LAND SCIENCE - Key Persons


Christopher Medvetz

Job Titles:
  • Technical Sales Manager

Hieu Nguyen

Job Titles:
  • Principal Engineer
  • Principal Engineer of the Land Science Division of REGENESIS, Inc
Hieu Nguyen is the Principal Engineer of the Land Science division of REGENESIS, Inc. In his role, Hieu oversees product implementation at construction sites and provides technical support to regional and district managers as well as Land Science clients. Hieu offers over fifteen years of experience supporting vapor intrusion mitigation system designs, specifications and installations across United States, Canada and Australia. He is also an active member of the ITRC Petroleum Vapor Intrusion task group, AICHE and ASTM D04 Asphalt Emulsions Tests and Specifications. Prior to joining Land Science, Hieu worked as a product manager and technical engineer for a leading spray-applied asphalt latex gas barrier manufacturer. Hieu earned a Bachelor of Science degree in Chemical Engineering from University of Idaho in Moscow, Idaho. Hieu enjoys swimming, hiking, and doing his own research in his spare time.

Jad Soufan

Job Titles:
  • Technical Sales Manager

Jason Wilt

Job Titles:
  • Senior Technical Sales Manager
  • Senior Technical Sales Manager, Southeast District
  • Southeast District Senior Technical Sales Manager
Jason is the Southeast District Senior Technical Sales Manager for Land Science where he is responsible for assisting our client partners with technical support in the evaluation, design, and installation of TerraShield, Nitra-Seal, MonoShield and Retro-Coat vapor mitigation systems. Jason also works closely with the regulatory community to advance guidance and understanding of vapor intrusion barrier technologies, implementation, and QA/QC best practices. Jason has a diverse background in the environmental industry, including environmental laboratory experience and a long history of helping clients manage their hazardous waste streams.

Jordan Morgan

Job Titles:
  • Technical Sales Manager

Nick Mjolsness

Job Titles:
  • Senior Technical Sales Manager

Noah Streich

Job Titles:
  • Technical Sales Manager

Ryan Miller

Job Titles:
  • Director
  • Director of
  • Expert
Ryan Miller is the Director of the Land ScienceĀ® division of REGENESIS, Inc., and is based in northern New Jersey. Ryan's role includes providing technical support in the design and installation of TerraShield, Nitra-Seal, MonoShield and Retro-Coat vapor mitigation systems, and educating the environmental community on the advancements in vapor intrusion barrier technology, implementation, and quality control by making presentations to environmental firms, regulatory agencies, and developers. Ryan has extensive experience in the environmental consulting industry, most recently working as a New Jersey Licensed Site Remediation Professional (LSRP) focusing on brownfield redevelopment projects and specializing in vapor intrusion mitigation. Ryan earned a MBA from Montclair State University and a Bachelor of Science degree in Environmental Studies from Siena College. During his free time, you will find Ryan on a golf course. Ryan Miller is a leading expert on vapor intrusion mitigation and speaks regularly at conferences and events. Don't miss these opportunities to hear Ryan speak about the latest advancements in vapor intrusion mitigation technologies.

Scott Wilson - CEO, President

Job Titles:
  • Chief Executive Officer
  • President