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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsZurichRosenmayr Landschaftsarchitektur GmbH
Rosenmayr Landschaftsarchitektur GmbH Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Rosenmayr Landschaftsarchitektur GmbH is the planning and design of open spaces, including private gardens, public parks and other landscape projects, at the interface of city, landscape and agglomeration.

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3.7/5

Rosenmayr Landschaftsarchitektur GmbH

10
Landscape architecture and open space design
Planning and design of open spaces from private gardens to public parks, including residential and work environments, courtyards, gardens, squares and streetscapes.
Planning and delivery of open-space and landscape projects
All service phases from preliminary design and building project through tendering and detailed design to site management, quality assurance, cost management and commissioning.
Competitions, study mandates and advisory services
Juries, expert reports and consulting services, as well as preliminary studies such as test layouts, feasibility studies, cost estimates and guiding projects for design plans.
Site development and urban planning studies
Site developments and urban planning studies in collaboration with public authorities, architects, spatial planners, housing cooperatives and institutional investors.
Design of public space, squares and streetscapes
Design of public space, squares and streets—for example for neighbourhood squares, village centres, cultural and open spaces in an urban context.
Open spaces for schools, kindergartens and playgrounds
Planning for school open spaces, break areas, playgrounds and outdoor facilities for school buildings, kindergartens and extension projects.
Parks, leisure and sports facilities planning
Planning of parks, leisure and sports facilities, including the corresponding outdoor areas and upgrading measures.
Garden and courtyard design with planting concepts
Design of gardens and courtyards, including planting concepts and open-space enhancements for residential and hotel facilities.
Landscape design, renaturalisation and historic garden preservation
Landscape design, renaturalisation and historic garden preservation as part of open-space and project planning.
Maintenance planning, upkeep concepts and green-space management
Maintenance planning, upkeep concepts, green-space management and assessments for existing open spaces and facilities.
Trust & reputation

ranQ Trust Score of Rosenmayr Landschaftsarchitektur GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 100% · As of October 2026

Rosenmayr Landschaftsarchitektur GmbH scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.68.224%
  • 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.17.610%
  • 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.35.08%
Rosenmayr Landschaftsarchitektur GmbH scores 80.9 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.95.212%
  • 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%
Rosenmayr Landschaftsarchitektur GmbH scores 86.7 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).86.722%
Rosenmayr Landschaftsarchitektur GmbH scores 5.9 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 35.11.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Rosenmayr Landschaftsarchitektur GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 1, 2026Media
Ersatz­neubau Doppel­kin­der­garten Steinmürli Rosenmayr Landschaftsarchitektur GmbH
swiss-architects.com
June 4, 2026Media
Aufwertung Wohnumfeld BGZ2 Rosenmayr Landschaftsarchitektur GmbH
swiss-architects.com

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Location

Albulastrasse 39
8048 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-211.015.053
Founded
2013 · 13 years
Last commercial register change
February 19, 2013
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.88.06%
  • 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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