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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,962 companies indexed · Last updated: today
DirectoryCrafts & TradesJoineryPorrentruyJérôme Gassmann
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Jérôme Gassmann

Summary

About the company

Jérôme Gassmann is a carpentry and joinery business providing windows (PVC, wood, wood‑aluminium), entrance and interior doors, staircases, glazing and renovation services. The portfolio also includes custom furniture and fittings for kitchens and bathrooms, façades, insulation, maintenance, locksmith services and door opening.

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Offering

Products & services

Industry:Joinery
✓ Offered5
General joinery
General joinery for wooden, wood-metal and PVC windows, entrance and interior doors, staircases, made-to-measure furniture, and kitchen and bathroom fitting.
Windows and doors
Wood, wood-metal and PVC windows, wooden and aluminium shutters, entrance doors and interior doors, including associated renovation and maintenance.
Custom interior fit-out
Made-to-measure furniture and furnishings, stair layout, kitchen and bathroom fitting, tailored to interior fitting-out projects.
Renovation and maintenance
Renovations, maintenance, insulation and small interventions related to joinery, for upkeep and improvement of existing buildings.
Glazing and locksmith work
Glazing, locksmith work and door opening, in addition to joinery work and interventions on doors and access.
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Location

Pré Tavanne 17
2900 Porrentruy
Opening hours
Mon
07:00 - 12:00, 13:00 - 18:00
Tue
07:00 - 12:00, 13:00 - 18:00
Wed
07:00 - 12:00, 13:00 - 18:00
Thu
07:00 - 12:00, 13:00 - 18:00
Fri
07:00 - 12:00, 13:00 - 18:00
Sat
07:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-465.431.264
Founded
2022 · 4 years
Last commercial register change
May 14, 2025
Employees
1 to 10

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