On May 25, 2020, three months after the pandemic struck in Ireland, Dublin businessman Joe Brennan co-founded a new company called Resolute Engineering Group Ltd, offering solar energy and specialist stormwater solutions. Four days after the firm was incorporated, Brennan handed in his notice as a sales manager with his then employer CubicM3 and before long the new venture was up and running. Joining Brennan in the start-up were his former CubicM3 colleagues John Delany, a sales manager, and a technical manager called Ivan McFadden. All three quit their old jobs within days of each other. When it came to…