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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction & Project ManagementWallisellenKeller Immobilien-Treuhand AG
Keller Immobilien-Treuhand AG Logo
Verified· 5 sourcesOwner confirmed
Last updatedOctober 5, 2026
Summary

About the company

Keller Immobilien-Treuhand AG is a competence center for real estate and offers services in the areas of property management, marketing and administration. The tasks include real estate transactions, initial leasing, management and construction management representation for private and institutional clients.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Construction & Project ManagementOwner's Representative
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Trust Score4.2/5

Keller Immobilien-Treuhand AG

Fiduciary Offices
Property Management
Real Estate Brokerage
✓ Offered3
Real estate marketing
Real estate marketing with property analysis, price determination, target group definition and design of the marketing process for residential and commercial properties.
Real estate management
Real estate management with market and location analysis, portfolio and construction management, consulting at overall portfolio level and at property level, as well as support until the structural works are accepted under the guarantee.
Property management
Property management of residential properties, condominium ownership and commercial spaces; commercial, technical and infrastructure management, including property accounting and proactive support.
Expertise

Expert

Jacqueline Petrocchi
Jacqueline Petrocchi
Head of Marketing

Head of Marketing at KIT. Focus on condominium ownership, asset deals and initial leasing of larger residential and commercial projects in the greater Zurich area. Market-oriented, negotiation-strong and results-driven.

Qualifications & certifications
Immobilienvermarkterin mit eidg. Fachausweis2012
Führungsfachfrau mit eidg. FA, Leadership & Mgmt.2023
Trust & reputation

ranQ Trust Score of Keller Immobilien-Treuhand AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

Keller Immobilien-Treuhand AG scores 47.1 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.7.524%
  • 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.100.08%
Keller Immobilien-Treuhand AG scores 92.3 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.82.07%
Keller Immobilien-Treuhand AG scores 100.0 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).100.022%
Keller Immobilien-Treuhand AG scores 49.5 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 35.85.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.13.34%
Qualifications+0.15

Keller Immobilien-Treuhand AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 3.0 out of 5 stars from 77 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
of 5

Aggregated from 77 reviews across all connected sources

Sources
GGoogle377
★TrustpilotSoon
PProvenExpertSoon

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

Common questions

Answers

What does real estate marketing include?
Professional real estate marketing manages the entire rental or sales process holistically—from strategic positioning to successful contract completion. The focus is on maximum value creation, legal security, and targeted market communication.
Press

Media

Media
Die Top 125 im Immobilienmarkt: Diese Profis schaffen Klarheit
bilanz.ch
Credentials

Certifications & memberships

VZI
Vereinigung Zürcher Immobilienunternehmen
SVIT Zürich
Schweizerischer Verband der Immobilienwirtschaft Kanton Zürich
SVIT Bewerter
Schweizerischer Verband der SVIT Bewertungsexperten-Kammer
Knowledge

Articles about Keller Immobilien-Treuhand AG

No articles have been published yet.

Comparisons

Keller Immobilien-Treuhand AG in comparison

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Industry comparisons are coming soon

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Contact

Location

Kirchstrasse 1
8304 Wallisellen
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:30
Tue
08:00 - 12:00, 13:00 - 17:30
Wed
08:00 - 12:00, 13:00 - 17:30
Thu
08:00 - 12:00, 13:00 - 17:30
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.305.220
Founded
1988 · 38 years
Last commercial register change
October 23, 2025
Employees
21 to 50

32 km radius from Kirchstrasse 1, 8304 Wallisellen

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