C.F. Martin & Company (often referred to as Martin) is an American guitar manufacturer established in 1833, by Christian Frederick Martin. It is highly respected for its acoustic guitars and is a leading manufacturer of flat top guitars. The company has also made mandolins and as well as several models of electric guitars and electric basses, although none of these other instruments are currently in production. The company's headquarters and primary factory are situated in Nazareth, Pennsylvania, located in the Lehigh Valley region of the state. The building, listed on the National Register of Historic Places in 2018, includes the Martin Guitar Museum, which features over 170 guitars made by the company over its history. Visitors can see pictures of famous guitar owners, try out some guitars, or take a factory tour. Current range of instruments manufactured by Martin include steel-string and classical acoustic guitars and ukuleles. The company also manufactures instruments in Navojoa, Mexico. It produces approximately 270 guitars per day.