement period. Companies with turnover > 4,000.000, total assets > 2,000.000 and employees >10 should file their Statements. Present only 25% of the companies file their Statement.

Osakeyhtiö (OY)
Private Limited Company registered in Companies House. Share capital (minimum) FIM: 50.000. Financial Statement is publicly available, should be filed seven months after the end of the statement period. Companies with turnover > 4,000.000, total assets > 2,000.000 and employees >10 should file their Statements. Present only 25% of the companies file their Statement.

Auoin Yhtiö (AY)
General Partnership registered in Companies House. Financial Statement is publicly available for companies with turnover > 20,000.000, total assets > 10,00.000 and employees > 50.

Kommandiityhtiö (KY)
Limited Partnership registered in Companies House. Financial Statement is publicly available for companies with turnover > 20,000.000, total assets > 10,00.000 and employees > 50.

Toiminimi/Enskild Näringsidkare (T:Mi)
Sole Proprietorship registered in Companies House. Financial Statement is publicly available for companies with turnover > 20,000.000, total assets > 10,00.000 and employees > 50.

Osuuskunta (OK)
Cooperation registered in Companies House. Financial Statement is publicly available for companies with turnover > 20,000.000, total assets > 10,00.000 and employees > 50.

Source: dbinteractive.dbsverige.se