Orion Energy Systems, Inc. engages in the research, development, design, manufacture, marketing, and implementation of energy management systems. The company operates in two segments, Energy Management and Engineered Systems. It develops, manufactures, sells, and provides technical services for the sale of commercial high intensity fluorescent (HIF), light emitting diode lighting, and energy management systems. The company also offers Apollo Solar Light Pipe, a lens-based device that collects and focuses renewable daylight, bringing natural light indoors without consuming electricity; and InteLite wireless dynamic control products that allow customers to remotely communicate with and give commands to individual light fixtures and other peripheral devices through Web-based software. In addition, it offers HIF fixtures to address the lighting and energy management needs, including agribusinesses, parking lots, roadways, outdoor applications, and private label resale. Further, the company distributes solar photovoltaic systems, as well as offers integrated solar power services, such as project development; engineering, procurement, and construction; operation and maintenance; and project finance services. Additionally, it provides energy management services, including comprehensive site assessment, site field verification, utility incentive and government subsidy management, engineering design, project management, installation, and recycling, as well as offers power data management and cloud-based data storage and related services. The company sells its products directly to commercial and industrial customers; and indirectly through electrical contractors and value-added resellers. Orion Energy Systems, Inc. was founded in 1996 and is headquartered in Manitowoc, Wisconsin.