Insulation in the
Canton of Valais

81 companies in Insulation based in the Canton of Valais — name and year of registration from the commercial register.

Companies

50 of 81 companies

Werner Isolierwerk AG Visp Logo

Werner Isolierwerk AG Visp

Since 1974 · 1–10 empl.4.9(19)

The company Werner Isolierwerk Visp is engaged in insulation work, particularly in the manufacture and distribution of insulation materials and systems.

InsulationStructural fire protectionTechnical insulationInterior fit-out
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
PHIDA Étanchéité (VS) SA Logo

PHIDA Étanchéité (VS) SA

Since 1997 · 21–50 empl.4.3(16)

PHIDA Étanchéité (VS) SA carries out waterproofing and insulation work on flat roofs, terraces and façades. Its services also include green and photovoltaic roofs, roof maintenance, leak detection, technical assessments and consulting.

InsulationWaterproofingSheet metal works and roofingResin
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Plasco AG Logo

Plasco AG

Since 2003 · 11–20 empl.4.3(8)

Plasco AG plans and carries out waterproofing work for building construction, civil engineering and infrastructure projects. Its services include waterproofing for flat roofs, terraces, basements, bridges and tunnels, as well as coatings, injections and custom metalwork.

InsulationWaterproofingCoatingsSurface finishes
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
PHIDA Résine SA, succursale d'Evionnaz Logo

PHIDA Résine SA, succursale d'Evionnaz

Since 2020 · 21–50 empl.4.3(16)

PHIDA Résine SA, succursale d'Evionnaz specializes in seamless synthetic-resin flooring, terrazzo and waterproofing. Its services also include surface preparation and treatment, as well as the repair and protection of reinforced concrete.

InsulationResin floor coatingsWaterproofing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Cygnus Engineering AG Logo

Cygnus Engineering AG

Since 1995 · 1–10 empl.

Cygnus Engineering AG plans and implements electromechanical systems and infrastructure projects. Services include project planning, project management and quality management for flood protection, water-supply installations, tunnel-construction communications and measurement systems, as well as development of related software.

InsulationPlanning of Electromechanical SystemsConstruction Communications for Tunnel and Infrastructure ProjectsWater Supply Technology
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Lourejoints SA Logo

Lourejoints SA

Since 1998 · 21–50 empl.

The core activity of Lourejoints SA consists of carrying out work in the field of etanchéité, specifically: concrete cleaning, execution of joints on roads, injections, fire-resistant joints, waterproofing of roofs and terraces, and installation of industrial floors. The company thus offers specialized services in the field of construction and property maintenance.

InsulationFloor coatingsJoints and waterproofingConcrete rehabilitation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
SERC sàrl Logo

SERC sàrl

Since 2005 · 1–10 empl.

SERC sàrl works in building waterproofing and insulation. Its services include bituminous membranes and resin applications, treatments for carbonation of reinforcing steel, joint work and injections.

InsulationWaterproofingInsulationWaterproofing resins
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Romain GILLIOZ Sàrl Logo

Romain GILLIOZ Sàrl

Since 2007 · 1–10 empl.

The core activity of Romain Gillioz Sàrl is the provision of services in the field of building insulation and waterproofing, particularly for flat roofs. This also includes sheet metal work. The company offers its services for both new constructions and renovation work, catering to private individuals and businesses.

InsulationThermal insulation of flat roofsBuilding waterproofingBuilding sheet metalwork
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Isotec étanchéité Sàrl Logo

Isotec étanchéité Sàrl

Since 2014 · 1–10 empl.5.0(6)

Isotec étanchéité Sàrl carries out waterproofing and thermal insulation work on buildings. Its services include roof installation and maintenance, green roofs and terraces, resin and other floor coverings, and fall-protection systems.

InsulationWaterproofingThermal insulationRoofing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Biofloc-isolation Sàrl Logo

Biofloc-isolation Sàrl

Since 2014 · 1–10 empl.

The core activity of Biofloc Isolation Sarl is the provision of services in the field of ecological insulation, particularly in renovations and new constructions. The company offers specialized solutions for building insulation, including the installation of windows and doors, as well as the use of ecological materials.

InsulationEcological insulationBlowing-in machine rentalInsulation advice and training
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
Swissamiante SA Logo

Swissamiante SA

Since 2017 · 1–10 empl.

