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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringLa Croix-De-RozonPiasio SA
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Verified· 3 sources

Piasio SA

Summary

About the company

The core activity of PIASIO HTP is to provide services and solutions in the field of civil engineering, particularly in the areas of: excavation work, soil and groundwater remediation, underground and surface work, material valorization, and excavation, demolition and special works. The company also offers a 24/7 emergency service for all types of sewer and network work.

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Products & services

Industry:Civil Engineering
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12
Earthworks
Excavations, earth movements, transports, disposal and backfilling for civil engineering projects and special works.
Sewer and underground works
Sewer rehabilitation and pipelines, excavations, shoring, installation of pipes and conduits for water, gas, electricity, telecommunications, fibre optics and district heating.
Bituminous surfacing
Construction, modifications and development of road traffic areas with bituminous surfacing.
Outdoor landscaping
Development of public or private spaces, paving, slab works, surfacing and playing and sports areas.
Demolition and building stripping
Demolition of all types of structures, building stripping, deconstruction and intervention works on buildings, apartment blocks, villas and structures of art.
Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 28 reviews across all connected sources

Sources
GGoogle4.528
★TrustpilotSoon
PProvenExpertSoon

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Location

Chemin des Epinglis 40
1257 La Croix-De-Rozon
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.272.116
Founded
1961 · 65 years
Last commercial register change
February 16, 2026
Employees
101 to 500

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