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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringPortKWenergy AG
KWenergy AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of KWenergy is the development and implementation of comprehensive solutions for energy production, energy storage and charging infrastructure in the field of electromobility. This includes, in particular, the planning and installation of solar systems, energy management systems, carport solutions for private and commercial customers, as well as the provision of service and maintenance services for these systems.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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4.0/5

KWenergy AG

Solar & Photovoltaics
✓ Offered8
DC grid
Local DC grid for photovoltaics, storage, industrial drives and fast chargers; planning, engineering, implementation, operation and service, including load analysis, a protection concept and monitoring.
Photovoltaic systems
Photovoltaics on existing roofs, lightweight halls and carports; site check, sizing, installation, connection to DC PowerCube or a conventional AC system, operation and yield monitoring.
Energy storage
Stationary energy storage systems for self-consumption optimisation, peak shaving, island operation and backup power; dimensioning, integration into the DC bus and operation with monitoring.
Fast-charging solutions for electric fleets
DC high-power charging systems for e-buses and e-trucks; pantograph or CCS charging, 30 to 450 kW, for depot, fleet and opportunity-charging applications.
Energy consulting
Analysis of load profiles, generation potential and grid connection; design of efficient energy solutions, economic feasibility check and recommendation of the appropriate topology.
TentaSolar®
Patented photovoltaic system for lightweight halls and solar carports; spans up to 80 metres without supports, bifacial modules and direct feed-in to the DC grid.
DC PowerCube
Bidirectional AC/DC converter for charging parks, industrial plants and energy storage; active grid filtering, peak-shaving control, high power density and power-quality functions.
Operation and maintenance
Monitoring, load management, defined response times, picket service, maintenance contracts, inspections, repairs, and updates and upgrades for energy systems.
Trust & reputation

ranQ Trust Score of KWenergy AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

KWenergy AG scores 68.3 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.95.08%
KWenergy AG scores 74.8 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.75.012%
  • 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%
KWenergy 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%
KWenergy AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

KWenergy 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

Müllerstrasse 1A
2562 Port
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-146.808.757
Founded
2019 · 7 years
Last commercial register change
June 24, 2026
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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