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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionHagendornG. Baumgartner AG
G. Baumgartner AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

G. Baumgartner AG manufactures, designs and installs timber and timber‑metal window systems and related products such as lift‑and‑slide doors, fire‑rated windows and post‑and‑beam façades. The company covers product development, in‑house production and on‑site installation, with an emphasis on resource‑efficient production and sustainability.

AI-generated
Offering

Products & services

Industry:Interior Construction
✓ Offered3
Windows with wood-glass composite technology (Saphir Integral)
Window system with slim profiles, wood-glass composite technology, very good thermal insulation values, high airtightness, Minergie and ecobau certifications.
Lift-and-slide doors
Lift-and-slide doors with Minergie-P standard, wheelchair-accessible threshold, high airtightness, good sound insulation and very good insulation values.
Window and sliding door systems
Wood and wood-metal systems for new build and renovation, including special applications and reference projects for residential, school and commercial buildings.
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4.2/5

G. Baumgartner AG

Trust & reputation

ranQ Trust Score of G. Baumgartner AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 92% · As of October 2026

G. Baumgartner AG scores 62.0 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.49.324%
  • 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.92.510%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
G. Baumgartner AG scores 90.9 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.70.07%
G. Baumgartner AG scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).86.722%
G. Baumgartner AG scores 78.4 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.56.74%
Qualifications+0.00

G. Baumgartner AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 3.9 out of 5 stars from 37 customer reviews. The data basis is 92%, 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
3.9
of 5

Aggregated from 37 reviews across all connected sources

Sources
GGoogle3.937
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 2, 2025Media
200 Jahre Baumgartner Fensterfabrik in Hagendorn
zugerzeitung.ch
November 1, 2025Media
Platz ist nur noch unter der Erde: Nach 200 Jahren muss Baumgartner-Fenster kreativ werden
nzz.ch
November 25, 2022Media
Die Firma G. Baumgartner ist auf dem besten Weg, energieautark zu werden
zugerzeitung.ch
February 16, 2022Media
Baumgartner: Der lange Weg zur «grünen Fensterfabrik»
nzz.ch
November 9, 2020Media
Gewerbe oder Natur? Die Erweiterungspläne in Hagendorn geben zu reden
bote.ch

Knowledge

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Location

Flurstrasse 41
6332 Hagendorn
Opening hours
Mon
07:00 - 12:00, 13:15 - 17:00
Tue
07:00 - 12:00, 13:15 - 17:00
Wed
07:00 - 12:00, 13:15 - 17:00
Thu
07:00 - 12:00, 13:15 - 17:00
Fri
07:00 - 12:00, 13:15 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.382.481
Founded
1975 · 51 years
Last commercial register change
June 18, 2018
Employees
11 to 20
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.85.03%
    • Full methodology

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