This document describes an agile transition at an energy sector company involving three organizations over 12 months. It outlines the six main steps taken: [1] forming a transition team to prepare the organization, [2] converting two projects to Scrum teams, [3] creating a cross-functional Scrum team, [4] scaling Scrum through team reshuffles and establishing ScrumMaster and Product Owner teams, [5] forming a new transition team with four specialization areas to mentor Scrum teams, and [6] further scaling Scrum. The document concludes with lessons learned around following change management best practices, getting early buy-in, living Scrum as management, transparency, and adapting pace to the company.