Profile: NAO Inc. is an ISO 9000 certified company. We focus on combustion, pollution & safety solutions. We provide solutions to problem, which involves combustion, energy, pollution control and safety. We design process flares, industrial burners, air heaters, detonation/flame arrestors, thermal incinerators and vapor oxidizers. We also offer trailer mounted portable test furnace for demonstrating and testing process burners for refinery and petrochemical application.