Ihr Partner für Bronze seit 1929
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Milestones from 1929 to Today

2026 Executive Management Transition Effective April 1, 2026 – new operational leadership at Brütsch/Rüegger Metals AG and Walter Looser AG
  • Since 2005, Patrick Epp has been responsible for the management of Brütsch/Rüegger Metals AG, developing the Metals division together with his team into a modern full-range supplier and premium provider in the industrial sector.
  • A key milestone was the acquisition of Walter Looser AG in mid-2023, including its successful partial integration and positioning as a subsidiary of Brütsch/Rüegger Metals AG.
  • Operational management responsibility of Brütsch/Rüegger Metals AG will be transferred to Orlando Della Pietra effective April 1, 2026. Patrick Epp will remain with the company in an advisory capacity.
  • Christoph Werffeli will assume the role of Managing Director of Walter Looser AG.
Acknowledgement & Outlook
We would like to express our sincere thanks to Patrick Epp for his outstanding contributions and for the responsible implementation of the succession process. We wish Orlando Della Pietra and Christoph Werffeli every success in their new roles. We also extend our gratitude to you, our valued customers and business partners, for your continued trust and goodwill towards the new management team.
2025 Head Office Relocated As of November 17, 2025 – new location in Regensdorf
  • Walter Looser AG relocated its registered office as of November 17, 2025.
  • The new company headquarters are located at Althardstrasse 83, 8105 Regensdorf.
New delivery address for freight forwarders
Walter Looser AG
Althardstrasse 83
Hall 5
CH-8105 Regensdorf
2023 Succession Plan / Acquisition Brütsch/Rüegger Metals AG acquires 100% of the shares
  • Effective July 1, 2023, Brütsch/Rüegger Metals AG, Regensdorf, acquired 100% of the shares in Walter Looser AG.
Acquisition by Brütsch/Rüegger Metals AG
2010 Merger & Holding Structure Management buy-out and establishment of RN Bronze Holding AG
  • Merger: Walter Looser AG acquired the parent company New Bronze Holding AG, Zurich.
  • Management buy-out – Mr. Richard Nater acquired all shares in Walter Looser AG.
  • Establishment of RN Bronze Holding AG, Zurich by Mr. Richard Nater.
2006 ISO & Company Profile Repeat audit completed without conditions
  • Repeat audit completed without conditions.
  • ISO 9001:2000 certificate validity: 05.06.2006–04.06.2009
  • Company profile: “For over 75 years in the Bronze Age”
2005 Anniversary Catalogue General catalogue available as PDF download
  • Anniversary edition of the general catalogue made available as a downloadable PDF.
2004 75th Anniversary Walter Looser AG celebrates 75 years
  • Walter Looser AG celebrates its 75th anniversary.
2003 Certification SQS ISO 9001
  • Certification in accordance with SQS ISO 9001.
2002 Online Shop Launch of the Looser online shop
  • Launch of the Looser online shop.
2001 Merger Walter Looser Holding AG merged with Walter Looser AG, Zurich
  • Merger of Walter Looser Holding AG with Walter Looser AG, Zurich.
2000 Management Buy-out Establishment of New Bronze Holding AG
  • Management buy-out – Richard Nater and Bruno Zuppinger acquired all shares in Walter Looser AG and Walter Looser Holding AG.
  • Establishment of New Bronze Holding AG, Zurich.
1999 Online Presence www.bronze.ch & ABACUS system
  • Walter Looser AG launched its online presence at www.bronze.ch.
  • Introduction of the new ABACUS enterprise software system.
1998 Certification SQS ISO 9002
  • Certification in accordance with SQS ISO 9002.
1993 Management Buy-out Establishment of Walter Looser Holding AG, Zurich
  • Management buy-out.
  • Establishment of Walter Looser Holding AG, Zurich.
1980 New Location New offices and modern warehouse facilities
  • Move into the new offices and modern warehouse facilities at the current location.
1971 Corporation Conversion of the sole proprietorship
  • Conversion of the sole proprietorship into a corporation.
1929 Foundation Walter H. Looser establishes the company
  • The company was established by Walter H. Looser as a sole proprietorship.