2022-23 Chapter Board of Directors


Christian Lenhart has served on the SER Board since 2010 and has been President since 2020. He has contributed to many different chapter activities including co-authoring the book Ecological Restoration in the Midwest: Past, Present and Future and helped to promote indigenous engagement and learning activities through a chapter grant from SER Global. He also helped run SER’s Certified Ecological Restoration Practitioner (CERP) for one year. Originally from Defiance, Ohio He has degrees from Notre Dame, the University of Wisconsin-Madison and the University of Minnesota. Chris has been a research professor with the Biproduct & Biosystems Engineering (BBE) Department at the University of Minnesota since 2010. He also works with The Nature Conservancy’s Minnesota-ND-SD chapter as a restoration scientist. Chris’s work has focused on treatment wetlands, stream restoration and water quality management, ranging from implementation of projects to research. He co-teaches two classes at the University of Minnesota in BBE and has over 25 academic publications. He has co-authored several widely-used management guides including the 2019 Aquatic Organism Passage Handbook for the Minnesota Department of Transportation. Chris lives with his family in Roseville, Minnesota and enjoys cross-country skiing and native landscaping.

Vice President

Mary Damm
PhD. Indiana University


Rocky Smiley
USDA ARS Soil Drainage Research Unit


Kelly Brown is the Founder and President of Current Consulting LLC, a firm focused providing ecological and water quality sampling, program evaluation, project management, and community engagement to Indianapolis non-profits and initiatives. Kelly received a Master of Science in Environmental Science in Applied Ecology and Master in Public Affairs in Environmental Policy and Natural Resource Management from Indiana University’s School of Public and Environmental Affairs.
When Kelly is not out in the field or at her computer she loves working in her garden, cooking and swing dancing.

State Representatives

State Representative (Illinois)
Dave Coulter has been the owner of Osage Inc. (Oak Park, IL) since 1997. In all, he has forty years of experience working in the full range of landscape and urban forestry contracting and consultation in both the public and private sectors in the Chicago area and the Midwest.   Dave has been a member of SER for many years  and has been engaged with the local arboriculture community and various environmental organizations and continues to collaborate on matters of mutual interest (urban forestry, ecological restoration, agroforestry, etc.) with practitioners across the United States.

State Representative (Indiana)

Jeremy Weber is a senior restoration specialist for Davey Resource Group (DRG). Jeremy has more than 20 years of experience in both the public and private sectors around the Midwest and Northern Rockies. He has worked in industry, universities, and state and county agencies on projects in arboriculture and landscaping, many ecological restoration projects,  prescribed burns, vegetation assessments, management of nature parks, community and resource planning, and adult education and youth development.

State Representative (Iowa)
Dr. Keith Summerville received his undergraduate degree in environmental science from Westminster College, PA in 1995.  Keith spent over a year working as a field ecologist for the Nature Conservancy, Michigan Chapter before attending Miami University (Ohio) to complete his Ph.D. Keith has since been on the faculty and involved in various administrative and leadership roles at Drake University (Des Moines, Iowa) since 2002.  Keith is currently Levitt Distinguished Professor of Environmental Science and Director of the Jay N. Darling Institute for Rural Sustainability.  His teaching interests include restoration ecology, conservation biology, field zoology, and quantitative ecology.  His research focuses on developing sustainable management frameworks for forests and prairie systems in North America and western Rwanda.  He serves as the Editor-in-Chief for the Journal of the Lepidopterists’ Society and has been on the Board of the SER Midwest and Great Lakes Chapter since 2016.  He currently chairs the Board’s Development Committee.
To contact: keith.summerville@drake.edu

State Representative (Michigan)

Brian Majka is a Senior Restoration Ecologist with GEI Consultants in Allendale, Michigan. Brian has worked for over 20 years with the planning, design, and implementation of ecological restoration projects throughout the Great Lakes. He specializes in the integration of ecology and engineering, leading to the restoration of freshwater aquatic systems including streams, Great Lakes coastal wetlands, and inland lakes. He has helped develop and teach nature-based shoreline restoration programs, decision tools,  and technical resources for the states of Michigan, Ohio, and New York.  Brian has a bachelor’s degree in Natural Resources and Environmental Science from Purdue University.

