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

About the company

NERA Ingénieurs Conseils Sàrl is an engineering consultancy focused on energy, building physics, HVAC systems, and energy renovation. The company provides energy audits, thermal calculations, building permit support for energy-related matters, subsidy applications, and project follow-up for renovations.

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Products & services

Industry:Technical Consulting & Engineering
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NERA Ingénieurs Conseils Sàrl

Construction & Project Management
Sustainability Sector
✓ Offered6
Energy certificates and energy audit
CECB, CECB Plus, IDC and EPIQR+ diagnoses to assess energy performance, prioritise renovation measures, estimate costs, and advise before purchase or sale.
Building physics and energy compliance studies
Thermal calculations, building envelope, thermal bridges, airtightness, summer comfort, moisture and condensation analysis, plus support for Minergie, HPE and THPE.
HVAC engineering and renewable energy
Planning and sizing of heating, ventilation and air-conditioning systems, heat pumps, district heating, solar thermal and photovoltaics, including tenders, technical follow-up and commissioning.
Building permit and energy dossiers
Energy-related permit documentation: calculations, forms, compliance documents, technical plans, coordination with consultants, and support through the approval process.
Grants for energy renovations
Identification of available grants, technical checks, application preparation, supporting documents, administrative follow-up and completion files through to payment.
Comprehensive energy renovation coordination
End-to-end support from diagnosis through studies, permits, grants, tenders and technical follow-up to final handover.
Trust & reputation

ranQ Trust Score of NERA Ingénieurs Conseils Sàrl: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 54% · As of October 2026

NERA Ingénieurs Conseils 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.
x
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%
NERA Ingénieurs Conseils Sàrl scores 50.8 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.25.012%
  • 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%
NERA Ingénieurs Conseils Sàrl scores 83.3 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).83.322%
NERA Ingénieurs Conseils Sàrl scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

NERA Ingénieurs Conseils Sàrl reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». 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

Hier entsteht die Karte
chemin J.-Ph.-De-Sauvage 37
1219 Châtelaine

At a glance

Legal form
Limited Liability Company
UID
CHE-336.972.907
Founded
2025 · 1 year
Last commercial register change
November 17, 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.
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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