Swissamiante SA is a company active in asbestos and other hazardous building-material remediation. It carries out safe removal, decontamination and waste-handling services for renovation and demolition projects, and also works on lead and PCB contamination.

InsulationAsbestos removalRemediation of building pollutantsExternal pollutants diagnosis
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
HR. NEBIU ETANCHEITE Logo

HR. NEBIU ETANCHEITE

Since 2018 · 1–10 empl.

The core activity of the company "Stierlin Hans-Ulrich" is that of a "cabinetmaker", which in German means "Schreinerei" or "Tischlerei". The company is therefore engaged in the manufacture and sale of wood products, such as furniture, doors, windows, etc. The core activity of the company "Kiku Management Sàrl" cannot be precisely determined, as no specific information is available about the company's activities. The core activity of the company "Gex Entreprise Générale SA" cannot be precisely determined, as no specific information is available about the company's activities.

Insulation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
Beka Chapes Sàrl Logo

Beka Chapes Sàrl

Since 2004 · 1–10 empl.4.2(6)

Beka Chapes Sàrl carries out screed work and provides floor insulation. Its services include cement, self-levelling, anhydrite, rapid-drying, bonded, lightweight and exposed screeds, as well as thermal and acoustic insulation.

InsulationCement screedsSelf-leveling screedsAnhydrite screeds
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #13
Pillet toiture-façade-énergie concept Sàrl Logo

Pillet toiture-façade-énergie concept Sàrl

Since 2019 · 1–10 empl.5.0(2)

The company Pillet Toiture Façade Energie specializes in the planning, construction and maintenance of roofs, facades and energy efficiency solutions in the construction industry.

InsulationRoofingSolar and photovoltaicsFacades
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #14
Lambda Sion SA Logo

Lambda Sion SA

Since 1989 · 11–20 empl.3.7(7)

Lambda Sion SA carries out thermal and cold insulation and fire-protection work for technical installations in industrial and building settings. Its services also include acoustic treatments, suspended ceilings and wall coverings.

InsulationInsulation and protectionVentilation plant insulationFire protection
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #15
VS Etanchéité SA Logo

VS Etanchéité SA

Since 2023 · 1–10 empl.5.0(5)

VS Etanchéité SA is a construction company specialising in flat-roof work. Its services include waterproofing and insulation, roof maintenance, green roofs, sheet-metal work, roof coverings, paving and renovation.

InsulationWaterproofing and insulationRoof maintenanceGreen roofs
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #16
Swiss Life Select Schweiz AG, Zweigniederlassung Brig Logo

Swiss Life Select Schweiz AG, Zweigniederlassung Brig

Since 2024 · 1–10 empl.4.7(13)

Swiss Life Select Schweiz AG, Zweigniederlassung Brig provides independent financial and insurance advisory services, including financial planning, wealth management and pension advice. The branch also offers insurance advisory for life, health, property and motor insurance.

InsulationFinancial adviceRetirement planningMortgage advice
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #17
Is Wood Sàrl Logo

Is Wood Sàrl

Since 2012 · 1–10 empl.5.0(2)

The company IS WOOD specializes in the development and distribution of products and systems for ecological construction, particularly in the areas of insulation, energy efficiency, and sustainable building materials. The company's core activity includes the manufacture and distribution of: ecological insulation materials such as hemp, jute, wool, and other natural materials; energy-efficient systems such as Energy Panel and Efitherma; sustainable building materials such as wood, Alpac, and other ecological materials; and solutions for ecological construction, such as green roofs and façade greening. The company offers a wide range of products and systems designed to minimize the environmental impact of building construction and improve energy efficiency.

InsulationSolid woodEco materialsParticulate filter Oekotube
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #18
Globât Assèchement Sàrl Logo

Globât Assèchement Sàrl

Since 2023 · 11–20 empl.5.0(3)

Globât Assèchement Sàrl provides technical drying and moisture remediation services for buildings, including inspection and humidity measurement, installation of drainage systems, use of dehumidifiers, and repair and restoration of affected surfaces.

Insulation
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #19
Isomix GmbH Logo

Isomix GmbH

Since 2009 · 1–10 empl.4.0(2)

Isomix GmbH provides thermal, cold, acoustic and fire-protection insulation for pipes, ventilation ducts, industrial equipment and tanks. It manufactures insulation components and metal cladding in-house and also carries out installation work.

