Brand names of Rheem, RUUD, Raypak, Solahart and others, Rheem sells a highly regarded line of water heaters, swimming pool heaters and commercial boilers, central warm-air furnaces and air conditioners in the US, Canada, Australia and New Zealand. Paloma is headquartered in Nagoya, Japan, and has manufacturing facilities and sales offices in Japan, the US, Canada, Mexico, Australia, New Zealand, Brazil, Argentina, China, Vietnam, and Singapore. All manufacturing facilities are ISO certified. Group annual revenue is approximately US $3.0 billion, with 15,000 employees around the world. Paloma has 20 main factories and 7 R&D centers worldwide, making it one of the largest businesses in the gas appliance industry.