1971-74
In the first part of this decade, the company makes an important change: the transfer to the new headquarters, situated in the Villaggio Crostolo industrial area on a surface of around 2500 square metres.
Meanwhile, Pietranera becomes a public limited company and begins developing a concept that places the company in the avant-garde of these years: ergonomics applied to hairstyling activity.
Equally innovative is the production of hydraulic pumps for raising the chairs and washing stations with ceramic basin.