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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction & Project ManagementGerlafingenThermova Haustechnik AG
Thermova Haustechnik AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Thermova Haustechnik AG provides plumbing, heating, ventilation and air-conditioning services for new builds, conversions and renovations. The company plans, installs and maintains systems including heat pumps, bathroom renovations, heating replacements, comfort ventilation and exhaust air systems.

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Offering

Products & services

Industry:Construction & Project Management
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3.7/5

Thermova Haustechnik AG

Electrical Planning & Installation
Plumbing & Building Services
✓ Offered11
Bathroom renovation
Complete bathroom renovations with pipe routing, fixtures, tiles, electrical and painting work; level-access showers, coordination of all trades and a fixed completion date.
Heat pump
Air-to-water and brine-to-water heat pumps sized to the building; noise control, permits, subsidies and first-winter fine-tuning.
Heating replacement
Replacement of oil or gas heating systems with heat pumps, district heating or pellets; option comparison, tank removal, permits and conversion while the building remains in use.
Comfort ventilation
Comfort ventilation with heat recovery, quiet ductwork, pollen and fine-dust filtration, plus maintenance with regular filter changes.
Air conditioning
Split and multisplit air-conditioning systems, plus cooling via the heat pump for homes, offices, practices and commercial spaces; including permit handling.
Exhaust air systems
Exhaust air systems for kitchens, bathrooms, workshops and commercial premises; fire-safe design, cleaning access and suitable fan and duct technology.
Domestic hot water
Boilers, heat-pump water heaters and circulation; replacement of electric boilers, integration with the heating system and water treatment such as softening and filters.
Pipe replacement
Step-by-step replacement of risers and distribution pipes, also in occupied buildings; modern piping systems, condition checks and legionella protection.
Underfloor heating
Underfloor heating for new builds and conversions, with low flow temperatures, thin-layer or milling systems and individual room control.
Service & maintenance
Maintenance contracts for heating and ventilation systems, fault service, filter changes, cleaning, pressure checks and takeover of existing systems.
Planning & consulting
Heating-load calculations, system sizing, option comparisons, subsidy applications and coordination with architects, electricians, roofers and window installers.
Trust & reputation

ranQ Trust Score of Thermova Haustechnik AG: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 54% · As of October 2026

Thermova Haustechnik AG 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%
Thermova Haustechnik AG scores 42.7 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.0.012%
  • 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%
Thermova Haustechnik AG 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%
Thermova Haustechnik AG scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Thermova Haustechnik AG reaches a ranQ Trust Score of 3.7 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.

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Location

Hauptstrasse 5
4563 Gerlafingen

At a glance

Legal form
Corporation
UID
CHE-390.329.355
Founded
2026 · 0 years
Last commercial register change
January 26, 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.
100.0
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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