Contact Us. If you have any questions, or would like further information about adapting and using these materials in your city, please contact: Waste Management: Jackie Lang, Senior Manager for Communications jjlang@wm.com Mobile: 503-705-0007 Collaborative Partners Snohomish County: Sego Jackson, Principal Planner, 425-388-6490 King County: Gerty Coville, Project Manager, 206-477-5271 __ © 2013 Waste Management of Washington, Inc.