In February 2025, Estonia, Latvia and Lithuania completed a decade-long, over two billion euro effort to synchronise their electricity grids with Continental Europe, one of the most complex cross-border infrastructure projects the region has seen, delivered largely on schedule and backed by more than a billion euros in EU funding. This session looks past the headline achievement to the delivery story itself, what actually made a project of this scale and complexity work, and what other CEE markets tackling their own large infrastructure builds can take from it.