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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureOwner's RepresentativeAarauBolliger Neukom Treuhand
Bolliger Neukom Treuhand Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bolliger Neukom Treuhand (BNTreuhand) is the comprehensive service in the field of real estate, including: real estate valuation, real estate management, real estate marketing, real estate development, condition analysis and investment planning, as well as consulting for private individuals, companies and the public sector. The company thus offers a wide range of services aimed at meeting the needs of property owners and interested parties.

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Products & services

Industry:Owner's RepresentativeProperty Management
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3.9/5

Bolliger Neukom Treuhand

Real Estate Brokerage
✓ Offered6
Real estate valuation
Valuation of land and projects of all kinds, with appraisals using the substance value and income value methods, as well as transparent, comprehensible valuation reports.
Real estate management
Management of rental properties and owner communities, including technical building, financial and legal support, as well as sustainable administration of the properties.
Real estate marketing
Site and market analyses, determination of market entry values, as well as advice on the approach and timing for selling or buying land.
Real estate development
Services in all phases of real estate development, from land search and analysis through to defining the offer and onward to property management, including client representation and feasibility checks.
Condition analysis and investment planning
Two-stage analysis of the structural condition with a report, detailed inspections and subsequent 10-year investment planning, including financing and consolidation of measures.
Consulting
Consulting on real estate and construction projects, legal issues, buying and selling properties, establishing condominium ownership, conciliation negotiations and construction handovers.
Trust & reputation

ranQ Trust Score of Bolliger Neukom Treuhand: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Bolliger Neukom Treuhand scores 59.7 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.73.124%
  • 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.35.310%
  • 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.50.08%
Bolliger Neukom Treuhand scores 78.5 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.55.07%
Bolliger Neukom Treuhand scores 85.0 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).85.022%
Bolliger Neukom Treuhand scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bolliger Neukom Treuhand 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 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Herzogstrasse 14
5000 Aarau
Opening hours
Mon
13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
Closed
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-364.262.165
Founded
2011 · 15 years
Last commercial register change
October 8, 2024
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.
67.0
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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