Riverstone Holdings Limited, an investment holding company, engages in the manufacture and distribution of cleanroom and healthcare gloves in Malaysia, Thailand, and China. It offers cleanroom gloves, fingercots, packaging bags, static shielding bags, face masks, and wipers, as well as consumables, including hair nets, antistatic gloves, static dissipative shoes, safety booties, shoe covers, cleanroom coveralls, ESD rubber bands, sticky mats and rollers, swab-polyesters and microfibers, and cleanroom stationery and paper products. The company also provides healthcare products, including blue, white, black, and accelerator free nitrile exam gloves. In addition, it is involved in trading of latex products; and processing, packaging, and distribution of cleanroom products. The company sells its products under the RS brand for use in the hard disk drive, semiconductor, and healthcare industries. It also exports its products to Asia, Europe, and the United States. The company was founded in 1989 and is based in Singapore.