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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesInterior Design & FurnishingZurichGräub Office AG
Gräub Office AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Gräub Office AG is an office and object furnishing company specializing in the planning, design and furnishing of rooms. The company's core activity encompasses the design and equipping of offices, open-plan offices, training rooms, management offices, home offices and other work and living spaces with furniture, surfaces and textiles from leading European manufacturers.

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Offering

Products & services

Industry:Interior Design & FurnishingRetail - Furniture
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4.1/5

Gräub Office AG

✓ Offered8
Space concepts
Space concepts for offices, training rooms and other work environments; requirements clarification, area analysis, zoning, CAD planning and visualization.
Facility fit-outs
Facility fit-outs for offices up to senior residences; concept, planning, furnishing and implementation of complete projects from one source.
Colour and material concept
Colour and material concepts with finishes, textiles and patterns in the showroom; selecting suitable materials for the respective room effect.
Acoustic measures
Acoustic measures for ceilings, walls, floors and textile room dividers; planning for improved working conditions and shorter reverberation times.
Room-in-room systems
Room-in-room modules from telephone booths to large units; for uninterrupted calling, focused work, as well as meetings and conferences.
Logistics, delivery and installation
Logistics with central goods receiving, inspection, on-time delivery and installation by our own fitters.
Curtain systems
Curtain systems to control light transmission, glare and reverberation; measurements on site, made-to-measure production and installation included.
Office furniture and furnishing solutions
Office furniture and furnishing solutions for individual workstations, open-plan offices, conference rooms, management offices and home office.
Trust & reputation

ranQ Trust Score of Gräub Office AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Gräub Office AG scores 65.7 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.65.024%
  • 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.49.510%
  • 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.88.08%
Gräub Office AG scores 89.3 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%
Gräub Office AG scores 86.7 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).86.722%
Gräub Office AG scores 21.5 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 35.42.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Gräub Office AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 6 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.36
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 14, 2026Media
Gräub Office AG BUREAU HINDERMANN
world-architects.com
May 8, 2026Media
Gräub Office AG BUREAU HINDERMANN
swiss-architects.com

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Location

Hardturmstrasse 253
8005 Zurich
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:30
Tue
08:00 - 12:00, 13:00 - 17:30
Wed
08:00 - 12:00, 13:00 - 17:30
Thu
08:00 - 12:00, 13:00 - 17:30
Fri
08:00 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-109.051.955
Founded
2001 · 25 years
Last commercial register change
July 10, 2024
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.70.03%
    • Full methodology

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