Corporate entrepreneurship is critical for incumbent firms to ensure continuous organizational renewal. Asymmetric buyer–supplier relationships with start‐ups, known as “venture clienting,” serve as an entrepreneurial process wherein incumbent firms integrate innovative technologies acquired from start‐ups into their processes and products to drive organizational renewal. Prior research, however, lacks insights into how incumbent firms manage these asymmetric buyer–supplier relationships and overcome the challenges that differences in culture, governance structure, and negotiating power pose. We address this gap by drawing on data from 52 semi‐structured interviews with key decision makers in a multi‐case study of six incumbent firms engaging in venture clienting. Based on the results of our cross‐case analysis, we inductively distill three maturity stages of venture clienting within incumbent firms (i.e., initiation, complexification, and pruning) and the triggers for each stage. We also shed light on the dynamic capabilities that firms develop in each maturity stage and outline the enablers that foster their development. Furthermore, we reveal how these dynamic capabilities affect corporate entrepreneurship in the incumbent firm, in terms of opportunity recognition and technology integration success.