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

About the company

Kollektiv Juma Architekten GmbH is an architecture and interior architecture practice providing design, planning and realization for new buildings and refurbishments. Its services include material concepts, client consulting, feasibility studies, participation in architectural competitions and BIM planning.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered8
Design, Planning and Implementation
Design, planning and implementation of architectural projects for new builds and renovations, from the feasibility study to the construction stage.
New Builds and Renovations
New builds and renovations for single-family homes, multi-family houses, schools, commercial and special-purpose buildings, complemented by renovations and extensions.
Feasibility Studies
Feasibility studies for construction projects to clarify use, volumes, boundary conditions and feasibility.
Study Assignments and Project Competitions
Handling of study assignments, open and selective project competitions, as well as general planning and concept competitions.
Client Advisory Services
Client advisory services for renovations, single-family houses and other construction projects, including preliminary design and expert support.
Jury Activities
Jury activities in project competitions and selective procedures as a jury member.
BIM Planning
BIM planning for architectural projects as part of digital project development.
Interior Design
Interior design for renovations, single-family houses and spatial concepts, with reference to construction, materials and spatial composition.
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3.8/5

Kollektiv Juma Architekten GmbH

Trust & reputation

ranQ Trust Score of Kollektiv Juma Architekten GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 100% · As of October 2026

Kollektiv Juma Architekten GmbH scores 63.1 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.78.124%
  • 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.49.510%
  • 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%
Kollektiv Juma Architekten GmbH 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%
Kollektiv Juma Architekten 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%
Kollektiv Juma Architekten GmbH scores 13.1 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 35.9.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

Kollektiv Juma Architekten GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

October 9, 2025Media
Eine Zuger Initiative will mehr Aufenthaltsqualität auf Dachflächen
zugerzeitung.ch

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Location

Baarerstrasse 43
6300 Zug
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-390.298.269
Founded
2020 · 6 years
Last commercial register change
May 10, 2023
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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