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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral contractorImmenseeconvoltas AG
convoltas AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

convoltas AG is an energy contractor serving industrial, commercial and property clients. It develops and delivers photovoltaic systems, battery storage and e-mobility solutions, and provides energy consulting, operational optimisation, planning, financing, monitoring and maintenance.

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Products & services

Industry:General contractor
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4.2/5

convoltas AG

✓ Offered8
Solar photovoltaics
Advisory, planning, permitting, funding processing, implementation, financing, ZEV as well as monitoring and service for solar photovoltaic systems on industrial, commercial and residential properties.
Contracting and financing
Contracting for solar photovoltaic systems, financing concepts with banks and equity investors, roof rental, construction, operation and maintenance of the system over contractually defined terms.
Energy consulting & solutions
Independent energy consulting, GEAK and GEAK Plus, renovation and optimisation solutions as well as complete energy concepts for residential buildings, administrative buildings and industrial sites.
Operational optimization
Current-state analysis, measurements, functional tests, action lists, implementation support, performance review and energy controlling for a lasting increase in energy efficiency.
E-mobility
Advisory, planning, installation, monitoring, billing as well as service and maintenance for AC and DC charging solutions with and without a photovoltaic system or ZEV.
Site power network
Analysis, design, planning, implementation and operation of electrical site power networks including the medium- and low-voltage network, large-scale PV systems, storage, charging infrastructure, EMS, ZEV and electricity procurement.
Battery storage
Load profile analysis, storage dimensioning, financing solutions, official authority clarifications as well as procurement, installation, commissioning and operation management of battery storage.
Convoltas Profit Plus
Additional package for analysing and optimising self-consumption of solar photovoltaic systems, with intelligent consumption control, load management and recommendations for operating mode.
Trust & reputation

ranQ Trust Score of convoltas AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of November 2026

convoltas AG scores 79.3 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.86.024%
  • 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.70.510%
  • 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%
convoltas AG scores 76.5 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.70.212%
  • 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%
convoltas AG scores 88.3 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).88.322%
convoltas AG scores 39.3 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 35.68.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

convoltas 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 15 customer reviews. 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 15 reviews across all connected sources

Sources
GGoogle515
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 26, 2022Media
Rotkreuz: leistungsstärkste Photovoltaikanlage im Kanton Zug
zugerzeitung.ch

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Location

Artherstrasse 60
6405 Immensee
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-199.940.734
Founded
2020 · 6 years
Last commercial register change
October 29, 2026
Employees
11 to 20

Active in 1 of 26 cantons

  • SZSchwyz
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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