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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRepair of Consumer GoodsZurichart services Illi GmbH
art services Illi GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company "art services Illi" is the restoration, conservation and care of works of art, particularly modern and contemporary art. This also includes services such as examination and documentation, exhibition service, collection maintenance, lighting, space and movement planning, as well as media art care.

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Offering

Products & services

Industry:Repair of Consumer Goods
✓ Offered6
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4.1/5

art services Illi GmbH

Restoration
Conservation-restoration work on paintings, sculptures, assemblages and installations; paint-layer consolidation, cleaning, bonding of material breaks, conservation framing or glazing.
Examination & documentation
Condition reports with mapping, reader-friendly object documentation, damage assessments in the event of insurance claims, as well as material sampling and analyses in specialized laboratories.
Exhibition service
Condition reports prior to loans, definition of exhibition conditions, courier services, transport preparations, installation support, as well as packing and installation instructions.
Collection care
Advisory on the conservation and service life of artworks, storage-depot setup, selection of contact materials for long-term storage, and condition assessment prior to purchase or sale.
Light, space & movement
Documentation and supervision of room installations, kinetic objects and works with lighting components; maintenance concepts, training, coordination with specialists and workshop assessments.
Media art
Condition assessment of magnetic tapes, evaluation of playability for digitization, research of master tapes, exhibition concepts, documentation and control of exhibition equipment.
Trust & reputation

ranQ Trust Score of art services Illi GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

art services Illi 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.
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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%
art services Illi GmbH scores 76.0 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.75.012%
  • 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%
art services Illi GmbH scores 85.0 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).85.022%
art services Illi GmbH 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

art services Illi GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Aemtlerstrasse 46
8003 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-338.803.888
Founded
2019 · 7 years
Last commercial register change
January 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.
88.0
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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