Purpose: This paper aims to analyse the impact of organizational learning culture and learning facilitators in group learning. Design/methodology/approach: This study was conducted using a survey method applied to a statistically representative sample of employees from Rioja wine companies in Spain. A model was tested using a structural equation model. Findings: From the paper, two sets of implications are extracted. The first is related to learning in the workplace--the importance of facilitating learning in group learning is emphasized. The second set refers to human resources development: organizational commitment to the development of informal learning is highlighted. Originality/value: The paper explores the concept of learning culture and how it relates to the development of group learning, and an important system in the workplace is implemented.