Surna designs, develops, manufactures, and distributes systems for controlled environment agriculture (CEA). It offers indoor climate control systems, including chillers, lights, reflectors, and irrigation systems; air sanitation technology program for mold and mildew risk mitigation to cultivators; engineering services for designing and engineering commercial scale thermodynamic systems for indoor growing facility conditions; hybrid building that uses the sun as its primary light source and high power LED lights for supplemental lighting for maintaining the environmental and security controls of an indoor facility. The Company serves cannabis cultivation facilities; and other indoor agricultural facilities, including organic herb and vegetable producers.