ETO ownership consists of 16 companies:

Tetra Pak SIA
Elopak OY Eesti filiaal
Unilever Eesti OÜ
Valio Eesti AS
Põltsamaa Felix AS
Altia Eesti AS
AS Santa Maria
Eskaro AS
Tikkurila AS
Kaupmees & Ko AS
Raisio Eesti AS
Rimi Eesti Food AS
Prisma Peremarket AS
Coop Eesti Keskühistu
Sanitex OÜ
AS HKSCAN Estonia