Mark S Laska, PhD Expert Witness

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Specialties & Experience of this Expert Witness

General Specialties:


Specialty Focus:

Natural Resource Damages, NRD, NRDA, climate change, coastal resiliency, mitigation, habitat, species, mitigation banking, PFAS, ecology, wetland, river, coastal, upland, environment, ecosystem, contaminants, restoration


Doctorate in Ecology & Evolution, Rutgers University; Masters in Ecology, Fordham University; Bachelors in Biological Science, Univeristy of Colorado, Boulder

Years in Practice:


Number of Times Deposed/Testified in Last 4 Yrs:


Additional Information

Dr. Laska is a leading ecological practitioner specializing in environmental litigation support, habitat restoration, ecological design, site reuse planning, and mitigation banking. He specializes in scientific consulting services for cases involving NRD, PFAS, and other contaminates, as well as habitat damages for a variety of clients, state trustees, and legal counsel across the United States. Dr. Laska is an expert in habitat restoration, climate change, habitat and species biology, and sustainability. His work includes landmark environmental cases, small site-specific litigation, and everything in between. Dr. Laska and his team of scientists at Great Ecology bring a holistic understanding of ecosystems that allows for a comprehensive assessment and addressing of environmental injuries while providing ecological remedies. Dr. Laska and team excel at quantifying damages, conveying facts to scientific and non-scientific audiences, and offering informed, balanced perspectives. In 2022, Dr. Laska was awarded the National Wetland Award - Business Category by the Environmental Law Institute (ELI) for his decades of work and advocacy for wetland restoration and conservation. He is also a contributing author to the American Bar Association's (ABA) 2019 guidebook on NRD, "Natural Resource Damages: A Guide to Litigating and Resolving NRD Cases."