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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,962 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceWollerauOLMAG AG
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OLMAG AG

Summary

About the company

OLMAG AG is a construction and renovation company that carries out interior and exterior refurbishment and conversion projects as a single provider. Its services include building protection and drying, painting, drywall, flooring, natural stone and tile installation, plaster and stucco work, mold remediation and interior gutting/demolition.

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Products & services

Industry:Building MaintenanceSite Preparation
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Flooring & Tiling
Painting & Plastering
✓ Offered10
Renovation, Restoration and Conversion Works
Renovation, restoration and conversion works for both indoor and outdoor areas, all from one source for construction projects.
Painting Works
Painting works with façade paintwork, interior paintwork as well as lettering and markings.
Floor Laying Works
Floor laying works with screed, parquet and epoxy resin coatings.
Natural Stone, Slab and Tiling Works
Natural stone, slab and tiling works for floor and wall coverings.
Plastering and Rendering Works
Plastering and rendering works with internal plaster, external rendering, renovation plaster, historic plasters and Stucco Veneziano.
Drywall Construction
Drywall construction with ceiling systems, wall systems, dry screeds and attic conversions.
Building Protection
Building protection with sealing against penetrating or leaking water and surface protection.
Building Drying and Damage Restoration
Building drying with immediate measures and damage restoration after moisture or water damage.
Mould Remediation
Mould remediation with professional remediation.
Interior Stripping Works
Interior stripping works with dismantling, demolition and disposal.
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Location

Roosstrasse 53
8832 Wollerau

At a glance

Legal form
Corporation
UID
CHE-108.263.727
Founded
1995 · 31 years
Last commercial register change
January 26, 2024
Employees
1 to 10

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