Insulation
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #20
Resisol Sàrl Logo

Resisol Sàrl

Since 2024 · 1–10 empl.5.0(4)

Resisol Sàrl carries out resin flooring and waterproofing work. Its services include interior and exterior coatings, sealing strips and joints, resin injections, concrete repair and protection, and floor markings.

InsulationResin floor coatingsWaterproofingSpecial works
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #21
HR Etanchéité Sàrl Logo

HR Etanchéité Sàrl

Since 2023 · 1–10 empl.

HR Etanchéité Sàrl carries out waterproofing and insulation work and installs terrace slabs. Its services include flat-roof and below-ground waterproofing, resin applications and thermal insulation; it also sells slabs.

InsulationWaterproofingThermal insulationLaying and sale of paving slabs
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #22
Val Isolation Tas Logo

Val Isolation Tas

Since 2022 · 1–10 empl.

Val Isolation Tas provides industrial, thermal and acoustic insulation and fire-protection services. Its work includes insulating sanitary and heating pipes as well as ventilation ducts.

InsulationIndustrial insulationThermal insulationAcoustic insulation
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #23
ValGen Isolation & Peinture Haklaj Logo

ValGen Isolation & Peinture Haklaj

Since 2022 · 1–10 empl.

The core activity of VALGEN Group is divided into two main areas: 1. **Insulation and Painting**: The company offers services in the field of insulation and painting, both for new constructions and renovations of residential and commercial buildings. 2. **Cleaning Services**: VALGEN Group provides various cleaning services, including final cleaning after construction projects, final cleaning after rental contracts, and concierge services for residential and commercial buildings.

InsulationInsulation and painting workPlastering and drywall workCleaning services
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #24
3B2A Sàrl Logo

3B2A Sàrl

Since 2024 · 1–10 empl.

3B2A Sàrl provides specialist works for concrete and steel, including concrete rehabilitation, concrete waterproofing, decorative concrete finishes and industrial flooring with resin systems. For steel structures the company offers anti-corrosion coatings and fire-protection treatments.

InsulationConcrete restorationConcrete waterproofingDecorative concrete finishing
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #25
TERRALYS Sàrl Logo

TERRALYS Sàrl

Since 2025 · 1–10 empl.

TERRALYS Sàrl is a contractor specialising in plastering, painting and external insulation. Its services include partitions, ceilings, interior and exterior painting, façade work and renovations.

General contractorPlastering WorkPainting ServicesBuilding Envelope Insulation
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #26
2A Etanchéité Sàrl Logo

2A Etanchéité Sàrl

Since 2021 · 1–10 empl.5.0(1)

2A Etanchéité Sàrl carries out roof waterproofing and insulation work, and installs resin and various floor coverings. Its services also include green roofs, terraces, maintenance and fall-protection systems.

InsulationWaterproofingThermal insulationSurface treatment
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #27
LOVA-construction Sàrl Logo

LOVA-construction Sàrl

Since 2025 · 1–10 empl.

LOVA-construction Sàrl specializes in waterproofing and building envelopes. Its services include work on flat roofs, terraces, balconies and below-ground structures, as well as roof maintenance, renovations, technical advice, diagnostics and quality control.

InsulationFlat Roof and Terrace WaterproofingRoof MaintenanceBuilding Waterproofing Consulting and Diagnostics
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #28
Feu Protect System Sàrl Logo

Feu Protect System Sàrl

Since 2022 · 1–10 empl.5.0(1)

The core activity of FEU PROTECT SYSTEM Sàrl consists of planning, manufacturing and installing fire protection systems and products, including: fire-resistant insulation and obstruction systems, fire-resistant ceilings and walls, fire-resistant sleeves, fire-resistant cassettes, fire-resistant doors, and safety markings. The company thus provides solutions for passive fire protection and the safety of buildings and facilities.

InsulationFire-stopping insulation and sealingFire-rated housingsFire-rated doors
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #29
GDG Plâtrerie & Peinture, De Girolamo Logo

GDG Plâtrerie & Peinture, De Girolamo

Since 2025 · 1–10 empl.

