Rural productive units represent an alternative for improving the quality of life in rural communities, but they require relevant training for their implementation and sustainability. During the COVID-19 pandemic, the business training processes offered by the National Learning Service (SENA) underwent significant transformations, which in many cases were not effective in consolidating these productive units. The objective of this study is to analyze the effectiveness of SENA training programs during the social confinement in Colombia and their impact on the development of rural productive units in municipalities of Cundinamarca. A qualitative approach with descriptive scope and an action research design was used, employing interviews and focus groups with 22 participants of the SENA Emprende Rural program. The findings indicate that the insufficient accompaniment by tutors and the lack of adequate training hindered the consolidation of the productive units, which led to the closure of seven of them by the beneficiaries. Therefore, it is concluded that it is necessary to offer training programs adjusted to the needs of the rural context, in addition to providing continuous support and financing to ensure the sustainability of the productive units.