Andrew Joiner is a Grit Daily contributor and an accomplished business leader and entrepreneur. He has led EnMass Energy in forming and cultivating strong business partnerships in the realm of renewable energy. This has included entering growing markets in Asia, Africa and the US, and negotiating annual supply contracts valued up to $2.5M with the purpose of providing waste-to-energy solutions and support for new and existing projects using farm, livestock, plastics, used tires, and food waste as energy resources.