Chris Marks

Environmental Manager

Chris has worked in the biosolids industry for over 20 years, beginning in 1996 with Bio Gro. As a technical specialist, he managed multiple operations in California and Arizona. In 2000, he joined Terra Renewal, LLC as the Regional Environmental and Land Application Operations Manager, where he developed one of the first Biosolids Management Plans approved by the National Biosolids Partnership’s EMS program. From 2000 - 2005, Chris received approval for multiple biosolids land application sites in California, Arizona, and Nevada and oversaw the land application of over 350,000 tons per year.

Since 2005, Chris has served as Area Manager for Arizona and Northern California, where he manages up to five different land application operations while still administering duties as the Regional Environmental Manager.  Chris holds a degree in Soil Science from California Polytechnic State University.