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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitectZurichItten+Brechbühl AG
Itten+Brechbühl AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Itten+Brechbühl AG is an architecture and general planning practice working on complex construction projects of various sizes. Its services include project management, design, planning and construction management, from the initial concept through to implementation.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Architect
✓ Offered5
Architectural and overall planning services
Architecture and overall planning for complex building projects of all sizes, from the idea through planning and implementation to demolition; all from one source.
Project management
Control and monitoring of the entire project process from planning to implementation, taking into account costs, schedules and quality.
Design / Development
Development of architectural concepts and solutions for complex requirements, together with the clients and across all project phases.
Planning
Preparation of phase-appropriate planning documents according to client requirements in collaboration with specialist planners, specialists and authorities.
Construction management
Supervision of the construction process with a focus on efficiency and quality, and on compliance with budget, schedule, design and functional requirements.
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4.1/5

Itten+Brechbühl AG

Trust & reputation

ranQ Trust Score of Itten+Brechbühl AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of November 2026

Itten+Brechbühl AG scores 59.9 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.72.524%
  • 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.49.510%
  • 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.35.08%
Itten+Brechbühl AG scores 90.6 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.96.07%
Itten+Brechbühl AG scores 88.3 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).88.322%
Itten+Brechbühl AG scores 50.0 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 35.100.04%
  • 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

Itten+Brechbühl AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.7 out of 5 stars from 6 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.76
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 12, 2026Media
Maschinenlaboratorium und Student Project House ETH Zürich Itten+Brechbühl AG
swiss-architects.com

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Location

Schiffbaustrasse 2
8005 Zurich
Opening hours
Mon
09:00 - 12:30, 14:00 - 17:00
Tue
09:00 - 12:30, 14:00 - 17:00
Wed
09:00 - 12:30, 14:00 - 17:00
Thu
09:00 - 12:30, 14:00 - 17:00
Fri
09:00 - 12:30, 14:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-281.674.290
Founded
1974 · 52 years
Last commercial register change
July 8, 2025
Employees
101 to 500

Active in 1 of 26 cantons

  • ZHZurich
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.
76.0
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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