The Sweetwood Guitar Company was founded by Glenn Sweetwood in 2002 in San Francisco, CA. It is now based in Soquel, CA. Sweetwood provide design and prototyping services to other companies (Supro, Buzz Feiten, B-Way Guitars, Carl Harvey Instruments among many others). Sweetwood also have a parts and hardware business and are well known for their aftermarket necks. They also produce their own line of guitars and basses.

Source: Sweetwood Guitars website (17 December 2020)