Northwest Switzerland

Your contacts

Raphael Zimmermann

Regional manager

Fatima Baghriche

Department manager

Services in the region Northwest Switzerland

From our regional office in Basel we provide the cantons cantons of Basel Stadt and Basel Land, Fricktal (AG) and the districts of Pruntrut and Delsberg (JU) with the following services:building cleaning, garden and site maintenance, technical maintenance and infrastructural services.


Indoor cleaning and care
Window and façade cleaning
Major cleaning
Construction site and building cleaning

Area & Plants

Landscaping maintenance
Paved surface maintenance
Winter services
Indoor plants

Technics & Building

Technical building management
On-call technical services
Building maintenance / Building services
Health, Security, Safety & Environment (HSSE)

Infrastructure & Services

Reception and Helpdesk
Office support
Housekeeping and Catering
gammaRenax Ltd. | Supply and Disposal Services

gammaRenax AG
4056 Basel
Tel. +41 61 555 06 60

08.00 – 12.00 Uhr
13.00 – 17.00 Uhr

Piquet number:
Tel. 0848 277 777