4B AG

The Swiss expert for windows & facades

4B is a leading Swiss company specializing in windows and facades. The head office is located in Hochdorf (LU) and has eleven branches in all parts of Switzerland. It offers its customers an integrated range of windows and facades as well as comprehensive services in the field of intelligent building envelopes.

The company is owned by the Bachmann family and was founded in 1896 from the joinery of the same name. Today, 4B employs more than 700 people.