Halley Rainer

Halley Rainer Wallén is a dedicated professional specializing in sustainability and environmental studies, currently serving as a Battery Circularity Specialist and Sustainability Lead at Cling Systems since May 2023. Previously, Halley played a pivotal role at Normative.io, helping to scale the company's operations while contributing to sustainability strategies and reporting. As a Business Developer and Food Waste Expert at Too Good To Go, Halley facilitated market expansion in Sweden. Halley's educational background includes a Master of Science in Environmental Studies and Sustainability Science from Lund University and a Bachelor of Science in Environmental Studies from UC Santa Barbara. With a strong foundation in environmental advocacy and business development, Halley has also held various roles in education and outreach, promoting sustainability among diverse audiences.