The round, led by Solvay Ventures, is joined by existing investors including Finindus and happens in parallel with Tau's commercial breakthrough with automotive customers Technology company Tau has concluded a series-B round raising EUR9 million with Solvay Ventures as a lead investor. Solvay Ventures is joined by existing shareholders including Finindus, a Belgium-based joint venture of ArcelorMittal and the Flemish Region, as well as management and private individuals. Tau has established