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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentBallwilAlera energies AG
Alera energies AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Alera energies AG is the planning, development and implementation of forward-looking energy solutions, particularly in the field of renewable heating systems, energy centers for district heating and district cooling systems, as well as biogas processing and CO2 liquefaction plants. The company provides competent support for customer-specific product and plant developments and makes a contribution to the future development of highly efficient and resource-saving processes, systems and procedures.

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Products & services

Industry:Research & DevelopmentTechnical Consulting & Engineering
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4.0/5

Alera energies AG

✓ Offered5
Future-proof energy systems
Development, design and optimisation of networked heat and cooling supply, energy centres and thermal grids; feasibility assessments, cost and life-cycle analyses, control and functional descriptions, operational optimisations.
Renewable heating and cooling systems for single- and multi-family homes
Conceptual design, planning and optimisation of renewable heating and cooling systems; variant comparisons, second opinions, authorisation procedures, overall project management, audits of existing systems and operational optimisations of installed plants.
Product and plant development
Customer-specific development of products and plants such as heat pumps, refrigeration systems, dryers, as well as test rigs and processes; requirements specifications, engineering, prototypes, risk analyses and industrialisation.
Trainings & further education
Tailor-made trainings and further education on the function, design, planning, sizing and operation of heat pumps and refrigeration systems, as well as on renewable heat and cooling supply.
Energy research & studies
Participation in national, cantonal and municipal energy research projects, as well as preparation of studies, including on air-to-water heat pumps in existing buildings.
Trust & reputation

ranQ Trust Score of Alera energies AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Alera energies AG scores 63.5 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.73.124%
  • 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.35.310%
  • 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%
Alera energies AG scores 84.8 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.89.612%
  • 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.70.07%
Alera energies AG scores 85.0 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).85.022%
Alera energies AG scores 13.7 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 35.13.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Alera energies AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Gibelflühstrasse 9
6275 Ballwil
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-417.388.217
Founded
2015 · 11 years
Last commercial register change
November 10, 2022
Employees
11 to 20
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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