Kotka, Southern Finland
Legal name: Insinööritoimisto E Jaatinen Oy
Haapavesi, Northern Finland
Tampere, Western Finland
Legal name: S.T. Ritvanen Oy
Raisio, Western Finland
Kerava, Southern Finland
Kuorevaara, Eastern Finland
Mikkeli, Eastern Finland
Vantaa, Southern Finland
Jyvaskyla, Western Finland
Legal name: Konsulttitoimisto Enersys Oy
Hyvinkaa, Southern Finland
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