Who is the owner of lochinvar? Lochinvar acquires Wagoner Water Heater Company and relocates to Nashville. William Vallett, Sr. and sons set out on their own and created Lochinvar as you know it today.Where are lochinvar water heaters made? Lochinvar moves into a new state-of-the-art 360,000 sq. ft. world headquarters and manufacturing facility, located in Lebanon, Tennessee. Lochinvar is acquired by A. O. Smith Corporation, the world’s largest water heater manufacturer.Why study at lochinvar university? Online or at our headquarters in Lebanon, Tennessee, Lochinvar University’s curriculum is tailored to help you become an expert on the latest high efficiency technology. Lochinvar’s engineers have created some of the industry’s biggest breakthroughs.How many btus does a lochinvar boiler have? From a few thousand up to six million BTUs, Lochinvar has the precise high-efficiency boiler your project needs. See our broad lineup of commercial and residential boilers.