ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsFrauenfeldsunig GmbH
sunig GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of sunig GmbH is the planning, consulting and support of private individuals and companies in the construction of solar systems in self-construction. To this end, the company also offers courses and workshops to provide customers with the necessary know-how. Additionally, sunig supplies the necessary materials and tools for the construction of solar systems.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
3.9/5

sunig GmbH

✓ Offered6
Photovoltaic systems
Photovoltaic systems for single-family homes, multi-family homes, agriculture and commercial use, as an on-roof or integrated roofing solution, from advisory services through planning, installation and commissioning to the Pronovo registration.
Battery storage
Battery storage to increase self-consumption, for evening and night use, with options for hybrid inverters, backup power and bidirectional charging.
Energy management & building automation
Energy management and building automation for optimising self-consumption, automatic control of the heat pump, boiler and e-car, and monitoring via app.
ZEV & Local electricity community
ZEV and local electricity communities with planning, metering technology, billing solution, and, on request, incorporation, administration and ongoing operation.
Maintenance & service
Maintenance, troubleshooting, upgrades and dismantling of solar systems, including systems from other providers, throughout their entire service life.
Solar courses
Two-day solar courses with fundamentals, planning, self-consumption optimisation and practical training on the roof, as preparation for DIY construction or as an entry point into solar installation.
Trust & reputation

ranQ Trust Score of sunig GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of October 2026

sunig GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
sunig GmbH scores 65.0 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.58.012%
  • 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%
sunig GmbH 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%
sunig GmbH scores 11.4 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 35.11.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

sunig GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

No knowledge articles yet

Once sunig GmbH has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

sunig GmbH in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank sunig GmbH by reviews, experience and specialisations.

Is this your company?

Claim the company profile of sunig GmbH to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Langfeldstrasse 90
8500 Frauenfeld
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-421.951.222
Founded
2022 · 4 years
Last commercial register change
December 3, 2025
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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    1S
    1000 Sonnen-Dächer Swiss AG
    Tägerwilen
    MG
    Mütec GmbH
    Götighofen
    EG
    Enerpro GmbH
    Sulgen
    PG
    PhotonicEnergy GmbH
    Kesswil
    SS
    Sunny Solartechnik (Schweiz) GmbH
    Eschenz
    SG
    solanova gmbh
    Wilen (Gottshaus)
    JS
    JADI Solar AG
    Weinfelden
    LG
    LESOL GmbH
    St. Pelagiberg