The Post-Merger Integration Checklist by iDeals provides a structured approach for merging companies. It outlines five key stages: Preparation for Day 1, Day 1, the First 30 Days, 30–90 Days, and Post-90 Days. Covering critical areas like legal, finance, HR, IT, marketing, and supply chain management, the checklist ensures a smooth integration process. By focusing on governance, communication, and operational alignment, it helps organizations maximize synergies and minimize disruptions, enhancing the chances of long-term success.