NAO, Inc is a leader in Combustion, Pollution, Safety, and Energy Control. As an entrepreneur, John F. Straitz, Sr. started our company in 1912 and we have been family owned and operated ever since. NAO started out under the name National AirOil Burner Company, and originally produced gas/oil burners for refineries and other industrial, commercial and residential installations. Today our business centers only on fully engineered solutions for combustion, pollution, safety and energy control. 

Located in Philadelphia, Pennsylvania; we are pioneering technical innovations and providing safe, practical and quality solutions for our clients’ problems worldwide. We provide design, manufacturing, and testing operations at our Pennsylvania & Texas facilities and training for our sales representatives from around the world.

With over 110 years of experience, NAO's products, systems and services have earned us a reputation for reliability and trouble-free performance throughout the world; we are proud of our products and make them to last.

NAO, Inc.

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