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 · Imprint745,701 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsWallisellenSolar Alliance AG
Solar Alliance AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Solar Alliance AG is the planning, installation, operation and maintenance of photovoltaic systems, as well as the provision of services in the field of electromobility and energy storage. The company also offers consulting, project development, quality assurance, cost control and plant monitoring. It specializes in large-scale systems for industry, agriculture and public buildings, as well as solutions for private companies, architectural firms, engineering or planning offices and construction or general contractors.

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
4.4/5

Solar Alliance AG

✓ Offered8
Utility-scale photovoltaic systems
Photovoltaic systems for industry, commercial use, public sector, multi-family housing and agriculture; from site analysis and professional design through tendering, construction management and delivery to handover and operations management.
Battery storage
Battery storage for photovoltaic systems to increase self-consumption, reduce peak loads and improve profitability; including analysis, sizing, integration and commissioning.
Energy management
Energy management for PV systems with analysis of consumption profiles, control of storage and loads, optimization of self-consumption, and monitoring and reporting during operation.
Operations management and electricity marketing
Operations management for photovoltaic systems with technical monitoring, fault detection, maintenance coordination, energy management and marketing of surplus electricity or self-consumption models.
Charging infrastructure
Charging infrastructure for businesses, company fleets, parking lots and sites; from AC charging points to DC fast-charging hubs, including planning, implementation, operation and maintenance.
Carport solutions with photovoltaics
Carport solutions with integrated photovoltaics for parking areas; dual land use, protection for vehicles, on-site power generation and integration of charging infrastructure.
Contracting for photovoltaics, battery storage and charging infrastructure
Contracting models for PV, storage and charging infrastructure; financing, planning, construction, operation and maintenance by Solar Alliance on provided land.
Engineering and design office for photovoltaics
Engineering and technical design for large-scale photovoltaic systems; site and potential analyses, economic feasibility calculations, system dimensioning, grid connection concepts and tender documents.
Trust & reputation

ranQ Trust Score of Solar Alliance AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Solar Alliance AG scores 81.5 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.86.524%
  • 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.72.110%
  • 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.78.08%
Solar Alliance AG scores 84.8 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.89.612%
  • 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%
Solar Alliance AG scores 83.3 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).83.322%
Solar Alliance AG scores 60.0 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 35.60.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Solar Alliance AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 16 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 16 reviews across all connected sources

Sources
GGoogle516
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Solar Alliance AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Solar Alliance AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Solar Alliance AG by reviews, experience and specialisations.

Is this your company?

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

Secure profile

Location

Rosenbergstrasse 27
8304 Wallisellen
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
Corporation
UID
CHE-270.770.587
Founded
2015 · 11 years
Last commercial register change
December 19, 2024
Employees
11 to 20
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

    Similar companies

    ES
    EOSONO SAILING GmbH
    Benken Zh
    SS
    Strom Service 7/24 AG
    Schlieren
    TA
    tritec AG
    Regensdorf
    NP
    NOVA POWER AG
    Zumikon
    SA
    Sotesy AG
    Bubikon
    BS
    Badertscher Solutions
    Gossau Zh
    GS
    Go Solar GmbH
    Bülach
    S&
    Solartechnik & Energieoptimierung Pretscher
    Bauma