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hygiene compliant with the most exacting standard

«Prevention instead of intervention» is our credo for your cleanroom services.

Rely on our long-standing experience in the design and maintenance of cleanroom facilities of all kinds, process optimisation and validation as well as staff training.

Your individual needs are the starting point for customised services designed to meet the most stringent quality standard.

Together with our services, we also supply consumables and workwear for cleanrooms via our  HLD Clean consult SA and Cleantex SA subsidiary companies.

Our cleanroom

We provide the following solutions for the pharmaceutical, life science, medical technology, microelectronic, automotive, food and watch industries and also for hospitals.

Advice and analysis

  • Comprehensive advice for cleanroom concepts and processes
  • URS and basic engineering
  • Qualifications and validations
  • Monitoring and analyses

Room, facility and equipment cleaning

  • Decontamination
  • Maintenance cleaning
  • Disinfection


  • Instruction and trainings
  • Workshops and seminars
  • Awareness-creation programmes

Materials and garments

  • Cleanroom products of all kinds
  • Cleanroom workwear 
  • Cleanroom laundry



Our specialists will be pleased to provide you with further information about our services and advise you without obligation on your behalf. 

Walter Dos Reis
Specialist Cleanroom
Tel. +41 31 950 53 53
Fax +41 31 950 53 54
E-mail w.dosreis@honegger.ch

Freephone number: 0800 466 344

To assist you, we maintain a local presence throughout Switzerland. The contact details of our regional offices can be found here.