Learning outcomes After completion of the case study, the students will be able to analyze the role of industry in strategic decision-making, examine the information and make judgments with the use of different models such as political, economic, social, technological, environmental & legal (PESTEL) and Porter’s five forces and formulate a marketing strategy for the future move of Diwan & Co. using the Company, Competitors, and Customers (3Cs) model. Case overview/synopsis This case study is about young entrepreneur Mr Mansha Ram, who was working in the battery industry and was contemplating launching a new product. A gap was found after extensive research. The research showed that there is a gap between sustainable, reliable and cost-efficient batteries in the market that must be filled. To discuss this opportunity, a meeting was called where all managers talked about their concerns, considering the cost constraint as well as shifts in Pakistani battery industry trends. Ram was a key person who had to decide whether to launch the product or not. Should he go for a new initiative and launch lithium-ion batteries or capitalized on existing technology, which was lead acid batteries? Which path should he take considering all the macroenvironmental factors, electric vehicles or renewable energy? Complexity academic level This case study can be taught in the final year of undergraduate classes and the first year of MBA classes. This case study is particularly designed for students to understand how a company makes decisions while keeping in view the macro- and microbusiness environment. Even if some businesses do not have cost constraints, these businesses still face the impact of other factors on their businesses, for that purpose, the case study will provide insights into why a comprehensive industry analysis is important. Furthermore, this case study keeps in view the competitiveness of the market and its impact on the decision-making of companies. Supplementary materials Teaching notes are available for educators only. Subject code CSS 8: Marketing.