Tenorio Werx

We build guitars, we repair guitars, we know guitars


OLYMPUS DIGITAL CAMERATENORIO WERX is a locally owned company that builds and services guitars.  All clients are seen by appointment only in order to see and hear their playing style and to talk about options for repair on their electric or acoustic guitar/bass or options for a hand built instrument.

Mark Tenorio has been building and repairing musical instruments professionally since 1987. He began his formal training in 1989 at the Roberto Venn School of Lutherie in Phoenix, AZ. The course work at Roberto Venn concentrated on the construction and design of the electric and acoustic guitar. After graduation Mark was offered a teaching position but he turned it down to pursue his career in Denver, CO.  In January 1999, after many years of repairing guitars for five local music stores, Mark his own business TENORIO WERX. Here are just a few manufacturers that they are certified/authorized for:  Fender – gold level,  Guild – gold level,  RodriguezDe Armond,  AlvarezOvation , Takamine,  Hamer  and others.  Seeking more knowledge in the construction of the Traditional Spanish Guitar Mark and Erin attended the Jose Romanillos Master Guitar Building Class in Siguenza, Spain in August 2002.

Mark-with-rasp-on-neck Arches-Rosette

Contact Information


Mark Tenorio

Phone: 303-722-4887

Fax: 303-722-4887

Address: 525 E. Ohio Ave. , Denver, CO 80209

By appointment only Monday – Friday 8:00am – 3:00pm. (hours can be extended with notice)

Email: mark@tenoriowerx.com