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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsRheineckAmmann Energy AG
Ammann Energy AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Ammann Energy AG is a solar energy company providing planning, consulting, installation and commissioning of photovoltaic systems. Its services include battery storage, electric vehicle charging solutions, smart-home integration and support with permit submissions and final acceptance.

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Offering

Products & services

Industry:Solar & Photovoltaics
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Ammann Energy AG

✓ Offered7
Photovoltaic systems
Photovoltaic systems for new builds and renovations, brand-independent and tailored to requirements; including advice, planning, building permits, installation, mounting, commissioning and final acceptance.
Smart home
Smart home for monitoring and controlling your own solar system; real-time analysis of production and consumption, integration of battery storage and control via app, tablet or display.
Solar battery storage
Battery storage for photovoltaic systems to store excess solar electricity; upgrading existing systems is also possible to increase self-consumption and independence.
Solar charging for vehicles
Charging solutions for electric cars with self-generated solar power; to increase self-consumption and use solar electricity for charging vehicles.
Consulting and planning
Advice on solar systems, yield calculations and submission of building and notification approvals; part of the support from the first inquiry through to project preparation.
Installation and mounting
Professional installation and mounting of solar systems on pitched roofs, flat roofs and façades; clean workmanship by the solar installer team.
Final acceptance and commissioning
Final acceptance, commissioning and system declaration as a concluding process after installation of the photovoltaic system.
Trust & reputation

ranQ Trust Score of Ammann Energy AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Ammann Energy AG scores 89.8 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.89.724%
  • 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.81.910%
  • 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.100.08%
Ammann Energy AG scores 64.1 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.50.012%
  • 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%
Ammann Energy AG scores 85.0 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).85.022%
Ammann Energy AG scores 11.1 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 35.11.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ammann Energy AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 24 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 24 reviews across all connected sources

Sources
GGoogle524
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neuensteigweg 16
9424 Rheineck
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-354.492.605
Founded
2023 · 3 years
Last commercial register change
June 7, 2023
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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