GDG Plâtrerie & Peinture, De Girolamo carries out plastering, rendering, painting and decoration work. Its services also include suspended ceilings, lightweight or solid partitions, and external insulation.

InsulationPlastering and rendering workPainting and decoration workDrywall construction with ceilings and partitions
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #30
Kroof & Isoval Sàrl Logo

Kroof & Isoval Sàrl

Since 2026 · 1–10 empl.

Kroof & Isoval Sàrl is a company active in roof construction and related trades. It offers roofing, sheet metal work, waterproofing, roof insulation and Velux window installation, and also prepares studies and tender documents for architectural firms.

InsulationRoofingSheet Metal RoofingRoof Waterproofing
ranQ Trust Score 3.5 out of 5.0, rated Solid, Rank #31
CTP Concept toitures plates Sàrl Logo

CTP Concept toitures plates Sàrl

Since 2017 · 1–10 empl.

CTP Concept toitures plates Sàrl plans, installs and maintains waterproofing and thermal insulation systems, as well as sheet-metal work for roofs, terraces and civil engineering structures. It also provides consulting and expert services in these fields.

InsulationWaterproofingThermal insulationSheet metal work
No score yet
Joe Peinture Sàrl Logo

Joe Peinture Sàrl

Since 2026 · 1–10 empl.

Joe Peinture Sàrl provides painting and wallpapering services, plastering and interior finishing, and offers external thermal insulation and various decorative surface treatments.

InsulationPainting and wallpaperPlasteringThermal insulation
No score yet
Damir Vejapi Elysium PharmaTech Logo

Damir Vejapi Elysium PharmaTech

1–10 empl.

Damir Vejapi Elysium PharmaTech provides cleanroom and technical insulation for pharmaceutical and biotechnology businesses and laboratories. Its services include planning and installing closed-cell PVDF foam insulation without tape or adhesive.

EngineerCleanroom and technical insulationNo-tape PVDF closed-cell insulation
No score yet
GROUPE TRAVAUX SPECIAUX SA Logo

GROUPE TRAVAUX SPECIAUX SA

21–50 empl.

GROUPE TRAVAUX SPECIAUX SA carries out specialist works in building construction, civil engineering and structures. Its services include waterproofing, concrete repair, industrial resin flooring, injection treatments, structural strengthening, diagnostics and expert assessments.

Civil worksStructural WaterproofingConcrete Repair and RehabilitationIndustrial Floor Coatings
No score yet
B & A chapes-isolation Sàrl Logo

B & A chapes-isolation Sàrl

Since 2012 · 1–10 empl.

Insulation
No score yet
GD

Geneux Dancet SA

Since 1953 · 1–10 empl.

Insulation
No score yet
SS

Sutech SA

Since 1981 · 1–10 empl.

Insulation
No score yet
ER

Etanchéités Robert-Tissot SA

Since 1989 · 1–10 empl.

Insulation
No score yet
VA

Vaparoid AG

Since 1990 · 1–10 empl.

Insulation
No score yet
RS

Rénovafond Sàrl

Since 1998 · 1–10 empl.

Insulation
No score yet
BG

Bauberatung Gattlen René

Since 1999 · 1–10 empl.

Insulation
No score yet
R&

R & S Etanchéité Sàrl

Since 2010 · 1–10 empl.

Insulation
No score yet
WS

w.étanchéité Sàrl

Since 2011 · 1–10 empl.

Insulation
No score yet
FS

FIRE SYSTEM SA, succursale de Martigny

Since 2011 · 1–10 empl.

Insulation
No score yet
ST

Silent Technology GmbH

Since 2011 · 1–10 empl.

Insulation
No score yet
SS

Soudoteknic SA

Since 2012 · 1–10 empl.

Insulation
No score yet
NE

Notaro Etanchéité

Since 2015 · 1–10 empl.

Insulation
No score yet
PS

PAGIS Sàrl

Since 2016 · 1–10 empl.

Insulation
No score yet
RS

Rick'isolation Sàrl

Since 2016 · 1–10 empl.

Insulation
No score yet

Insulation in the Canton of Valais

81InsulationCommercial register (Zefix) · as of November 6, 2026
2020Median year of registrationCommercial register (Zefix) · as of November 6, 2026
81in the Canton of ValaisCommercial register (Zefix) · as of November 6, 2026
2,395in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Insulation in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026