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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentPhotovoltaicsLa Sagne NePlanair SA
Planair SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Planair SA is an engineering and consulting firm focused on the energy and climate transition. It advises businesses, public authorities and private clients on sustainable buildings, industrial energy efficiency and sustainable territorial development, and provides services in renewable energy and technical systems planning.

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Service area

Offering

Products & services

Industry:Photovoltaics
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4.3/5

Planair SA

✓ Offered7
CVSE building services planning
Planning of technical installations, in particular CVSE, for buildings and sites, integrating energy requirements and technical constraints.
Energy efficiency in industry
Analysis and optimisation of energy efficiency for industrial sites, with support for energy use monitoring and technical improvements.
Building physics
Building physics studies to improve comfort, energy performance and the quality of the building envelope.
Energy refurbishment of buildings
Energy refurbishment of existing buildings, including renovation of the building envelope, optimisation of building services and improvement of energy performance.
Sustainable buildings
Consulting and engineering for sustainable buildings, with construction, conversion and renovation projects according to high energy standards.
Efficient industrial sites
Engineering for industrial sites, with energy optimisation, heat recovery and improvement of processes and technical infrastructures.
Resilient territories
Territorial energy planning, municipal plans, transition strategies and projects for energy networks at the level of territories.
Trust & reputation

ranQ Trust Score of Planair SA: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of November 2026

Planair SA scores 63.9 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.70.824%
  • 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.27.910%
  • 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.88.08%
Planair SA scores 99.0 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.96.07%
Planair SA 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%
Planair SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Planair SA reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Le Crêt 108 a
2314 La Sagne Ne
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-109.423.608
Founded
2002 · 24 years
Last commercial register change
October 15, 2026
Employees
101 to 500

Active in 1 of 26 cantons

  • NENeuchâtel
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.100.03%
    • Full methodology

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