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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction managerRheinfeldenDipl.-Ing. Peter Joos Büro für Bauprojektmanagement
Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement provides client representation, construction project management and advisory services from the initial project idea through to completion. It also conducts training sessions and workshops related to construction projects.

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Products & services

Industry:Construction manager
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Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement

3
Client representation
Client representation from the project concept to completion, with support for requirements and decisions, risk assessment, costs, schedules and quality.
Project management
Project management in every service phase, from the preliminary project to handover and completion of the rectification of defects, with coordination of designers and contractors.
Training / Workshops
Trainings and workshops on construction practice, project management and client representation, based on 25 years of professional experience, to raise awareness and inspire employees.
Trust & reputation

ranQ Trust Score of Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement scores 57.0 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.50.012%
  • 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%
Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement 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%
Dipl.-Ing. Peter Joos Büro für Bauprojektmanagement scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

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

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Location

Baslerstrasse 10
4310 Rheinfelden

At a glance

Legal form
Sole proprietorship
UID
CHE-471.343.102
Founded
2023 · 3 years
Last commercial register change
January 10, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • AGRheinfelden
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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