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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesSolothurnbonainvest Holding AG
bonainvest Holding AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

bonainvest Holding AG is a real estate investment company that develops, builds and operates residential properties, applying its bonacasa standards for networked living and residential services.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered4
Real estate development and construction
Development and realization of residential properties according to bonacasa-Standards, including sustainable architecture, barrier-free construction and energy-optimised execution.
Real estate portfolio and letting
Set-up and management of a long-term real estate portfolio with rental apartments, complemented by commercial space and parking facilities.
bonacasa Living Services
Optional living services for tenants and owners, ordered via app, service telephone or concierge; includes standard and tailor-made services.
Construction projects for third parties according to bonacasa-Standards
Delivery of construction projects for third parties according to bonacasa-Standards, focusing on safety, service, construction and connectivity requirements.
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4.1/5

bonainvest Holding AG

Trust & reputation

ranQ Trust Score of bonainvest Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

bonainvest Holding AG scores 54.3 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.50.024%
  • 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.45.610%
  • 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.78.08%
bonainvest Holding 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%
bonainvest Holding AG 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%
bonainvest Holding AG scores 80.0 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.60.04%
Qualifications+0.00

bonainvest Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.4 out of 5 stars from 5 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.4
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle3.45
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

April 13, 2026Media
Bonainvest: Ivo Bracher verlässt VR und übernimmt Bonacasa komplett
immobilienbusiness.ch
April 13, 2026Media
Bonainvest: Ivo Bracher verlässt VR und übernimmt Bonacasa komplett
immobilienbusiness.ch
August 14, 2025Media
Bonainvest: Daniel Baumann wird CEO
immobilienbusiness.ch
August 14, 2025Media
Bonainvest: Daniel Baumann wird CEO
immobilienbusiness.ch
July 7, 2020Media
Personelle Veränderungen bei der Firma für smartes Wohnen
solothurnerzeitung.ch

Knowledge

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Comparisons

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Location

Weissensteinstrasse 15
4500 Solothurn
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.905.105
Founded
1968 · 58 years
Last commercial register change
June 11, 2026
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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