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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryFullyAcroWatt Sàrl
AcroWatt Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

AcroWatt Sàrl provides services in building energy and building physics, including HVAC (heating, ventilation, sanitary) design and BIM-oriented system planning. Services listed on the website include energy balances and analyses, airtightness testing (blower-door), radon measurement and remediation, support for Minergie P certification, and site supervision/coordination.

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Products & services

Industry:Mechanical Engineering Industry
✓ Offered10
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AcroWatt Sàrl

Energy and building physics planning
Planning of openings, the thermal envelope and airtightness; optimization of form factor, insulation, orientation, shading and comfort.
BIM-oriented HVAC design
3D BIM-oriented design for heating, ventilation and sanitary installations; dimensioning, technical integration, conflict prevention and preparation for prefabrication.
Building physics services
Calculations of heat losses, thermal bridges, vapour diffusion, dew point, condensation and mould risks; summer simulations and calculations of air leakage.
Site supervision and execution control
Monitoring of airtightness, blower-door testing, control of the thermal envelope, management of thermal bridges, detail advice and execution checks.
Minergie P or CECB A/A package
Full support to obtain the label in new construction: specifications, detailed optimization, ventilation, heating, solar, airtightness and administrative steps.
Building comfort and health assessments
Measurements and analyses of radon, CO, CO2 and humidity; infrared thermography, analysis of air currents, cold zones and causes of mould.
Client representation and project owner support
Support for project owners from the concept stage, help with sustainability decisions, preparation of the specifications, advice before the consultation procedure and project monitoring.
Advisory for architects
Energy and comfort advice, optimization of construction details, selection of glazing, management of thermal bridges, airtight envelope and energy labels.
Advisory for tradespeople
Technical answers on vapour barriers, insulation, mould-free details, airtightness, radon remediation and selection of construction techniques.
Services for public authorities
Advice from the initial phase, an overall concept tailored to the project, optimization of energy and comfort, site supervision and inspection of existing buildings.
Trust & reputation

ranQ Trust Score of AcroWatt Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

AcroWatt 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%
AcroWatt Sàrl scores 79.8 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.92.512%
  • 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%
AcroWatt Sàrl scores 85.0 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).85.022%
AcroWatt Sàrl scores 4.0 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 35.4.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

AcroWatt Sàrl 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

Chemin des Vignes 8
1926 Fully

At a glance

Legal form
Limited Liability Company
UID
CHE-478.887.981
Founded
2014 · 12 years
Last commercial register change
December 22, 2014
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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