For over nine years, Mr. Yoon has been providing engineering technical support for EKI’s projects in southern and northern California.  He designs remedial systems, collects samples and data as part of remediation system operations and site investigations, develops and runs simulation models, estimates remedial action costs, compiles investigation databases, assists with contractor selection and communications, and prepares technical reports.  In particular, Mr. Yoon works on engineering assessments of environmental data, evaluations of remedial technologies, prepares engineering cost estimates for site-specific applications of remedial actions at contaminated sites, writes technical specifications for construction plans, and implements remedial system designs.  His experience includes technical environmental issues associated with dry cleaning facilities, metals processing and plating shops, transit centers, former oilfields, horse racetracks, vehicle fueling and service stations, whitefront and grocery stores, meat processing facilities, sports arenas, and high-pressure natural gas lines.