Custom-built guitars and inlays, musical lessons and repair service. Serving Northern Colorado since 1992.Ā Don Jensen started building and repairing instruments back around 1992. His years of experience, attention to detail, and outstanding customer service make him one of the foremost Luthiers in the Front Range. He is truly a perfectionist, and he assures that each instrument is playing perfectly before it leaves the shop. He repairs all types of stringed instruments, and provides Vintage Amp Repair as well. The store includes a workshop to allow construction of new custom built guitars, tone drums, and dulcimers. Retail items include acoustic and electric guitars, amplifiers, djembes, drums and percussion, many ethnic and eclectic instruments and accessories.