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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureOwner's RepresentativeBaarNaumann und Partner AG
Naumann und Partner AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Naumann and Partner AG is construction management, particularly the development, realization and preservation of property values of real estate. This includes planning, execution and monitoring of construction projects, as well as consulting and representation of clients. The company's activities include, among others: development of construction projects, realization of new buildings, conversions and renovations, preservation of property values through renovation and refurbishment, client consulting and representation, project management and implementation. The company specializes in the execution of demanding construction projects in various areas, such as residential buildings, commercial buildings, public buildings and more.

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Products & services

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3.9/5

Naumann und Partner AG

✓ Offered5
Client advisory
Independent advisory for clients at all phases of a real estate project, from development through implementation to value preservation.
Client representation
Representation of the client on complex construction projects, including coordination, protection of interests, and support throughout development, implementation and value preservation.
Real estate project development
Development of real estate projects, from early conception through preparation for implementation and preservation of existing assets.
Implementation of construction projects
Management and implementation of complex construction projects, including new builds, conversions, extensions, fit-outs and renovations.
Value preservation
Value preservation of properties through renovations, repairs, conversions, façade restorations, flat roof restorations and other measures on existing assets.
Trust & reputation

ranQ Trust Score of Naumann und Partner AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Naumann und Partner AG 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%
Naumann und Partner AG scores 89.3 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.70.07%
Naumann und Partner AG 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%
Naumann und Partner AG scores 10.9 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 35.10.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Naumann und Partner AG 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 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. 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.

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Location

Mühlegasse 18
6340 Baar
Opening hours
Mon
07:00 - 17:30
Tue
07:00 - 17:30
Wed
07:00 - 17:30
Thu
07:00 - 17:30
Fri
07:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.635.548
Founded
2000 · 26 years
Last commercial register change
March 4, 2016
Employees
11 to 20
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.
100.0
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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