N. Treuherz was an Earth Starfleet officer in the 22nd century.
In January of 2155, Treuherz worked in Assembly at the Fleet Operations Center on Earth. Treuherz's office was located in room 4325. (ENT: "Demons" set artwork)
Treuherz's name was seen on directory listings seen on the set of "Demons".
N. Treuherz was named after Enterprise signwriter Naomi Treuherz.