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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitectLa Chaux-De-FondsMarginalia Sàrl
Marginalia Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Marginalia Sàrl is an architecture practice that designs and delivers residential, office and commercial projects. The studio works on new construction, renovations and transformations, and operates a material reuse programme for salvaged building elements.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Architect
✓ Offered5
Architectural Services
Architecture for residential buildings, multi-family housing, single-family homes and offices; new-build, conversion, renovation and transformation with project development and execution planning.
Renovations and Conversions
Conversions and renovations of houses, apartments and existing buildings; openings, layout adjustments, energy-related interventions and building renewal.
Apartment and House Refurbishment
Refurbishment of apartments and houses with unit consolidation, new spatial connections, improved daylighting, internal upgrades and adaptation to changing living needs.
Building Reuse and Material Reuse
Selective dismantling, reuse and revaluation of building components during demolition or conversion; preservation, reintegration in the project or transfer to third parties.
Heritage and Energy Consulting
Advice on heritage-sensitive and energy-related measures for existing buildings; careful interventions, renovation concepts and balancing preservation with energy upgrades.
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4.1/5

Marginalia Sàrl

Trust & reputation

ranQ Trust Score of Marginalia Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Marginalia Sàrl 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.
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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%
Marginalia Sàrl scores 72.3 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.75.012%
  • 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%
Marginalia Sàrl 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%
Marginalia Sàrl scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Marginalia Sàrl reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Avenue Léopold-Robert 25
2300 La Chaux-De-Fonds

At a glance

Legal form
Limited Liability Company
UID
CHE-419.858.501
Founded
2019 · 7 years
Last commercial register change
July 6, 2022
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • NELa Chaux-de-Fonds
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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