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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationAdvertising AgenciesWürenlosKundendialog, Sonja Keller
Kundendialog, Sonja Keller Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Kundendialog, Sonja Keller provides social web and networking services, including social profile creation and optimisation, content strategies and community management. The offering also includes workshops (Social‑Web Workshop), blog and newsletter writing, event organisation and business‑networking events for self‑employed professionals.

AI-generated
Offering

Products & services

Industry:Advertising Agencies
✓ Offered9
Social Web Workshop
Tailored workshop for self-employed professionals, entrepreneurs and job seekers on positioning, profile optimization and using LinkedIn, Facebook or Instagram; offline or online, individually or in a team.
Community Management
External management of social media profiles on a subscription basis, including posts, dialogue with customers, fans and followers, as well as ongoing support for business accounts.
Profile Creation
Creation and revision of social web profiles for self-employed professionals, employees and job seekers, tailored to goals, target audience and the right network.
LinkedIn Profile Check
Second opinion and analysis of LinkedIn profiles with improvement suggestions for content, impact, settings, security and data protection; available as a basic or plus option.
Writing Blog Articles
Writing blog articles for corporate blogs, individually or as a bundle of five, on request with illustrations, plus support with newsletter and advertising copy.
Event Organisation
Organisation of rotating dinner events for departments, associations, parties or class reunions; carried out at the requested location, for 16 people and up, with a photographer and optional video.
Networking Events for Self-Employed Professionals
Live networking events for self-employed professionals, entrepreneurs and business owners to make new contacts, exchange ideas and discuss business opportunities.
Referral Programme for Self-Employed Professionals
14-week LinkedIn programme to increase visibility through mutual referrals, posts, comments, shares and matchings among self-employed professionals.
LinkedIn for Self-Employed Professionals and Job Seekers
Information and advisory service on LinkedIn for professional networking, customer acquisition, staff recruiting and job searching; including features, benefits and use cases.
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4.3/5

Kundendialog, Sonja Keller

Trust & reputation

ranQ Trust Score of Kundendialog, Sonja Keller: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Kundendialog, Sonja Keller scores 84.9 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.90.324%
  • 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.83.810%
  • 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.70.08%
Kundendialog, Sonja Keller scores 74.0 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.89.612%
  • 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%
Kundendialog, Sonja Keller scores 83.3 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).83.322%
Kundendialog, Sonja Keller scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kundendialog, Sonja Keller reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 26 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 26 reviews across all connected sources

Sources
GGoogle526
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Wiesenweg 10b
5436 Würenlos
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-232.716.440
Founded
2015 · 11 years
Last commercial register change
September 28, 2015
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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