When you have started, scaled, and sold a business for $84 million (€72.5 million), what do you do next? Do you kick back, take a holiday, and spend some more time with the family? Do you do some pro bono work, helping sectors and non-profits that you are passionate about? Do you pass on some advice to the next generation while investing in some fledgling companies that you believe could be the next big thing? For Áine Denn, the co-founder of global B2B SaaS business Altify, the answer was all of the above, and much more besides. Since selling the…