ranQ
ranQ
ranQ
DirectoryIndustriesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The first Swiss company directory, built to boost AI visibility.

Product
  • Pricing
  • Directory
  • Industries
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,843 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringSt. GallenHASTAG St. Gallen Bau AG
HASTAG St. Gallen Bau AG Logo
Verified· 4 sources

HASTAG St. Gallen Bau AG

Summary

About the company

HASTAG St. Gallen Bau AG provides civil engineering services, including general civil works, specialist foundation (specialist deep foundation) construction, ground-source heat installation and drilling, gravel extraction and supply, concrete products and pumping, and disposal services.

AI-generated
Offering

Products & services

Industry:Civil Engineering
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
✓ Offered5
Civil engineering
Building pits, earthworks, trench and sewer construction, water engineering, road construction and demolition with construction coordination from a single source; incl. transport, land reclamation, utilities and waste-disposal concepts.
Special deep construction
Excavation support systems, foundations and specialised boreholes with anchors, micropiles, injection displacement piles, screw-press piles, filter wells, piezometers and exploratory drilling.
Ground heat
Boreholes for ground heat probes, probe manifolds and distribution shafts, long-term pressure tests, groundwater filter wells, technical consulting and calculations for ground heat probes.
Gravel
Kieswerk Stöcklen Arnegg for extraction, standard-compliant processing and delivery of aggregates, sand, chippings, garden gravel, recycled materials and unbound mixtures.
Waste disposal
Professional disposal of construction waste, clean excavated material, slightly contaminated excavated material, demolition spoil and inert substances at the Stöcklen Arnegg and Altegg Mettlen landfills.
Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 16 reviews across all connected sources

Sources
GGoogle4.616
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

March 21, 2019Media
Ein neuer Stern am Hastag-Himmel
tir-transnews.ch

Knowledge

No knowledge articles yet

Once HASTAG St. Gallen Bau AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

HASTAG St. Gallen Bau AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank HASTAG St. Gallen Bau AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of HASTAG St. Gallen Bau AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Waldmannstrasse 9a
9014 St. Gallen
Opening hours
Mon
08:00 - 11:30, 13:30 - 16:30
Tue
08:00 - 11:30, 13:30 - 16:30
Wed
08:00 - 11:30, 13:30 - 16:30
Thu
08:00 - 11:30, 13:30 - 16:30
Fri
08:00 - 11:30, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.592.500
Founded
1966 · 60 years
Last commercial register change
March 26, 2026
Employees
21 to 50

Similar companies

RA
Rotomag AG
Sargans
JR
JMS RISI AG Tief- und Spezialtiefbau
Jona
DZ
De Zanet AG
Kaltbrunn
BB
Bernet Bau AG
Gommiswald
DS
Dietsche Strassenbau AG
Kriessern
JS
Jakob Schneider AG
St. Peterzell
BM
Bruno Mattle AG
Oberriet Sg
GM
Gebrüder Mahler AG
Niederuzwil