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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesOltenRiggenbach AG, Lüftungs- und Klimatechnik
Riggenbach AG, Lüftungs- und Klimatechnik Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Riggenbach AG, Lüftungs- und Klimatechnik designs, constructs and services complete ventilation, air‑conditioning, refrigeration and energy systems. Its offerings include engineering, in-house sheet‑metal production, installation, building automation and maintenance with a 24-hour service line.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered3
Ventilation
From needs analysis to commissioning: design, installation and maintenance of ventilation systems for buildings with fresh outdoor air and demand-based air quality.
Air conditioning and refrigeration
End-to-end solutions for refrigeration generation and supply, chilled-water systems, chilled ceilings, split air-conditioning units, VRF systems, as well as heat-recovery and process cooling systems.
Technical service
Commissioning, maintenance, fault finding, troubleshooting, repairs, inspections, renovations, hygiene inspections, as well as operational optimizations and service reports.
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4.1/5

Riggenbach AG, Lüftungs- und Klimatechnik

Trust & reputation

ranQ Trust Score of Riggenbach AG, Lüftungs- und Klimatechnik: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Riggenbach AG, Lüftungs- und Klimatechnik scores 60.4 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.70.024%
  • 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.45.610%
  • 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.50.08%
Riggenbach AG, Lüftungs- und Klimatechnik scores 95.0 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.82.07%
Riggenbach AG, Lüftungs- und Klimatechnik scores 86.7 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).86.722%
Riggenbach AG, Lüftungs- und Klimatechnik scores 35.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.60.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Riggenbach AG, Lüftungs- und Klimatechnik reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.6 out of 5 stars from 5 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.65
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 30, 2024Media
Warum Klimaanlagen bei Wohnungen das letzte Mittel sind
solothurnerzeitung.ch
July 20, 2023Media
Riggenbach AG in Olten verkauft: Die Zürcher Burkhalter Gruppe übernimmt
oltnertagblatt.ch
October 14, 2022Media
Riggenbach AG aus Olten montiert mehr Klimaanlagen bei Privaten
oltnertagblatt.ch

Knowledge

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Comparisons

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Location

Werkhofstrasse 1
4600 Olten
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:30
Tue
08:00 - 12:00, 13:30 - 16:30
Wed
08:00 - 12:00, 13:30 - 16:30
Thu
08:00 - 12:00, 13:30 - 16:30
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.974.364
Founded
1991 · 35 years
Last commercial register change
September 24, 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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.95.03%
    • Full methodology

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