Again, we know nothing about the man. A perfumer was a commonly known profession, responsible for mixing spices to produce desirable ointments (1 Samuel 8:13). Hananiah would be the foremen, then, of a crew comprised of perfumers. This is the second group of volunteers demarcated not by family or town but by profession.
8 Next to them Uzziel the son of Harhaiah, goldsmiths, repaired. Next to him Hananiah, one of the perfumers, repaired, and they restored Jerusalem as far as the Broad Wall.