Ecoark Holdings, Inc., through its subsidiaries, engages in the oil and gas, bitcoin mining, and post-harvest shelf-life and freshness food management technology businesses in the United States. It engages in the exploration, production, and drilling of oil and gas properties in Texas, Louisiana, and Mississippi, as well as offers transportation of frac sand and logistics services to hydraulic fracturing and drilling operations. The company also provides freshness management solutions for fresh food growers, suppliers, processors, distributors, grocers, and restaurants. In addition, it offers Zest Fresh solution, a cloud-based post-harvest shelf-life and freshness management solution that matches customer freshness requirements with actual product freshness and reduces post-harvest losses; and Zest Delivery solution, which provides real-time monitoring and control for prepared food delivery containers and helps delivery and dispatch personnel to ensure the quality and safety of delivered food. Further, the company is involved in the bitcoin mining operations; and procures and finances equipment to oilfield transportation service contractors. Ecoark Holdings, Inc. was founded in 2011 and is headquartered in San Antonio, Texas.