"Langenberg" - America's Oldest Name in Hats. Founded in 1860, the Langenberg name has always been synonymous with quality headwear. We continue to manufacture a full range of leather and cloth hats and caps. From trooper and uniform caps, ball caps, safari and outback style hats, to our fine line of winter wool hats and caps, Langenberg is a name you can depend on. Now a division of Technology Research Corporation, you can benefit from advanced Research and Development, vertically integrated manufacturing, and a full range of in house services. Look for expanded offerings in safety and reflective hearwear, new technologies in fabric construction and product design, and new product introductions. As Always - Made in the USA - Made with American Pride.