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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsPlan-Les-OuatesLosinger Marazzi SA
Losinger Marazzi SA Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Losinger Marazzi SA is a construction and real estate services company that plans and delivers projects from development through construction to the operation and maintenance of buildings and sites. Its services include project and site development, construction of residential, industrial and hospital buildings, and facility/property management with an emphasis on sustainability and lifecycle approaches.

AI-generated
Offering

Products & services

Industry:General Contractors
✓ Offered7
Real estate and land development
Real estate and land development, project development and land development—from strategic planning through market analyses and site assessments to conceptual, architectural, administrative and financial support.
Construction project execution
Execution of construction projects with internal production teams and qualified partners, ensuring quality, schedule, budgets as well as safety and sustainability requirements up to handover.
Operations & maintenance
Operations & maintenance with tailor-made solutions in facility management and property management to ensure flexibility, use and preservation of the property’s value.
Urban renewal
Renovation, densification, change of use and upgrading of existing properties with consulting, design and implementation for long-term value growth and more resilient living environments.
Climate resilience and sustainability
Development and implementation of climate-resilient properties with portfolio analysis, climate strategy, energy concepts, biodiversity, circular economy and CO2 reduction across all project phases.
Creation of added value
End-to-end support for real estate projects from concept to operations, focusing on sustainable buildings, ESG criteria, living environments and long-term value creation.
Industrial projects
Development and implementation of industrial and commercial properties—from site search through project development and financing solutions to execution of completed buildings.
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4.1/5

Losinger Marazzi SA

Trust & reputation

ranQ Trust Score of Losinger Marazzi SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Losinger Marazzi SA scores 64.1 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.54.324%
  • 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.82.910%
  • 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.70.08%
Losinger Marazzi SA scores 89.1 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.90.07%
Losinger Marazzi SA 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%
Losinger Marazzi SA scores 55.0 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.10.04%
Qualifications+0.00

Losinger Marazzi SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 25 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 25 reviews across all connected sources

Sources
GGoogle425
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 11, 2024Media
Losinger Marazzi realisiert vier Grossprojekte
immobilienbusiness.ch

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Location

Hier entsteht die Karte
Chemin du Pré-Fleuri 15
1228 Plan-Les-Ouates
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:30
Tue
08:00 - 12:00, 13:30 - 16:30
Wed
08:00 - 12:00, 13:30 - 16:30
Thu
08:00 - 12:00, 13:30 - 16:30
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-331.600.373
Founded
2011 · 15 years
Last commercial register change
April 22, 2026
Employees
51 to 100
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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