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
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionUtzigenGrunder AG
Grunder AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Grunder AG is a carpentry and window-construction company offering consultation, design, manufacture and renovation of windows, doors and interior joinery. Services include production of timber windows, entrance and interior doors, custom interior fittings and repair work, and the company states it uses Swiss wood for these products.

AI-generated
Offering

Products & services

Industry:Interior Construction
✓ Offered
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
4.2/5

Grunder AG

4
Windows
Custom-made window systems in wood, wood/metal and plastic; including windows for listed building restoration, break-in protection, sound insulation, energy efficiency and barrier-free construction.
Doors
Custom-made doors for house, apartment, cellar and interior entrances; wood-glass, wood-metal and solid-wood doors with fire protection, break-in protection, sound insulation and barrier-free solutions.
Interior fit-out
Joinery work for panelling and veneer work, floors and parquet, kitchens, cabinets and tables, each individually made to measure and adapted to the available space.
Pressed wood
Pressure-compacted pressed-wood products made from hornbeam (Hagenbuche), processed further after long storage, pressing and heat treatment; including Hornusser material and other wood products.
Trust & reputation

ranQ Trust Score of Grunder AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Grunder AG scores 72.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.79.424%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.52.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.78.08%
Grunder AG scores 85.5 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.100.012%
  • 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%
Grunder AG 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%
Grunder AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grunder AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 7 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

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

Get started
Comparisons

Grunder AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Grunder AG by reviews, experience and specialisations.

Is this your company?

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

Secure profile

Location

Hutmatt 168
3068 Utzigen
Opening hours
Mon
08:00 - 11:30, 14:00 - 18:00
Tue
08:00 - 11:30, 14:00 - 18:00
Wed
08:00 - 11:30, 14:00 - 18:00
Thu
08:00 - 11:30, 14:00 - 18:00
Fri
08:00 - 11:30, 14:00 - 18:00
Sat
09:00 - 11:30
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.171.732
Founded
1993 · 33 years
Last commercial register change
August 22, 2025
Employees
1 to 10
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    VH
    Vision Holz GmbH
    Rohrbach
    UG
    Um&Bau GmbH
    Bern
    LA
    Loosli AG
    Wyssachen
    SB
    SABAG Biel/Bienne AG
    Biel/Bienne
    H+
    HURNI + SOHN AG
    Ferenbalm
    BK
    Bühler Küchen AG
    Bern
    SR
    Schreinerei R. Aeschbacher
    Detligen
    PS
    PUR Schreinerei AG
    Hindelbank