Nau Engineering is a custom guitar amp builder and repair shop located just west of Rochester, New York, run by John Nau. The shop specializes in hand-built custom guitar amplifiers as well as amp repair and general electronics repair for musicians in the greater Rochester area.

As a Gibson Authorized Service Center, Nau Engineering is officially recognized to perform warranty and non-warranty repairs on Gibson instruments, making it a trusted destination for guitar repair and instrument repair needs. That authorization speaks to the level of technical skill and attention to detail John brings to every job, whether it is a tube amp restoration, amplifier repair, or getting a Gibson guitar back into playing condition.

For players who want a truly custom-built amplifier, Nau Engineering offers the kind of boutique craftsmanship that is rarely found outside of specialty shops. Guitarists across western New York looking for a knowledgeable guitar tech and amp builder with real-world credentials have a solid resource right in North Chili.