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January 18, 2023




Herrera welcomed Liliana Hansen, PWS and Betsy Lyons to its Seattle and Bellingham offices.

Hansen is a senior scientist based out of Herrera's Bellingham office. She has 15 years of professional experience with wetland delineations, stream assessments, shoreline assessments, habitat assessments, mitigation design, and mitigation monitoring. Prior to joining Herrera, Hansen was the co-owner of a small, local environmental consulting firm specializing in wetlands, habitat conservation areas, habitat assessments for FEMA compliance with ESA for public and private-sector clients.

Lyons is a senior environmental planner based out of Herrera's Seattle office. She has 20 years of experience developing and directing large complex conservation and utility projects, conservation partnerships, regional planning, and funding initiatives in the Pacific Northwest. Lyons comes to Herrera from Seattle Public Utilities where she worked as a senior capital projects coordinator for the Drainage and Wastewater Line of Business and managed SPU's Creek Culvert Repair and Replacement Program.

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