Bastion has appointed Carolyn Tesoriero as Group Client Director – Head of Qualitative, with the start date set for July 20, to lead and grow Bastion’s qualitative offering as part of an ongoing upgrade to its integrated insights capability. Bringing more than 20 years of experience in consumer, cultural, and market research, Tesoriero will help turn audience understanding into strategic growth opportunities for clients. She previously led research at Radiocarbon and built the qualitative practice as a partner at Harvest Insights, with prior senior roles at Kantar, The Lab Strategy & Planning, Galileo Kaleidoscope, and Quantum Market Research. Bastion’s leadership, including Managing/MD figures, emphasises that the appointment strengthens the agency’s ability to deliver commercially focused, integrated insights for modern marketers. The move reflects Bastion’s broader investment in combining insights, strategy, and specialist capabilities to tackle increasingly complex markets.