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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichSPPA Architekten AG
SPPA Architekten AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of SPPA Architekten is the planning and realization of architectural projects, particularly in the field of high-rise construction, with a focus on the design and implementation of buildings and spaces that are both functional and aesthetically appealing.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered10
Architectural planning and delivery
Planning and delivery of architecture across all construction phases, from strategic planning to execution, with a focus on housing projects of appropriate scale, office buildings and transport facilities.
Overall management and master planning
Overall management and master planning for projects from strategic planning through to delivery, coordinating all work with proven, well-coordinated partners.
GU tender submissions
GU tender submissions for construction projects, supplemented by coordination with proven, well-coordinated partners as part of project execution.
Client advisory services
Client advisory services for construction projects, as an additional service alongside overall management, master planning and GU tender submissions.
Conversions and renovations
Conversions and renovations of commercial buildings and other existing structures, with recurring projects in a historical and urban context.
Renovation and restoration
Renovation and restoration of residential estates, commercial properties and buildings, including comprehensive renovations and façade renovations.
Revitalisation and transformation of existing buildings
Revitalisation and transformation of commercial buildings, office buildings and industrial sites, taking into account new uses and historical requirements.
New-build housing
New-build of residential houses, residential developments and larger housing estates, often in urban and densified structures.
New-build office and commercial buildings
New-build of office buildings, commercial buildings and administrative buildings, including general directorates and mixed-use buildings.
Project development and study commissions
Project development and study commissions for sites, densification, new uses and complex urban-planning tasks.
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4.2/5

SPPA Architekten AG

Trust & reputation

ranQ Trust Score of SPPA Architekten AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

SPPA Architekten AG scores 65.0 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.73.124%
  • 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.35.310%
  • 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%
SPPA Architekten AG scores 92.3 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.82.07%
SPPA Architekten 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%
SPPA Architekten AG scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SPPA Architekten AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Sihlamtsstrasse 10
8001 Zurich
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-428.722.651
Founded
2011 · 15 years
Last commercial register change
May 30, 2025
Employees
21 to 50
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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