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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesEngineerVuiteboeufDiagnotherm Sàrl
Diagnotherm Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Diagnotherm Sàrl consists of carrying out thermal analyses and certifications of buildings, including: thermal balance (thermische Bilanzierung), infrared thermographic inspection (Infrarot-Thermographie), humidity expertise (Feuchtigkeitsanalysen), insulation planning (Isolationsplanung), cantonal CECB/CECB+ certification (kantonale Zertifizierung), and MINERGIE certification (MINERGIE-Zertifizierung). The company thus provides services in the field of energy assessment and optimization of buildings.

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Products & services

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3.8/5

Diagnotherm Sàrl

✓ Offered6
Thermal assessment of buildings
Thermal assessment of buildings, IR thermographic inspection, moisture expertise, insulation planning, cantonal certification CECB/CECB+ and MINERGIE certification.
IR thermographic inspection
IR thermographic inspection for buildings, as part of thermal diagnostics, moisture analyses and insulation work planning.
Moisture expertise
Moisture expertise for buildings, with analysis of moisture problems related to thermal diagnostics and insulation projects.
Insulation planning
Insulation planning for buildings, supporting thermal diagnostics, thermographic inspections and energy certification procedures.
Cantonal CECB/CECB+ certification
Cantonal CECB/CECB+ certification for buildings, linked to thermal assessments and energy performance procedures.
MINERGIE certification
MINERGIE certification for buildings, in addition to thermal assessments and other energy diagnostic services.
Trust & reputation

ranQ Trust Score of Diagnotherm Sàrl: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

Diagnotherm Sàrl scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Diagnotherm Sàrl scores 83.0 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.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.55.07%
Diagnotherm Sàrl 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%
Diagnotherm Sàrl scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Diagnotherm Sàrl reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route de Vugelles 3
1445 Vuiteboeuf
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:00
Tue
08:00 - 12:00, 13:30 - 18:00
Wed
08:00 - 12:00, 13:30 - 18:00
Thu
08:00 - 12:00, 13:30 - 18:00
Fri
08:00 - 12:00, 13:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-115.511.296
Founded
2010 · 16 years
Last commercial register change
April 24, 2018
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • VDVuiteboeuf
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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