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 & PhotovoltaicsGrenchenDoubleA Solutions GmbH
DoubleA Solutions GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of DoubleA Solutions GmbH is the development and provision of solutions in the field of renewable energy (solar) and information technology (IT). Specifically, this includes the planning, installation and optimization of solar systems as well as the provision of IT services aimed at supporting companies in the digitization and optimization of their processes.

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
3.8/5

DoubleA Solutions GmbH

✓ Offered8
Photovoltaic systems
Photovoltaic systems for single-family homes, multi-family houses, agriculture and commercial premises; from roof inspection through design, installation and grid connection to operation and maintenance.
Site analysis
On-site roof inspection with analysis of geometry, roofing material, condition, shading and electricity consumption as the basis for sizing a solar power system.
Design & sizing
Sizing of modules, inverters and storage units tailored to the roof layout, yield, consumption, wallbox and heat pump; including an energy-yield forecast and system plans.
Subsidy consulting
Advice on one-off remuneration, cantonal and municipal support programmes as well as tax deduction; including calculation, application preparation and submission.
Installation & grid connection
Assembly, electrical connection, registration with the distribution system operator, commissioning, safety report and acceptance with complete documentation.
Battery & self-consumption optimization
Load profile analysis, storage sizing, load management for wallbox, heat pump and boiler, as well as retrofit solutions for existing photovoltaic systems.
Monitoring & maintenance
Online monitoring, yield monitoring, maintenance and cleaning, inverter service and handling of warranty cases during ongoing operation.
Solar calculator
Free initial assessment of solar potential including system size, production, self-consumption, investment range and an indicative payback note.
Trust & reputation

ranQ Trust Score of DoubleA Solutions GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

DoubleA Solutions GmbH scores 70.7 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.75.024%
  • 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.40.910%
  • 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.95.08%
DoubleA Solutions GmbH scores 50.8 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.25.012%
  • 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%
DoubleA Solutions 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%
DoubleA Solutions GmbH scores 9.1 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 35.9.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DoubleA Solutions GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

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

Get started
Comparisons

DoubleA Solutions GmbH in comparison

Soon

Industry comparisons are coming soon

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

Is this your company?

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

Secure profile

Location

Oelirain 1a
2540 Grenchen

At a glance

Legal form
Limited Liability Company
UID
CHE-267.559.276
Founded
2025 · 1 year
Last commercial register change
January 16, 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

    KG
    Kunz-Solartech GmbH, Zweigniederlassung Grenchen
    Grenchen
    SA
    SolarApp AG
    Deitingen
    GO
    Genossenschaft OPTIMA-SOLAR Solothurn
    Solothurn
    HE
    HF Etienne GmbH
    Bettlach
    EJ
    Energiewende Jurasüdfuss GmbH
    Langendorf
    PG
    PrimoSolar GmbH
    Solothurn
    HP
    Hausheizung Plus GmbH
    Laupersdorf
    NE
    Nussbaumer Elektroanlagen AG
    Schönenwerd