Management Group

Immonen was appointed as the Chief Executive Officer (CEO) of Resand Ltd in August 2025. Previously, he has acted in several managerial positions. At Resand Ltd, Chief Commercial Officer, Head of Market Areas, April–August 2025, at Hitachi Zosen Inova from 2020 to 2022 as Vice President, Business Unit Systems & Service, and Normet Group from 2016 to 2020 as Senior Vice President.

Kaasalainen has served as Executive Vice President (EVP), Delivery, of Resand Ltd since 2021. Previously he has acted in various managerial positions at Glaston Finland; from 2019 to 2021 as Senior Engineering Director, from 2015 to 2019 as Vice President, Production & Quality, from 2011 to 2015 as Factory Director and from 2009 to 2010 as Director Project Manager.

Nieminen has served as Executive Vice President, Delivery, of Resand Ltd since 2018. Previously he has worked as a plant manager at Sibelco Nordic Oy's Karviaplant and at FesconOy as a plant manager at Harjavalta.

Nissinen has served as Chief Financial Officer (CFO) of Resand Ltd since 2021. Previously she has acted as Senior Consultant and Business Consultant at Konsulttitoimisto Seppo Hoffrén Oy Consultancy from 2010 to 2021. Prior to this, she has acted as Business Consultant on a freelancer basis and as Managing Director at VK-paino Oy.

Partinen has served as Chief Technology Officer (CTO) of Resand Ltd since 2022. Partinen has a 25-year career in industry leading technology, production, innovation, and global services business development.

Wesin founded Resand in 2014. He has been an entrepreneur in the recycling industry since 2006 and has developed methods to recover foundry sand.

Dr. Roberto dos Santos has more than 25 years of experience in industrial and foundry management positions in Europe and South America. Dos Santos started as Resand's Business Development Director in February 2023. Before that, he worked in Germany for the Gienanth Group, one of the world's leading foundry companies. Dos Santos held several senior management positions within the company, including Managing Director and CTO. He was responsible for developing new products and materials, optimizing processes, driving business development, and leading strategic projects, among other key responsibilities.

Tero Kolhinen has 15 years of experience in executive positions in the mining and metals industry. Kolhinen started as Resand's Commercial Product Director in 2024. Before that, he worked at Metso, Metals Business Area, as Director of Product Life Cycle Management and Productization. Previously, Kolhinen held several management positions at Outotec, where he was responsible for e.g. service product management, business development, and technical services.

Sebastian von Waldow has over 15 years of experience in performance-driven roles spanning sales, procurement, business development, and quality management within international B2B environments. Von Waldow joined Resand in October 2025 as Vice President of Sales & Services, DACH, driving growth in the region, developing and implementing business strategy, and overseeing sales, marketing, and services. Before that, he worked in Germany as Business Development Manager at Cremer Erzkontor GmbH, where he was responsible for leading market entry strategies and developing strategic plans to penetrate new markets in the foundry sector.