The informatics industry market has shown promising growth in the post-COVID era, presenting certification companies with lucrative business opportunities. The informatics market’s GDP growth rate ranks fourth among other fastest-growing industries in Indonesia, demonstrating a 7.19% increase from 2022 to 2023. PT. DECRA Group Indonesia, a certification company, have intention to penetrate a new market which is IT Industry. Knowledge plays a crucial role in the certification process, especially ISO auditors are required extensive knowledge across various business types. Therefore, this research focuses on exploring the role of knowledge management in supporting the growth of PT. DECRA Group Indonesia. The study aims to investigate how knowledge management approaches can enable DECRA Group Indonesia to improve their resources and capitalize on the IT market. The data collection method in this research involves gathering qualitative data through interviews with the business owner and HR manager as the primary sources. These interviews aim to gain an in-depth understanding of their perspectives on the company’s business growth. Additionally, secondary data sources such as the company’s website, competence review forms, and lists of employee competencies will be utilized to supplement the research. The analysis employs Goal-Analysis approach using Fishbone Diagram model to identify what key areas in achieving company’s goals. Building upon the analysis, KM Framework Table is constructed based on the People, Process, and Technology for each improvement that need to be made. Then SECI Model, derived from the KM Framework Table, guides the implementation of knowledge management practices, facilitating the conversion of tacit knowledge into explicit knowledge to foster innovation and organizational learning. Furthermore, to ensure successful implementation in SECI model, an Integrated Learning Cycle model is developed, which takes into consideration the communication channels and learning processes that are crucial for the effective knowledge transfer and acquisition. To facilitate the practical implementation of knowledge management strategies, a KM Roadmap is developed by providing a simple-structured approach for DECRA in aligning its people, processes, and technology considerations to support knowledge management initiatives. In conclusion, this research emphasizes the critical role of knowledge management in driving business growth for PT. DECRA Group Indonesia, enabling the company to enhance its internal operations, develop competencies, capitalize IT market successfully, and leverage knowledge as a strategic asset for sustained innovation and competitive advantage.