RH
Riederer Hasler & Partner
Bad Ragaz, Switzerland
Riederer Hasler & Partner is a design firm in Bad Ragaz, Switzerland, Rated for national design work on the cumulative record, one of 1,022 firms filing in Switzerland, strongest in 26-05, 11-01 and 10-07, acting for Zumtobel Lighting GmbH, H. Stern Comércio e Indústria S.A. and Lifetrons Switzerland Holdings Limited.
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Selected from 1,022 firms filing in Switzerland
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IPRATE.EURated
DESIGNS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Designs · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
42
Success Rate
100.0%
Volume100
Success86
Speed18
Durability14
Renewals94
Domestic8
Practice profile
Top classes
26-05(17%)11-01(10%)10-07(7%)
Top clients
- Zumtobel Lighting GmbH
- H. Stern Comércio e Indústria S.A.
- Lifetrons Switzerland Holdings Limited
- LILI DIAMONDS
- SL Rasch GmbH Special & Lightweight Structures