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

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral contractorWil SgSteinmark GmbH
Steinmark GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Steinmark GmbH is a construction and project delivery company specialising in new builds, conversions and renovations. It plans, coordinates and carries out projects ranging from individual painting and plastering work to full refurbishments, interior fit-outs, bathroom and kitchen renovations, and construction management.

AI-generated
Presence

Service area

Offering

Products & services

Industry:General contractorRenovation
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
No score yet

Steinmark GmbH

✓ Offered9
Full and Core Renovations
Complete renewal of apartments, houses and properties down to the shell, including planning, coordination, site management and turnkey execution.
Conversions and Renovations
Extensions, storeys added, layout changes and renovations with one point of contact, detailed planning and coordinated execution of all trades.
Apartment Renovations
Complete apartment refurbishment between move-out and re-letting, aligned with tenant changes and the processes of property managers.
Bathroom Renovations
Turnkey bathroom renewal with coordinated trades such as plumbing, tiling, carpentry and electrical work.
Kitchen Renovations
Kitchen remodeling and replacement including construction work, electrical, plumbing, floors and connections from a single source.
Interior Fit-out
Drywall, flooring, painting, tiling and carpentry work for rooms and apartments with consistent execution across multiple trades.
Painting and Plastering Work
Painting, plastering and maintenance work also for small assignments, with fixed quotations, clean execution and reliable scheduling.
Commercial and Office Fit-outs
Fit-outs in occupied operation for commercial premises and offices, with site management, coordination and minimally disruptive execution.
Damage Restoration
Restoration after damage events with insurance coordination for apartments, houses and commercial properties.
Trust & reputation

ranQ Trust Score of Steinmark GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

Steinmark GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Steinmark GmbH scores 40.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.0.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Steinmark GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Steinmark GmbH scores 0.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

No knowledge articles yet

Once Steinmark GmbH has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Steinmark GmbH in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Steinmark GmbH by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Steinmark GmbH to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Toggenburgerstrasse 156
9500 Wil Sg

At a glance

Legal form
Limited Liability Company
UID
CHE-408.041.186
Founded
2026 · 0 years
Last commercial register change
June 30, 2026
Employees
1 to 10

Active in 10 of 26 cantons

  • Eastern Switzerland
  • SZSchwyz
  • ZGZug
  • ZHZurich
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    CH
    Casa Hand & Werker AG
    Wil Sg
    WK
    Walter Kuhn & Söhne GmbH
    Wil Sg
    WR
    W. Rüegg AG
    Kaltbrunn
    AH
    Architekturbüro Heinrich Roth
    Mogelsberg
    RB
    Roth baueninholz AG
    Mogelsberg
    RU
    Roth und Hautle Holzbau GmbH
    St. Gallen
    WI
    Walser Innenausbau GmbH
    Tübach
    GH
    Gschwend Holzbau AG
    Zuzwil Sg