Amthor International, a fourth generation family-owned company, is the nation’s largest and most diverse manufacturer of tanker trucks. Our products include tanks and accessories for the refined fuel, propane, vacuum and septic, portable restroom, water, well drilling, and construction industries. 100% of Amthor tanks are made in the USA and manufactured in their 86,000 square foot facility in Gretna, Virginia. With innovation as our foundation, Amthor International constantly strives to make cutting edge industry innovations including patents and improvements to existing products, improving employee training and education, and improving communication with customers through technology. Our extended network of dealers, distributors, and repair locations ensures quick and reliable service wherever you may be. Amthor Incorporated is now the largest tank truck manufacturer in North America and number two in the entire world.