Who We Are

The sonnevera team is led by Christina Seidel, P.Eng., one of Alberta's leading experts in waste reduction. Christina holds a PhD in Engineering Management, a Masters Degree in Environmental Design (Environmental Science), as well as a Bachelor of Science Degree in Mechanical Engineering. In addition to her vast knowledge and experience, Christina delivers an honest, down-to-earth approach and hands-on operational expertise which are greatly appreciated by managers and operational personnel alike. Christina has spoken across Canada and internationally on waste issues and is also well-known for her project management and facilitation abilities.


Lindsay Seidel-Wassenaar, P.Eng., is a project lead at sonnevera and has experience working with municipalities on solid waste management and reduction projects. She previously led the Strategic Planning & Policy team at Waste & Recycling Services for The City of Calgary. Lindsay has strong project management and well-developed facilitation skills. She has a true passion for waste reduction and enjoys providing tailored solutions for municipalities and ICI clients.


The sonnevera team also has access to a varied pool of experts from all areas of the waste reduction field, as well as top qualified professionals in fields such as survey design and stakeholder consultation. Through this extensive network of professionals, we can bring together a team which provides the highest level of competence for your specific project.


sonnevera was recently featured on a Circular Economy podcast by Intelligent Futures. Check out the interview with Christina and Lindsay here.