Ihr Partner für Bronze seit 1929
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Company history

Milestones from 1929 to the present day

2025 Head office relocated As of November 17, 2025 - new location in Regensdorf
  • Walter Looser AG has 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 / takeover Brütsch/Rüegger Metals AG acquires 100% of the shares
  • On July 1, 2023, Brütsch/Rüegger Metals AG, Regensdorf will acquire 100% of the shares in Walter Looser AG.
Takeover of Brütsch/Rüegger Metals AG
2010 Fusion & Holding Management buy-out and foundation of RN Bronze Holding AG
  • Merger: Walter Looser AG acquires the parent company New Bronze Holding AG, Zurich.
  • Management buy-out - Mr. Richard Nater acquires all shares in Walter Looser AG.
  • Foundation of RN Bronze Holding AG, Zurich by Mr. Richard Nater.
2006 ISO & Portrait Repeat audit without conditions
  • Repeat audit without conditions
  • ISO 9001:2000-Zertifikatsgültigkeit: 05.06.2006–04.06.2009
  • Portrait: "For over 75 years Bronze Age"
2005 Anniversary catalog General catalog as PDF for download
  • Anniversary edition of the general catalog as a PDF version for download.
2004 75th anniversary Walter Looser AG celebrates 75 years
  • Walter Looser AG celebrates its 75th anniversary.
2003 Certification SQS ISO 9001
  • Certification according to SQS ISO 9001.
2002 Online shop Launch of the Looser online shop
  • Launch of the Looser online store on the Internet.
2001 Fusion Holding AG with Walter Looser AG, Zurich
  • Merger of Walter Looser Holding AG with Walter Looser AG, Zurich.
2000 Management buy-out Foundation of New Bronze Holding AG
  • Management buy-out - Richard Nater and Bruno Zuppinger acquire all shares in Walter Looser AG and Walter Looser Holding AG.
  • Foundation of New Bronze Holding AG, Zurich.
1999 Online presence www.bronze.ch & ABACUS system
  • Walter Looser AG is online on the Internet at www.bronze.ch
  • Introduction of the new ABACUS business management software system
1998 Certification SQS ISO 9002
  • Certification according to SQS ISO 9002.
1993 Management buy-out Creation of Walter Looser Holding AG, Zurich
  • Management buy-out
  • Creation of Walter Looser Holding AG, Zurich
1980 New location New offices & modern warehouse facilities
  • Moving into the new offices and modern warehouse facilities at the current location.
1971 Public limited company Conversion of the sole proprietorship
  • Conversion of the sole proprietorship into a stock corporation.
1929 Foundation Walter H. Looser founds the company
  • Foundation of the company by Walter H. Looser as a sole proprietorship.