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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGenevaZêta Ingénierie Sàrl
Zêta Ingénierie Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Zêta Ingénierie Sàrl is a building services engineering firm offering plumbing and water-technology services. Its activities include sanitary installations for residential and collective buildings, industrial process installations, sprinkler systems (SES and FM Global), technical expertise and audits, multidisciplinary coordination (2D/3D), and client advisory/owner’s support.

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Products & services

Industry:Technical Consulting & Engineering
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Zêta Ingénierie Sàrl

✓ Offered7
Sanitary installations
Sanitary installations for residential buildings, public facilities, hotels and industrial or process buildings; studies, design and supervision in the water sector.
Sprinkler systems
Water fire-extinguishing installations according to SES or FM Global standards, for buildings with different uses.
Industrial and process installations
Industrial installations, water treatment, STEP, laboratories, cleanrooms, medical and special gases.
Technical expertises and audits
Technical expertises and audits based on execution checks and follow-up of projects, for contracting authorities, management companies, insurers, architects and public authorities.
Multi-disciplinary coordination
Coordination on plans or in a model with partners, to find solutions that are appropriate, standard-compliant and rigorous in construction.
Support for the contracting authority
Technical support for the contracting authority from the project’s conception to operation, with monitoring of technical choices and costs.
SIA projects
Engineering services for SIA projects, from defining objectives to maintaining operation, across the entire building life cycle.
Trust & reputation

ranQ Trust Score of Zêta Ingénierie Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

Zêta Ingénierie Sàrl 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%
Zêta Ingénierie Sàrl scores 65.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.58.012%
  • 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%
Zêta Ingénierie Sàrl 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%
Zêta Ingénierie Sàrl scores 1.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zêta Ingénierie Sàrl reaches a ranQ Trust Score of 3.9 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.

Knowledge

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Location

Rue Cherbuliez 2
1207 Geneva
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-202.655.360
Founded
2022 · 4 years
Last commercial register change
September 17, 2026
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.
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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