Lindsey Amtmann is a Principal Environmental Permitting Manager at Arcadis since November 2024, with over 20 years of expertise in environmental and regulatory compliance strategies, particularly for transportation and municipal projects. Previously, Lindsey served as an Associate Planner at Herrera Environmental Consultants from February 2018 to November 2024, where there was a focus on enhancing the Northwest's environmental capabilities. As the owner of Lindsey Amtmann LLC from 2013 to 2022, services were provided in environmental planning, compliance, and public outreach. Other notable roles include Transportation Planning Specialist at the Washington State Department of Transportation in 2017 and Senior Project Manager at HDR, where Lindsey led multidisciplinary teams on complex projects. Educational qualifications include a Master of Science in Natural Resources from the University of Michigan and Bachelor of Arts degrees from Duke University.