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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsBaselBlaser Architekten AG
Blaser Architekten AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company is an architectural firm specializing in the planning and realization of buildings and spaces. The core activity includes the development of architectural concepts, consideration of sustainability and energy efficiency, the integration of digital technologies into the design and construction process, as well as collaboration with partners from business and science.

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Products & services

Industry:Architecture Firms
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4.3/5

Blaser Architekten AG

10
Architectural and general planning services
Architecture, general planning and local architect services for residential, office, commercial, education, health, leisure and culture projects, plus conversions, refurbishments and new builds.
Project development and feasibility studies
Project development with potential and feasibility studies, preliminary studies, balancing stakeholder interests and conceptual support for building projects.
Project planning and execution planning
Project planning, realisation planning and assembling the right team for a cost-conscious, structured delivery.
Construction management and site supervision
Construction management and site supervision with in-house site managers, early execution input and coordination of implementation.
Authority engineering and permitting support
Authority coordination, zoning and building-law matters, and early alignment with public authorities during the project phase.
Conversion, refurbishment and renovation planning
Conversions, refurbishments, renovations and repurposing of existing buildings, including housing, commercial space and interior conversions.
Interior fit-out and tenant fit-out
Interior fit-out, tenant fit-out and flexible space solutions for office, administration and workplace environments in existing and new buildings.
Laboratory and research buildings
Planning of laboratories under complex conditions, including biosafety and chemical safety requirements and functional room concepts.
Relocation and logistics services
Relocation, move and interim solutions during conversion and refurbishment projects, including logistics coordination.
Heritage preservation and existing-building coordination
Coordination with heritage authorities and careful handling of interventions in protected or existing building fabric.
Trust & reputation

ranQ Trust Score of Blaser Architekten AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

Blaser Architekten AG scores 74.8 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.72.924%
  • 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.63.210%
  • 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%
Blaser 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%
Blaser Architekten AG scores 86.7 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).86.722%
Blaser Architekten AG scores 32.9 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 35.65.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Blaser Architekten AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 11 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.611
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 23, 2026Media
Mieterausbau HORTUS_SIP Blaser Architekten
swiss-architects.com
August 4, 2022Media
Radical Re-use auf dem Dreispitz Uni-Quartier Dreispitz Münchenstein; Städtebaulicher Studienauftrag
espazium.ch

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Location

Austrasse 24
4051 Basel
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.627.140
Founded
2008 · 18 years
Last commercial register change
February 17, 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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