Koss has 22 years of experience in the environmental industry. His experience includes underground storage tank compliance; Phase I and II environmental site assessments; remedial design, implementation and maintenance; CERCLA/RCRA investigations; and involvement with the Ohio EPA Voluntary Action Program.Koss obtained a Bachelor of Arts in geology from the College of Wooster in Wooster, Ohio. Terracon is an employee-owned engineering consulting firm with more than 3,000 employees providing environmental, facilities, geotechnical, and materials services from more than 140 offices in 40 states nationwide. Terracon currently ranks 38th on Engineering News-Record’s List of Top 500 Design Firms. For additional information about Terracon, please visit www.terracon.com.