The Turkish STEM Alliance, founded in 2015, is an independent body of network dedicated to promoting public engagement with Science, Technology, Engineering, and Mathematics (STEM). It brings together STEM practitioners, researchers, policymakers, and the public to enhance the quality of STEM education and broaden participation in STEM. The Turkish STEM Alliance consists of diverse members from science centres, science museums, professional development (PD) centres, NGOs, STEM centres, companies, research centres, and public organisations.