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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorCastagnolaSystem Evergreen AG
System Evergreen AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Evergreen is providing Engineering, Procurement & Construction (EPC) services for sustainable building and infrastructure projects, particularly in the area of Zero-Energy Buildings (ZEB), Nearly Zero-Energy Buildings (nZEB) and renewable energies, including the integration of hydrogen technologies.

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Offering

Products & services

Industry:Sustainability Sector
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System Evergreen AG

✓ Offered9
nZEB and ZEB consulting
Consulting for nZEB, ZEB and ZEB+ projects, including feasibility studies, early project analysis and alignment with investment targets and market requirements.
EPC consulting
EPC consulting services for construction projects, with independent project support, supplier selection, oversight of execution and an audit of schedule, costs and tests.
Solar solutions
Solar projects with consulting for project execution, selection of suitable suppliers as well as solar monitoring and maintenance; no direct supply or installation of the panels.
Structural monitoring
Real-time monitoring of the structural integrity of buildings using sensors, live data access, crack monitoring, environmental measurements, as well as installation and platform operation.
BIM services
Building Information Modeling for integrated planning, coordination of architecture, structure and MEP, energy analyses, life-cycle monitoring and cost and error control.
Preliminary project planning and budgeting
Pre-construction and budgeting services with parametric budget analysis, profit-and-loss analysis, cost control and preparation for tendering and the construction phase.
Feasibility studies
Feasibility studies for sustainable and nZEB projects, including project and site analysis, economic viability checks, market analysis and alignment with customer and investor goals.
Spatial Design
Room and use concepts for nZEB buildings in residential, office, commercial and leisure properties, in collaboration with interior design partners.
Marketing and sales strategies for real estate projects
Marketing and sales services for projects including market analysis, campaign support and training of sales agents to communicate the project features.
Trust & reputation

ranQ Trust Score of System Evergreen AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

System Evergreen AG 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%
System Evergreen AG scores 85.5 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.100.012%
  • 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%
System Evergreen 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%
System Evergreen AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

System Evergreen AG reaches a ranQ Trust Score of 4.1 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

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Location

Strada di Gandria 33
6976 Castagnola
Opening hours
Mon
08:30 - 12:30, 13:30 - 17:30
Tue
08:30 - 12:30, 13:30 - 17:30
Wed
08:30 - 12:30, 13:30 - 17:30
Thu
08:30 - 12:30, 13:30 - 17:30
Fri
08:30 - 12:30, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.564.840
Founded
2005 · 21 years
Last commercial register change
July 29, 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.
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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