Burkhalter Holding AG (SWX:BRKN) signed a purchase agreement to acquire Riggenbach Ag, Luftungs- Und Klimatechnik on June 29, 2023. The purchase price is to be settled in cash and by way of the buyer’s registered shares from the recently created capital band. Burkhalter will acquire Riggenbach's branches in Brugg and Solothurn.

All employees will be kept on and the Riggenbach's name will remain the same. Riggenbach employs around 160 people. The sellers of Riggenbach AG, Lüftungs- und Klimatechnik, have agreed not to sell two thirds of the Burkhalter registered shares received from the sale for a period of two years.

In 2022, Riggenbach generates revenue around CHF 40 million. The transaction is expected to closed in July 2023.