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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsRiva San VitaleStudio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo
Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo provides architectural design, executive/project planning, specifications and construction supervision, and performs property valuations and radon gas assessments; it also lists property sales and rental services.

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Products & services

Industry:Architecture Firms
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3.9/5

Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo

2
Architectural design
Architectural design, executive design, specifications for works and site supervision for building projects.
Real estate
Sale and letting of properties, with listings for properties in Riva San Vitale and Morbio Inferiore.
Trust & reputation

ranQ Trust Score of Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 96% · As of October 2026

Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo scores 56.7 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.58.324%
  • 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.88.08%
Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo scores 81.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo scores 85.0 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).85.022%
Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo scores 5.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Studio Tecnico e d'Architettura Mantegazzi Domenico - Bellati Luca Arch. OTIA Società in nome collettivo reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.5 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
3.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle3.52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Secure profile

Location

Piazza Grande 15
6826 Riva San Vitale
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:00
Tue
08:00 - 12:00, 13:30 - 18:00
Wed
08:00 - 12:00, 13:30 - 18:00
Thu
08:00 - 12:00, 13:30 - 18:00
Fri
08:00 - 12:00, 13:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
General Partnership
UID
CHE-107.389.113
Founded
1992 · 34 years
Last commercial register change
May 3, 2021
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.79.06%
  • 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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