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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsEgg B. ZürichArchitekturbüro Bettina Ebert Stoll
Architekturbüro Bettina Ebert Stoll Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The Ebert Stoll Architekturbüro company offers the following core activities: * Planning and construction of residential and commercial buildings * Renovation, refurbishment and extension of existing buildings * Energy consulting and planning, particularly in the areas of Minergie, Minergie-P and Passive House * Construction management and coordination * Cost estimates and owner consulting * Preparation of building energy certificates (GEAK) The company focuses on sustainable and energy-efficient solutions and provides individual and professional services for building owners and investors.

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Offering

Products & services

Industry:Architecture Firms
✓ Offered6
Architectural planning for new builds and renovations
New builds, renovations, refurbishments and extensions for residential and commercial construction, including project development, site development studies, and planning with sustainable and health-oriented building methods.
Construction management
Construction management for residential and commercial buildings, with support from planning through execution and coordination of implementation in phases or as an overall process.
Energy consulting
Energy consultations for private households and SMEs, with a neutral review of potentials, concepts for building services and guidance on efficient and subsidised measures.
GEAK and GEAK Plus
Preparation of GEAK and GEAK Plus reports to assess the building envelope and energy consumption, followed by advice on weak points and potential.
Minergie planning and Minergie renovations
Design of buildings according to the Minergie standard as well as Minergie renovations and Minergie upgrades for energy-efficient new builds, conversions and modernisations.
Minergie-P and Passive house planning
Planning according to the Minergie-P standard and passive house concepts, focusing on very low energy consumption, airtightness, comfort and technically optimised buildings.
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3.9/5

Architekturbüro Bettina Ebert Stoll

Trust & reputation

ranQ Trust Score of Architekturbüro Bettina Ebert Stoll: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Architekturbüro Bettina Ebert Stoll scores 60.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.70.824%
  • 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.27.910%
  • 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.70.08%
Architekturbüro Bettina Ebert Stoll scores 78.5 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%
Architekturbüro Bettina Ebert Stoll scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Architekturbüro Bettina Ebert Stoll scores 11.7 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 35.11.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Architekturbüro Bettina Ebert Stoll reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Weidstrasse
8132 Egg B. Zürich

At a glance

Legal form
Sole proprietorship
UID
CHE-107.489.186
Founded
1993 · 33 years
Last commercial register change
June 21, 1993
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.67.06%
  • 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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