Sealing & Insulation in
Carouge GE

Entreprise Couferap SA

Since 1973 · 21–50 empl.·4.7(13)

The core activity of Couferap SA consists of carrying out work in the field of roofing, including: sheet metal work (work with sheet metal and other metal materials), roofing and roof repairs, waterproofing (work to seal roofs and buildings), insulation (thermal and sound insulation of roofs and buildings), and masonry (bricklaying). The company also offers services such as consulting, planning and execution of roofing work, as well as the creation of offers and the performance of regular maintenance work on roofs.

M Etanchéité Sàrl

Since 2016 · 1–10 empl.·4.4(7)

The core activity of M Étanchéité Sàrl is to provide services in the construction industry, particularly in the following areas: Waterproofing (tightness): sealing of roofs, terraces and other building components; Sheet metal work: processing of sheet metal for roofs, gutters and other building components; Thermal insulation: insulation of buildings against heat loss; Renovation: renovation and refurbishment of existing buildings; Maintenance: maintenance and upkeep of buildings; Emergency service: provision of emergency services in the construction industry. The company offers these services to private, professional and industrial customers in the Romandy region (Western Switzerland).

ISOLAC Sàrl

Since 2011 · 1–10 empl.

The core activity of Isolac is the renovation and distribution of windows and doors, particularly in the field of insulating glass, aluminum, intercalaires, special glazing and PVC joints. The company offers its services and products to private individuals, administrations and architects, and has specialized in the renovation and renewal of windows.

MULTIJOINT AIRVANCE GROUP SA

Since 1982 · 1–10 empl.

TM Caulking Sàrl

Since 2022 · 1–10 empl.

JEFF Ventilation Sàrl

Since 2023 · 1–10 empl.

RAMOS MIGUEL José Eduardo, Isoltherme

Since 2023 · 1–10 empl.

First Isolation Sàrl

Since 2025 · 1–10 empl.

Léman Isolation Sàrl

Since 2026 · 1–10 empl.