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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsWinterthurSenero AG
Senero AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Senero AG designs, installs and maintains photovoltaic systems and supplies battery storage, energy-management solutions, e-mobility services and off-grid systems. The company also provides engineering for large projects, system monitoring and training activities in photovoltaics.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
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Senero AG

✓ Offered9
Photovoltaic systems
Photovoltaic systems for new builds and existing buildings, as roof-mounted or integrated roof systems; including planning, profitability calculations and design solutions.
Storage solutions (batteries)
Battery solutions for local storage of solar power, upgradeable for existing photovoltaic systems; with lithium and salt batteries, as well as backup power and island-grid options.
Off-grid solutions
Off-grid photovoltaic solutions for Alpine dairy huts (Maiensässe), SAC mountain huts and tiny houses; as stand-alone PV systems with solar modules, charge controllers and energy storage.
E-mobility
Charging stations for electric cars connected to the photovoltaic system; including installation of the charging infrastructure, load management and billing of electricity costs.
Engineering
Planning, evaluation, implementation and commissioning of photovoltaic systems; also as external project management for large projects, including evaluation of offers and support during implementation.
Installation
Installation of photovoltaic systems on and in the roof, electrical inspections and acceptance of installation; additionally installation of heat pumps and troubleshooting of malfunctions.
Maintenance
Monitoring the operation and performance of photovoltaic systems, testing of inverters and professional cleaning of soiled installations.
Energy management
Optimization of self-consumption by matching electricity generation and electricity use, so that solar energy from the roof is utilized as efficiently as possible.
Lecturing
Teaching and training in photovoltaics at a university of applied sciences and a vocational school, as well as tailor-made training for employees and apprentices.
Trust & reputation

ranQ Trust Score of Senero AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

Senero AG scores 74.5 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.80.724%
  • 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.63.210%
  • 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%
Senero AG scores 92.3 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%
Senero AG 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%
Senero AG scores 43.1 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 35.62.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.23.34%
Qualifications+0.00

Senero AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 11 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.911
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 19, 2025Media
Trend in der Energiebranche: Basler Firma übernimmt Winterthurer Solar-Unternehmen
tagesanzeiger.ch
July 6, 2025Media
IWB kaufen drittes Solaranlagen-Unternehmen
nau.ch
July 3, 2025Media
IWB übernimmt die Senero AG
punkt4.info

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Location

Espenstrasse 73
8408 Winterthur
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-112.335.258
Founded
2005 · 21 years
Last commercial register change
July 14, 2025
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.70.03%
    • Full methodology

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