State Representative (Minnesota)

Brad Gordon, PhD, is the Southern Minnesota Program Manager for the environmental non-profit Great River Greening (GRG). Half of his time is spent working with farmers and partners on sustainable practices and trying new crop rotations. The other half of his time is spent restoring forests, prairies, oak savannas, and wetlands in southern Minnesota. His background and expertise is in finding the balance with improving biodiversity, habitat, and healthy systems while also providing functional systems for farmers and landowners. He helps restore, preserve, and protect public land for communities to enjoy while also encouraging farmers to restore their lands through biodiversity- and habitat-friendly, productive, and economical methods.

State Representative (Ohio)

Kevin Ptacek is a project manager for the ecological consulting services offered by Davey Resource Group’s Southern Ohio office. Kevin is experienced in creating site-specific integrated vegetation management (IVM) plans to ensure long-term control of invasive species and develops restoration planting plans primarily for stream and wetland restoration projects.

State Representative (Wisconsin)

Brad Herrick is the Ecologist and Research Program Manager at the University of Wisconsin-Madison Arboretum. He holds a BA in Biology from Luther College, MS in Environmental Science and Policy from the University of Wisconsin-Green Bay and is currently a PhD student in the Nelson Institute for Environmental Studies at UW-Madison. He has over 17 years of experience conducting and monitoring restoration projects. His favorite project has been collaborating with colleagues to maintain the biodiversity of the oldest restored prairie in the world, the Arboretum’s Curtis Prairie. Recently he has been studying the population dynamics and ecological impacts of a new group of non-native, invasive earthworms called “jumping worms”.

At Large Representatives


At Large Representative
Currently Mark is leading volunteer stewardship efforts at the Broughton Nature Preserve in Marietta, Ohio and The Friends of the Ohio River Islands at the Ohio River Islands Fish and Wildlife Refuge in Williamstown WV.  Prior to his move to SE Ohio, Mark was a steward at the Deer Grove Forest Preserve in Cook County, IL.  He has led watershed groups, Land Trusts and restoration activities in various volunteer leadership roles over the past twenty years.

At Large Representative
Martha Holzheuer is the owner of Nature Niche, a nature-focused gift and supply store in Midland, MI.  She spent ~15 years working as a landscape ecologist and environmental consultant, specializing in threatened and endangered species protection, native plant design, invasive species management, wildlife habitat enhancement, and ecological restoration.  Before that, she taught woody plants field labs while securing dual Masters Degrees in Terrestrial Ecology and Landscape Architecture at the School of Natural Resources and Environment at the University of Michigan in Ann Arbor.  She’s a Certified Ecological Restoration Practitioner, Professional Landscape Architect registered in Michigan, Certified Ecologist, and Certified Arborist. She loves botanizing and gardening with native plants, nature photography and art, helping people connect with nature, strategizing to protect rare species, gift giving, and making people happy.

At Large Representative
Trevor Edmonson is Site Manager for The Nature Conservancy at the 8,000 acre Kankakee Sands Preserve In Indiana.  Before that he worked in the Chicago area for 7 years as Project Manager for The Wetlands Initiative.  He enjoys nature writing, macro photography, sheet lighting, and spending time with his wife and 2 kids.  You can reach Trevor at trevor.edmonson@tnc.org.

At Large Representative
Greg Snowden is a senior biologist with Stream + Wetlands Foundation. He has over 15 years of experience working in the ecological restoration and natural resources field and has been involved in the design, establishment, monitoring, and management of numerous wetland and stream mitigation banks and habitat restoration projects throughout Ohio. He is a Professional Wetland Scientist, Certified Ecological Restoration Practitioner, and is a Part 107 sUAS pilot.

Student Representatives

Student Representative

Sophie VanZee

Student Representative
Alexis Lipstein is a senior at the University of Minnesota – Twin Cities, majoring in Bioproducts and Biosystems Engineering with an Environmental and Ecological Engineering emphasis. She is also minoring in Insect Science. She is passionate about wetland research and restoration, issues surrounding water quality in surface water bodies, and the study of ecological responses to environmental changes like climate change. She hopes to make a career in the field of wetland, stream, and lake restoration and conservation.
Special Mention(s)

Volunteer – Chris May


See Past Board of Directors (2008-2020)