Courtney Parker

Courtney Parker works diligently to provide clients with information and respond to their questions regarding funding opportunities and policy updates in areas related to the environment, energy, and higher education. As a previous intern for an emergency service-based organization, a federal agency’s technology office, and a university federal relations office, Courtney has a passion for research, education, and addressing resilience challenges.  Courtney covers agencies such as the Department of Energy, National Science Foundation, National Oceanic and Atmospheric Administration, and Environmental Protection Agency.

Issue Expertise: Environment, Energy, Resilience, Climate and Clean Energy, Higher Education 

Additional Experience: Courtney gained a genuine interest in advocacy and policy in 2019 when she interned with the International Association of Fire Chiefs in the government relations department where she was a lobbying assistant on Capitol Hill with other colleagues, representing the fire and emergency services including over 12,000 members across the nation about current needs within the fire and emergency service. In the summer of 2020, Courtney interned with the Federal Housing Finance Agency, Office of Technology and Information Management, where she provided support on the execution of the FY 2020 budget. Recently, Courtney interned with Virginia Commonwealth University in their Government Relations Department where she developed a passion for advocating on behalf of institutions of higher learning.

Vital Statistics: Courtney grew up in Prince William County, Virginia where she was active in her community. Being involved in helping the community at such an early age stemmed from her passion for wanting to advance society through public policy. As a direct result of her community engagement, Courtney received her B.A. in Political Science from Hampton University. While attending her beloved Alma Mater, she was initiated into the Gamma Iota Chapter of Delta Sigma Theta Sorority Incorporated, a community-oriented organization that prides itself on scholarship and service. When Courtney is not with her fellow sorority members, she is spending quality time with her family and friends or traveling!

Nathan Finn

Nathan Finn supports Lewis-Burke by tracking legislative and agency movements and developments and funding opportunities for clients in the defense, national security, and energy sectors. His work involves agencies such as the Department of Defense (DOD) and the Department of Energy (DOE). Having spent time gaining knowledge in these fields during his undergraduate studies and with his prior experience working in legislative research and policy, Nathan is enthusiastic about supporting Lewis-Burke’s clients.

Issue Areas: Defense, national security, energy, climate, transportation, physical sciences, and veteran’s issues.

Additional Information: Prior to joining Lewis-Burke, Nathan interned with The American Legion’s Legislative Division in Washington, DC, tracking legislation in national security, veteran’s health care, education and other issues important to the lives of veterans and active servicemembers. Nathan also collaborated with staff to produce an annual legislative presentation to the joint House and Senate Committees on Veteran’s Affairs (HVAC/SVAC), as well as to support the passage of the Honoring our Promise to Address Comprehensive Toxics Act of 2022, also known as the Honoring our PACT Act, which guaranteed health coverage to veterans and servicemembers who were exposed to toxic substances while serving either domestically or overseas.

Vital Statistics: Born and raised in New Jersey, Nathan graduated magna cum laude with a Bachelor of Arts in Government and a minor in Anthropology from St. Lawrence University in December 2022. At St. Lawrence, Nathan was the president of his first-year class, along with being the president of St. Lawrence’s Model United Nations Organization, one of the oldest such organizations in the world. Nathan also studied abroad in Belgium, France, and Luxembourg in Summer 2022, completing a research project on the role of the European Union. In his free time, Nathan enjoys participating in trivia competitions, riding the DC Metro, as well as cooking his mom’s Italian recipes.

Hannah Marie Peters-Edwards

Hannah Marie provides insights to clients in agriculture and rural development, life sciences, and transportation, tracking legislative and agency developments and assisting clients with their individual requests. This includes federal agencies such as the United States Department of Agriculture (USDA), Department of Energy – Office of Science (DOE-Sc), the National Science Foundation (NSF), and Department of Commerce, among others.  Hannah Marie’s background in agriculture has allowed her to have a unique perspective on all aspects of this issue.  This has allowed Hannah Marie to work with clients and agencies to provide more sustainable and innovative practices in agriculture and life sciences.


Issue Areas: Agriculture, Life Science, Biological Science, Economic Development, Rural Development, Transportation, and Infrastructure.


Additional Information: Prior to joining Lewis-Burke Associates, Hannah Marie worked on the Hill as an intern in the House of Representatives.  Her background in agriculture has been developed from 13 years in 4-H, and 4 years in Future Farmers of America (FFA).   She raised Animals for breeding as well as market; and her family has worked with both walnuts and almonds.  She worked as a Program Assistant for the National 4-H Council in 2018 where she focused on teaching middle to high school students about the United States Government and leadership development.


Vital Statistics: Hannah Marie grew up in Durham, California. She attended Butte Community College, where she obtained her Associates degree in political science.  While at Butte College she served as the student government president, and a member of the Butte College golf team.  In 2020, she transferred to the University of California, Berkeley where she graduated with a bachelor’s in arts in Political Science with a specialization in American Government.  While at UC Berkeley she was the chair of the Associated Students of the University of California Judicial Council. Outside of the office Hannah enjoys going out and trying new restaurants and exploring the outdoors by hiking and taking long walks with friends.

Elizabeth Stulberg, Ph.D.

Dr. Elizabeth Stulberg advises clients in the areas of food, agriculture, and life sciences. Elizabeth has worked in Congress, the White House, and the U.S. Department of Agriculture and holds an ScB in Biology and German Studies from Brown University and a PhD in Molecular, Cellular, and Developmental Biology from Yale University. Elizabeth uses her deep subject matter expertise and broad experience working within the federal landscape to advocate for science, leverage federal programs, and enhance clients’ scientific and technological endeavors. 

Before joining Lewis-Burke Associates, she spent five years as a Science Policy Manager for the Agronomy, Crop, and Soil Science Societies of America. In this role, she supported food, agriculture, and natural resources research programs. On one occasion, she facilitated a campaign that brought students and scientists to Capitol Hill to advocate for specific funding for agriculture equipment grants, an effort that resulted in a new, $5 million program in the 2018 Farm Bill.

Issue Expertise: Food and agriculture policy, microbiome science, higher education, plant and soil science, genetics and biotechnology.

Additional Experience: Elizabeth started her career in science policy with an American Association for the Advancement of Science (AAAS) Congressional Science Policy Fellowship supported by the American Society for Microbiology. As a Fellow, she worked in the office of Congresswoman Louise Slaughter of Rochester, New York, where she advised on issues of agriculture, public health, genetics, and food safety. She then moved into the White House Office of Science and Technology Policy with a fellowship from the American Phytopathological Society, leading initiatives on microbiome science and agriculture workforce development and earning the position of Senior Advisor for Food and Life Sciences. Elizabeth gained agency experience as an Agricultural Science Fellow in the U.S. Department of Agriculture’s Office of the Chief Scientist before spending five years with the Agronomy, Crop, and Soil Science Societies of America. 

Vital Statistics: Elizabeth lives in Northeast Washington, DC with her husband and two beautiful children. She has a passion for food, both cooking and eating, and is thrilled that her career lets her dive deeply into issues dealing with the food system, from plant biodiversity to nutritional inequities. She also loves snowboarding and science fiction.