JM ROSSA SA
Specialty Trades (HVAC, Electrical, Plumbing) · Martigny, Valais
JM ROSSA SA is a Swiss specialty trades (HVAC, electrical, plumbing) company based in Martigny, Canton of Valais (UID CHE-110.559.108).
Board members & signatories
- Jean-Michel Rossa — president
- Christophe Rossa — secretary
- Florian Roduit — vicepresident + manager
Registered purpose
Exploitation d'une entreprise d'installations sanitaires, de chauffage et d'adduction d'eau ainsi que toutes opérations financières ou commerciales convergentes.…
Source: Swiss commercial register (Zefix / SOGC) and Alpintel analysis · Data as of March 2026
What JM ROSSA does
OFFERING
JM Rossa SA provides services in sanitary installations, heating, cooling, and ventilation. Their offerings include water and gas supply installations, bathroom renovations, heat pumps, solar energy systems, and maintenance services.
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