Dr. Beth Renwick
Company majority owner and medical doctor, Beth splits her time between working in the E.R and on strategic planning for GEB.
Plant Operator (Knoxville)
Jason is in charge of all things at our Tennessee location. He handles production, routing, sales and customer service.
Plant Manager (Aiken)
Former maintenance supervisor at our Winnsboro location and a Navy veteran, David oversees all aspects of the day to day operations at our newest plant in Aiken.
Penny, a member of the Renwick clan, is a one stop shop at our HQ. From customer service, to event planning, to office administration, Penny uses her wealth of skills to get the job done!
With her background in business administration and passion for sustainability, Erika helps Bio Joe with his day to day tasks, while also managing marketing activities for the company.
Process Engineer (Winnsboro)
Operations Technician (Aiken)
Maintenance and Process Supervisor (Winnsboro)
Oil Collection Specialist
Welder & Maintenance