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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesZurichPfiffner AG
Pfiffner AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Pfiffner AG is a building services engineering company that develops energy concepts and plans and implements technical building systems. Its services include heating, ventilation and air conditioning, refrigeration, sanitary installations, building automation, and service/maintenance; it advises private and public clients and delivers integrated solutions.

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Products & services

Industry:Plumbing & Building Services
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4.2/5

Pfiffner AG

7
Energy concept and overall planning
Energy concept and overall planning for construction projects; consulting, variant calculations for energy generation and supply, coordination of building services systems, BIM planning and 3D laser scanning.
Heating
Heating systems for new builds and conversions; geothermal energy, district heating, heat pumps, borehole regeneration, TABS, underfloor heating, air systems and chilled ceilings, including installation and commissioning.
Ventilation / Air conditioning
Ventilation and air-conditioning systems for residential, service and special buildings; controlled home ventilation, hybrid ceilings, roof boxes, inset boxes as well as maintenance and servicing.
Cooling
Refrigeration systems and chilled cooling for buildings, including system concept, refrigeration machines, cold distribution, free-cooling and use of waste heat for heating or domestic hot water.
Sanitary
Sanitary installations for service buildings, residential construction and wellness areas; consulting, planning, execution and maintenance, plus main service lines, distribution systems, water and gas supply.
Building automation
Building automation with MSRL; control, regulation, monitoring and optimization of HLKSE systems, remote access, fault reporting, room automation and bus systems.
Service / Maintenance
Service and maintenance for building services systems; servicing, inspections, maintenance contracts, PUZZLE maintenance program, 24h service, repairs and conversions.
Trust & reputation

ranQ Trust Score of Pfiffner AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Pfiffner AG scores 65.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.58.324%
  • 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.77.410%
  • 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.70.08%
Pfiffner AG scores 93.9 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.82.07%
Pfiffner AG scores 83.3 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).83.322%
Pfiffner AG scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Pfiffner AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 20 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.1
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle4.120
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Farbhofstrasse 4
8048 Zurich

At a glance

Legal form
Corporation
UID
CHE-105.926.951
Founded
1969 · 57 years
Last commercial register change
March 5, 2026
Employees
21 to 50
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.85.03%
    • Full methodology

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