Our Team
Lord and Winter is a environmental services company founded by David Winter in 2013. Our team is dedicated to protecting our clients through the environmental permitting, environmental compliance, and environmental remediation of their project. We obsess over our client's environmental compliance so they can have peace of mind during their project lifecycle.
Each of our technical staff holds a Master of Science degree in their scientific field of study. Additionally, our Project Managers hold the esteemed Project Management Professional (PMP) credential, ensuring the highest standards for our clients. Our top-rated environmental consultants provide comprehensive environmental services to energy, mining, and development clients nationwide.

Eddie Gordon
Project BiologistGordon joined Lord and Winter, LLC as a Project Biologist in 2023. He worked for the Tennessee Department of Environment and Conservation (TDEC) for seven years of service to the citizens of Tennessee. While at TDEC, he was the project lead for hydrologic determinations, Aquatic Resource Alteration Permits (ARAPs), and stream monitoring in the southern Tennessee region. He also assisted with drinking water inspections, wastewater inspections, construction general permits (CGP) and remediation sites. His overall experience at TDEC has given him a wealth of agency insight and natural resource knowledge for Lord and Winter clients as they develop their projects. He holds a Bachelor of Science in Environmental Biology and GIS certificate from the University of North Alabama and is a Qualified Hydrologic Professional (QHP) in the state of Tennessee. His early years were spent serving his country in the United States Army, as an Airborne Infantryman. He deployed four times in support of Operation Iraqi Freedom with the 82nd Airborne Division. In his free time, he enjoys spending time in local waterways and watching his children play various sports.

Sarah Lewis
Project BiologistLewis joined Lord and Winter, LLC as a Project Biologist in 2017. Her work includes wetland delineations, preparing and inspecting stormwater pollution plans, and permit applications. She holds a B.S. in Coastal and Environmental Science and a M.S. in Oceanography and Coastal Science from Louisiana State University, where she was a Nature Conservancy Fellow. She has primarily worked in South Louisiana, including research involving marsh creations and wetland restorations. Mrs. Lewis is certified as a Qualified Preparer of Stormwater Pollution Prevention Plans (QP-SWPPP), a Qualified Compliance Inspector of Stormwater (QCIS), and has advanced training in the US Corps of Engineers Wetland Delineation Manual.

Jonathan Odekirk
Project GeologistOdekirk joined Lord and Winter, LLC as a Project Geologist in 2021. He has focused on helping clients meet environmental due diligence requirements in support of large commercial developments in Tennessee and Louisiana. He has completed many Phase I Environmental Site Assessments, Phase II Site Investigations, Remedial Investigations, Remediation Work Plans, and Supervised large remediation projects in urban core areas. Odekirk holds a Master of Science in Geological / Geotechnical Engineering from the University of Wisconsin where he conducted Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) research. Odekirk also holds a Bachelors of Science in Geology from the University of Wisconsin at Green Bay. Odekirk has work experience in the Great Lakes, Mid-South, and Gulf Coast. He is a Geologist-In-Training under the National Association of State Boards of Geology. An adventurer at heart, Odekirk has hiked New Zealand and enjoys kayaking, hunting, and fishing.

Ryan Spencer
Staff BiologistSpencer joined Lord and Winter, LLC as a Staff Biologist in 2023. He brings unique experience in stream hydrologic determinations, macroinvertebrate identification, endangered species surveys, and wetland delineations. Deep knowledge of Tennessee natural resource systems was gained through a previous position as the primary stream hydrologist at the 105,000-acre Fort Campbell Army Installation in Tennessee and Kentucky where he collected and identified macroinvertebrates and salamander occurrence and habitat throughout the installation. He also brings depth of experience in environmental permitting having worked in the Northeastern, Midwestern, and Mid-South portions of the US. Spencer holds a Bachelor of Science in Wildlife and Fisheries Science and an Associate of Science in Wildlife Technology from Penn State University. Ryan is a certified Qualified Hydrologic Professional- In Training. He enjoys hunting, fishing, camping, and hiking in his free time.

Sarah Zirkle
Staff BiologistZirkle joined Lord and Winter, LLC as a Staff Biologist in 2022. She has worked on a diversity of projects including wetland delineations, hydrologic determinations, and endangered species desktop reviews. Zirkle holds a Bachelor of Science in Wildlife and Fisheries Science from Tennessee Technological University. Zirkle completed a Master of Science in Biology from Austin Peay State University where she led research on the spatial ecology and population dynamics of various threatened and endangered Southeastern bat species listed under the Endangered Species Act. As a Tennessee native, she has primarily worked within the Southeastern United States. In her free time, Zirkle enjoys spending time outdoors visiting and hiking local state and national parks.

David Winter
PresidentWinter founded Lord and Winter, LLC in Nashville, Tennessee, in 2013. With 25 years experience in environmental consulting in all regions of the United States, he brings substantial knowledge of regulatory compliance, project management, and permit process to Lord and Winter clients. He holds two Bachelors of Science degrees in Biology and Geology from the University of Wisconsin at Eau Claire and a Masters Degree in Geochemistry from Northern Illinois University. Natural resource project experience includes permitting for the construction of marine terminals, mines, industrial and commercial developments, and interstate pipelines for mining, energy, utilities, and real estate clients. Compliance work includes environmental due diligence during acquisitions as well as water, soil, and air compliance for energy and industrial clients. Remediation work focuses on site restoration by collaborating with the client and stakeholders while offering technical solutions to challenging brownfield properties. He has won and managed remediation and design-build contracts for the Department of Defense and worked on many challenging federally managed remediation projects in the United States including the DOE Legacy Sites such as FERNALD Environmental Management Complex and CERCLA cleanup sites such as the Copperhill Mining Restoration project.