This chapter examines ethnography and case study methodologies as foundational approaches in qualitative research, highlighting their distinct yet complementary roles in exploring complex social, cultural, and organizational phenomena. Ethnography, rooted in anthropology, emphasizes immersive fieldwork and participant observation to capture the lived experiences, beliefs, and practices within their natural contexts. On the other hand, case studies focus on detailed examinations of specific phenomena, integrating diverse data sources to provide context-specific and actionable insights. The chapter explores the theoretical underpinnings of both methodologies, grounded in interpretivist paradigms that prioritize contextual depth and subjective understanding over positivist generalizations. The integration of these approaches is emphasized to address gaps in traditional research designs, particularly in capturing cultural and systemic dynamics. Ethical considerations, such as informed consent, confidentiality, and reflexivity, are discussed as critical for maintaining rigor and participant dignity throughout the research process. While ethnography provides richly detailed narratives illuminating cultural practices, case studies deliver structured analyses conducive to theory development and practical application. Despite challenges such as the time-intensive nature of ethnography and the limited generalizability of case studies, both methods are essential for advancing multidisciplinary research and fostering nuanced understandings of human experiences and organizational systems.