欧州のスマートフォン出荷台数は2025年第2四半期に成長に回帰

Jan Stryjak

Jan is an Associate Director with Counterpoint Research, based in London, and leads the company’s European and Sustainability research. He is a seasoned analyst with over 17 years’ experience in the TMT sector, previously with GSMA Intelligence where he led a team of analysts producing highly impactful regional insights. Before that, Jan held strategy and analyst positions at Vodafone UK and Qualcomm respectively, and started his career with research firm TNS (now Kantar).