Scott B. Wilson (Chief Executive Officer and President)
Amy Dickerson, C.P.A. (Chief Financial Officer)
Gareth Leonard (Managing Director – REGENESIS Europe)
Kristen Thoreson, Ph.D. (Vice President of Process & Quality Improvement)
Jeremy Birnstingl, Ph.D. (Vice President of Environmental Technology)
Paul Erickson, Ph.D. (Director of Research & Development)
Craig Sandefur (Vice President Remediation Applications Development)
Scott Mullin (Vice President of Remediation Services)
Tricia Rodewald (Vice President of Marketing)


Scott B. Wilson

Mr. Wilson is a widely published expert with 25 years of experience in applied microbiology and bioremediation processes. He is a recognized thought leader in the commercialization of environmental technologies with a proven track record spanning three decades. As Vice President of Remediation Technology with Groundwater Technology, Inc., he led the team of scientists and engineers who developed GTI’s industry-leading in situ bioremediation processes. He has overseen the design and implementation of more than 100 innovative full-scale remediation projects employing advanced technologies. He was appointed to provide technical oversight for the USEPA Bioaction Committee and served for eight years on the faculty of the National Water Well Association (now the NGWA) and served as a lecturer at the University of Wisconsin. Mr. Wilson received a M.S. from the University of Texas at El Paso, a B.A. from the University of San Diego and an M.B.A. from the Kellogg School of Management at Northwestern University.

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Amy Dickerson, C.P.A.

Ms. Dickerson, is responsible for the overall financial management of the Company including financial reporting and transparency. She oversees multiple corporate functions including accounting, budget, credit, insurance, tax, treasury and human resources. Prior to joining REGENESIS, Ms. Dickerson held CFO and Controller positions within the banking industry after starting her career with KPMG in public accounting. She holds a B.S. in accounting and a B.S. in psychology from Oregon State University, Corvallis, OR.

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Jeremy Birnstingl, Ph.D.

Dr. Birnstingl directs technology commercialization and acquisition efforts for REGENESIS, worldwide. He oversees new product commercialization efforts and operates as a senior technical director on key remediation projects involving advanced in situ technologies. Dr. Birnstingl previously served as the founding Managing Director of REGENESIS in Europe, responsible for establishing technical and administrative teams across the continent within multiple legislative regimes and operating currencies. Prior to joining REGENESIS he served as Principal Environmental Scientist with URS Corporation. He has given numerous national and international seminars, university lectures and conference presentations in his technical area, and has published articles and papers in academic journals, conference proceedings and in the wider environmental subject literature. Dr. Birnstingl received a B.Sc. (Hons.) Environmental Biology from the University of Essex and a Ph.D. in Environmental Chemistry from the University of Lancaster.

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Craig Sandefur

Mr. Sandefur is the Vice President of Remedial Applications Development at REGENESIS and a recognized expert with over 20 years of experience in the areas of in situ remedial design and applications. In his current role at REGENESIS, Mr. Sandefur is part of team of geologists located throughout the United States that provide remediation designs and optimize performance for REGENESIS clients. Under his direction, the Technical Services team at REGENESIS developed a Design Verification Testing (DVT) program, which consists of a suite of field sampling and testing activities carried out prior to subsurface remedial reagent emplacement. The DVT program at REGENESIS has also pioneered the use of Passive Flux Meters (PFM) in conjunction with contaminant plume aspect ratio analysis. This program has directly informed REGENESIS design and application teams, resulting in significant improvements in remedial reagent emplacement, project remedial outcomes and project cost reductions.

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Gareth Leonard

Mr. Leonard is the Managing Director of REGENESIS Europe, in which role he manages a dedicated team of in situ remediation specialists to provide the design and implementation of remedial solutions for environmental consultants, remediation contractors and end-users. Mr. Leonard has worked in the remediation industry for 13 years. In 2006, he joined REGENESIS Europe, specialists in scientifically proven product and service-based solutions for the in situ remediation of contaminated groundwater and soil. Prior to this, Mr. Leonard gained his expertise as a Senior Project Manager at a remediation contracting firm and as a Lead Drilling Fluids Engineer in offshore oil exploration. He holds a Certificate of Technical Competence (4TMHCL), an MSc in Environmental Chemistry and a BSc (Hons) in Geology.

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Tricia Rodewald

Ms. Rodewald serves as Vice President of Marketing and is responsible for the brand and marketing efforts for the company. Prior to joining Regenesis, Ms. Rodewald provided strategic marketing consulting services to both large and small companies in the banking, furniture and technology markets. A frequent guest speaker on LinkedIn business development strategies, she has an extensive background in a wide array of industries including; construction, healthcare, medical device, technology, office furniture and education. Over the span of her 20+ year career, Ms. Rodewald has held Vice President and Director positions within the healthcare, medical device, and construction industries – most recently with the Penhall Company – systematically architecting and executing on high-level marketing, business development and sales plans focused on metrics and performance.

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Kristen Thoreson, Ph.D.

Dr. Thoreson serves as the Vice President of Quality and Process Improvement, where she manages and evaluates our company-wide quality processes and continuous improvement activities to ensure consistency and reliability in product quality, performance, and service. Prior to this role, Dr. Thoreson served as the Vice President of Research of Development for REGENESIS and Land Science, where she lead the development and implementation of many numerous products and technologies. Dr. Thoreson is an inventor on several issued patents and is a frequent speaker at scientific industry events. Before joining REGENESIS, she spent time as a postdoctoral associate at Helmholtz Zentrum, the German Research Center for Environmental Health, in Münich, Germany. Dr. Thoreson is trained as a chemist and was instrumental in the development and award of a number of US patents. She earned her B.S. in chemistry from the University of Wisconsin – La Crosse, and her Ph.D. in chemistry from the University of Minnesota. Before joining REGENESIS, she spent time as a postdoctoral associate at Helmholtz Zentrum, the German Research Center for Environmental Health, in Münich, Germany.

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Paul Erickson, Ph.D.

Dr. Paul Erickson is the Director of Research & Development with REGENESIS, overseeing the commercialization of new environmental solutions to address complex remediation challenges. In his time with REGENESIS, Dr. Erickson led the development of a number remediation products and technologies, including PetroFix and FluxTracer. Dr. Erickson earned a BS degree in Chemistry from Florida State University, a Masters in Chemistry from the University of Minnesota, and a PhD in Environmental Chemistry from ETH Zurich. He is an author on over 20 peer-reviewed scientific publications mainly in the area of environmental chemistry.

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Scott Mullin

Mr. Mullin leads the Remediation Services Division of REGENESIS. His 20 years of managing experience and
leadership have focused on environmental remediation, project management, and client relations. He oversees the technical design and implementation of chemical oxidation, bioremediation, and vapor intrusion technologies.

Mr. Mullin is a graduate of Ripon College and holds a Bachelor’s of Science in Biology.

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