Tatalogam Lestari: Towards Leadership & Sustainable Growth in the Changing Market is a strategic case study of the innovative company who provide a housing metal roof and truss in Indonesia. The case written four years after the founder of company, Yarryanto Rismono and Wulani Wihardjono initiate to internal modernization. In the year of 2012, Tatalogam emboldened its market leadership status by build Tatalogam Tower, rejuvenate the company logo, reorganize its organizational structure, and move another expansion by adding more plants, distribution networks, and retailers. The new challenge start as market is changing fastly and the supply chain networks could begin to disarray into which potentially upset Tatalogam’s future growth and market position. The case is divided into six main narration. First narration focus to tell story about leader meeting which concern about current urgency present to Tatalogam. Then the story take flashback to where and when the founder, as a main protagonist, created the company, then he struggled, but he could accomplish raising Tatalogam in the period called as Roofing the Nation. The story shifting to reveal the product innovation story. Later, description of market situation and construction & property industry outlook begin to take spotlight on the story, followed by the challenge in the supply chain. The case is ultimately bound to the optimism of the founder and their successor for future sustainability of Tatalogam.