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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesBadenMarkstein Holding AG
Markstein Holding AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Markstein Holding AG provides real-estate services including portfolio and asset management, transaction management, development and marketing of new-build projects, and brokerage and marketing services for residential and investment properties.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered5
Investment products
Investment vehicles for sustainable real estate and real estate developments, including investment foundations, funds and participations for long-term oriented investors.
Transaction management
Marketing of income-generating properties, new-build projects, building land and operating properties, as well as sale of real-estate companies and valuation of investment properties.
Construction client representation
Client representation and project steering for new-build and refurbishment projects, including condition analyses, due diligence, feasibility studies, competitive tender procedures and project development.
Marketing of new-build projects
Advisory services in the development phase, marketing of new-build properties in condominium ownership, initial letting of new-build projects, as well as support and consulting throughout the marketing process.
Portfolio management
Management of real-estate companies, managing real-estate portfolios, real-estate asset management, as well as analysis, optimisation and strategy work for private and institutional investors.
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4.1/5

Markstein Holding AG

Trust & reputation

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

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Markstein Holding AG scores 76.5 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.60.624%
  • 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.100.010%
  • 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.95.08%
Markstein Holding AG scores 67.5 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.58.012%
  • 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%
Markstein 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%
Markstein Holding AG scores 60.0 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.20.04%
Qualifications+0.00

Markstein Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 75 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 75 reviews across all connected sources

Sources
GGoogle4.275
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 17, 2024Media
Intercity holt Carlos Garcia von Markstein
immobilienbusiness.ch
May 10, 2019Media
Markstein: Jürg Stöckli zieht in den VR ein
immobilienbusiness.ch

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Location

Haselstrasse 16
5400 Baden
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-331.504.491
Founded
2022 · 4 years
Last commercial register change
April 30, 2025
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.
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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