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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesCoaching & Personal DevelopmentEnnendaStimmwerk Ana Djordjevic Göldi
Stimmwerk Ana Djordjevic Göldi Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Stimmwerk is the implementation of courses and training in the field of voice, language and singing, including singing lessons, voice coaching, breathing training, rhetoric and presentation training. The company offers both on-site courses and online courses and targets various groups, including private individuals, executives and project managers.

AI-generated
Offering

Products & services

Industry:Coaching & Personal Development
✓ Offered9
Voice and speech coaching
Private individual voice training, speech coaching and singing instruction; one-to-one coaching as well as courses tailored to company needs.
Voice and speech training
Voice and body exercises to improve breathing mobility, articulation, pitch, volume, vocal quality and clear pronunciation.
Rhetoric and communication
Instruction on structuring a speech, appearing before an audience, verbal expression, impact, handling mistakes and criticism; also possible as an internal company course.
Singing and vocal training
Functional voice training with body and sound exercises, resonance, rhythm, intonation, vocal improvisation and a repertoire from Baroque to modern.
In-person voice and speech training
Group courses for confident, effortless speaking with breathing technique, vocal training and speaking impact in-person in Ziegelbrücke.
Online voice and speech training
Online small-group courses with breathing technique, vocal training and voice care to further develop the voice as a means of expression.
Rhetoric seminar for stage presence and presentation
Seminar for confident presence and impactful presenting; preparation and delivery of short presentations for executives and project managers.
A-cappella singing
Part-singing in multiple voices and shared resonance with voice and listening training in cooperation with the Glarner Vokalensemble formation21.
Breathing training
Group breath meditation with breathing and movement exercises for relaxation and to restore the natural breathing rhythm.
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3.8/5

Stimmwerk Ana Djordjevic Göldi

Trust & reputation

ranQ Trust Score of Stimmwerk Ana Djordjevic Göldi: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Stimmwerk Ana Djordjevic Göldi scores 53.8 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.70.824%
  • 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.27.910%
  • 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.35.08%
Stimmwerk Ana Djordjevic Göldi 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%
Stimmwerk Ana Djordjevic Göldi scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Stimmwerk Ana Djordjevic Göldi scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Stimmwerk Ana Djordjevic Göldi reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Obere Säge 5a
8755 Ennenda

At a glance

Legal form
Sole proprietorship
UID
CHE-277.307.747
Founded
2011 · 15 years
Last commercial register change
May 26, 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.67.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
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