Tilapia production, especially in Sumedang Regency for the last 5 years, has shown an increasing trend every year. However, when compared to the needs of tilapia, its production is not sufficient for its needs. Thus, efforts are needed to increase production, but there are many limitations in a business. One of them is tilapia cultivation in Cibunar Village, Sumedang Regency, which has to face several obstacles: the low skill level of fish entrepreneurs, low production efficiency levels, long value chains, business feasibility not yet known by cultivators, and the role of institutions that have not been running effectively. Therefore, a sustainable strategy is needed to assist tilapia farmers in dealing with all limitations and changes in the business environment by strengthening the role of institutions. This study aims to analyze business feasibility, institutional conditions, business sustainability status, and strategies for developing sustainable tilapia cultivation business that can apply in Cibunar Village, Sumedang Regency. This research uses a survey method to implement the research covering 3 main stages: 1). Analysis of business feasibility, internal conditions, and analysis of sustainability status using the RAPFISH Method (Rapid Assessment Technique for Fisheries) 2). Determination of IFAS and EFAS matrix attributes 3). Generate prioritized business development strategies using the QSPM (Quantitative Strategic Planning Matrix) method. Respondents in this study were determined using a census technique that focused on 16 members of the Wangi Medal group. Primary data collection is from direct observation, interviews, and questionnaires. Meanwhile, secondary data is from literature review, the Department of Fisheries and Animal Husbandry of Sumedang Regency, and the Central Bureau of Statistics of Sumedang Regency. The results based on the research show that the tilapia fishery business is feasible to run as a business seen from the NPV of Rp. IRR of 27.70%; Net B/C Ratio of 1.51; and PP at 3 years 11 months and 24 days, production per year BEP/BEP (units) of 151.65 kg and BEP (Sales) of Rp. 4,549,373.48. Internal conditions indicate the medium category. The status of tilapia cultivation in Cibunar Village, Sumedang Regency is 44.85, which is a less sustainable category. The highest score in the IFAS matrix is the motivation to do tilapia fish farming (0.124) on the strength component and feed
availability (0.075) on the weakness component. The highest score in the EFAS matrix is water carrying capacity (0.130) on the opportunity component and market accessibility (0.067) on the threat component. The formulation of the business development strategy resulted in 14 alternative strategies, which were divided into three stages of implementation: short, medium, and long term. The strategy needed in developing a sustainable tilapia fishery business in Cibunar Village, Sumedang Regency in the short, medium, and long term: improving the quality of human resources, one of which is through special training in terms of technical cultivation based on GAP (Good Aquaculture Practice) tilapia from upstream to downstream to maximize production. and competitiveness with scheduled extension and technology adoption; strengthen the function of fish groups in the marketing and distribution sector effectively in one division within the group; business development (scaling-up) by taking advantage of low mortality and pest attack rates, land availability, and prices to obtain high profitability and increase per capita income of actors