Most companies don't know who'd step up if a key leader left tomorrow. SuccessionStack turns succession planning from a once-a-year spreadsheet into a living system. Score bench strength, spot single points of failure, rate leaders across 8 dimensions, and build ready-now plans for every critical role — with AI to surface successors and model what-if scenarios. Syncs with your HRIS so org data stays current. Replace the scramble of a surprise exit with a plan you can act on.