Pfeifer

Piper stands for:

Pfeifer ( musician ), a medieval term for a musician
Pfeifer ( name ); qv Etymology and well-known bearers of the name
Pfeifer & Langen, a Cologne-based manufacturer of sugar products
Pfeifer ( dictionary ), a list issued by the linguist Wolfgang Pfeifer etymological dictionary
Pfeifer Rope & Lifting technology, companies in Memmingen