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Primech Holdings Ltd is a technology-driven facilities services provider in the public and private sectors operating mainly in Singapore. The services offered by the company include Facilities services, Stewarding services, Cleaning services to offices, Cleaning services to homes, and Cleaning Supplies.
Research Frontiers Inc is engaged in the development and marketing of technology and devices to control the flow of light. The company develops and licenses its patented suspended particle device light-control technology to other companies that manufacture and market the SPD-Smart chemical emulsion, the light-control film made from the chemical emulsion, the light-control panels made by laminating the film, electronics to power end-products incorporating the film, or lamination services for, and the end-products. The company's revenue source comes from the licensing of technology.