CEO (Solid Water)
+35845 632 0172 tapani.nurminen@solidwater.fiDirector, Technology deliveries and projects
+35840 058 6668 esa.raivio@operongroup.fiManager Business Development
+35840 559 1526 jussi.mikkola@operongroup.fiVice President, Operation Services & CFO
+35840 761 3727 mikko.laitinen@operongroup.fiAssistant Administration
+35840 724 0738 sanna.pyy@operongroup.fiVice President, Sales
+35840 725 9009 jyri.koivisto@operongroup.fiDirector / Sludge Treatment
+35850 016 1246 reima.pyy@operongroup.fi