Contact E-Mail baerbel.birnstengel@prognos.com Phone +49 175 26 68 291 Address Goethestraße 85 | 10623 Berlin Dr Bärbel Birnstengel has been working for Prognos AG in the Business Unit Business, Innovation, Region since 2006. The focus of her professional activities is on European waste and secondary raw materials-related market and competition analyses, strategic consulting and commercial due diligence. She is a certified auditor for quality management systems according to DIN EN ISO 9001:2015. About us We combine economic research and strategy consulting for sustainable decisions in politics, business and society. Our robust data, precise analyses and scientifically based findings enable fact-based progress – financially independent, politically neutral. Learn more