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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,818 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitectPorrentruyDB Planification Sàrl
DB Planification Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of DB Planification Sàrl is the provision of services in the fields of architecture, construction and real estate development. Specifically, this includes: Architecture: planning and design of buildings and facilities; Construction management: supervision and coordination of construction projects; General contracting: execution of construction projects from planning to completion; Renovation: renovation and modernization of existing buildings; Exterior design: planning and design of exterior spaces such as gardens, terraces and parking lots; Industrial building: planning and construction of industrial buildings and facilities; Turnkey houses: planning, construction and handover of completed houses. The company thus offers a comprehensive range of services for the planning, construction and renovation of buildings and facilities.

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3.9/5

DB Planification Sàrl

Industry:
Architect
General contractor
✓ Offered5
Construction site management
Coordination of stakeholders, site follow-up, handling unforeseen circumstances, quality control and project handover for construction or renovation projects.
Architecture
Feasibility studies, administrative procedures, architectural design, selection of materials and optimisation of spaces for construction and renovation projects.
General contracting
Study and design of the project, management of stakeholders, construction site follow-up, compliance with standards and turnkey delivery of the project.
Construction and building renovation
Construction of industrial and public buildings, renovations and turnkey projects within the scope of architectural services, construction site management and general contracting.
Outdoor developments and administrative procedures
Outdoor development and permit applications to support construction and renovation projects.
Trust & reputation

ranQ Trust Score of DB Planification Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

DB Planification Sàrl 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%
DB Planification Sàrl scores 70.2 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.70.212%
  • 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%
DB Planification Sàrl 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%
DB Planification Sàrl scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DB Planification Sàrl reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «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 November 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

Au Voyeboeuf 17
2900 Porrentruy
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 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-150.488.271
Founded
2020 · 6 years
Last commercial register change
June 26, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • JUPorrentruy
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.
88.0
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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