Meet Our Team
Claudia Listopad, Ph.D., GISP
President, Principal Scientist
Claudia Listopad is a cross-disciplinary project manager, water resources ecologist, and certified GIS Professional specializing in the application of modeling, ecological and hydrological field assessments, monitoring program design and implementation, statistical analyses, and remote sensing to complex data sets, particularly those related to natural resources, water resources, and restoration.
She has over 20 years of project management experience, including serving as a Federal Program Manager for key federal clients including the US Army Corps, the US Marine Corps, the US Space Force, and US Coast Guard.
Since founding Applied Ecology in 2009, she has led the growth and expansion of diverse environmental and engineering services lines while building strong partnerships throughout the Southeastern US.
William "Bill" Paton
Vice President, Senior GIS Modeler, and Software Developer
As a lead software engineer with decades of federal project experience, Mr. Paton can customize unique software solutions for complex data management and visual representation.
William "Bill" Paton
Vice President, Senior GIS Modeler, and Software Developer
As a lead software engineer with decades of federal project experience, Mr. Paton can customize unique software solutions for complex data management and visual representation.
Our Subject Matter Experts

Leesa Souto, Ph.D.
Director of Operations
Dr. Souto has been working for Florida’s water resources for over 30 years in many different capacities, providing her a comprehensive understanding of the complex environmental issues facing our state.

Daniel Hammond
Senior Water Resource Scientist
Dan has over 25 years’ experience in water resources with a foundation in water quality protections, habitat restoration, and ecological assessments. He has led numerous projects throughout Florida and nationally focused on science-based solutions to environmental issues. Dan is passionate about advancing the science of restoring ecosystems and protecting marine and freshwater resources.

Andrea Bishop
Senior Environmental Compliance Manager
Andrea Bishop has over 26 years of technical, project, and contract management experience in environmental compliance, pollution prevention, and restoration programs for the Department of Defense.

Walker Dawson, P.E.
Senior Project Manager
Mr. Walker Dawson, P.E. has over 18 years of diverse experience in governmental management, water quality, coastal and waterfront engineering. Throughout his career, he has gained extensive experience and knowledge in project management, overseeing consultants and contractors to drive project success.

Rachael Cooper, Ph.D., PE, CFM
Senior Water Resources Engineer
Dr. Rachael Z. Cooper has over 10 years of experience integrating watershed science, stormwater engineering, and applied research to support efforts in ecological engineering. She has performed hydrologic and hydraulic analyses, assessed nutrient pollution, and designed and evaluated nature-based stormwater treatment systems. Her work has included collaboration on grant writing, preparing technical documentation, leading peer-reviewed publications, and applying engineering methods in both research and practice.

Catherine Soistman, P.E.
Principal Engineer
Catherine Soistman, P.E., is a principal engineer with 21 years of experience in the various phases of site remediation, including site investigation, feasibility studies, treatment system design and installation, in-situ chemical oxidation, operation, maintenance, and monitoring, optimization, and site closure.

John Hussain, CE, PWS
Senior Environmental Scientist
Mr. John Hussain is an environmental scientist and project manager with prior experience in both government and private sector. He brings significant cross-disciplinary experience in wetland and terrestrial ecology, environmental assessments, listed species surveys and determinations, hydrological and water quality data collection, and spatial analyses.



