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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesCoaching & Personal DevelopmentGenevaDIADEM CONSULTING Sàrl
DIADEM CONSULTING Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Diadem Consulting offers executive coaching, coaching for executives and teams, as well as leadership and communication training. The company's core activity is to develop the skills and knowledge of executives and managers to make their companies successful.

AI-generated
Offering

Products & services

Industry:Coaching & Personal Development
✓ Offered11
Executive coaching
Accompaniment of executives, senior managers and leadership teams to decide with clarity, strengthen their leader posture and manage high-stakes situations.
Team coaching
Tailored coaching for teams to improve communication, cohesion, shared responsibility and collective performance in demanding work contexts.
Online coaching
Distance coaching via video conference, with one-hour sessions, flexible follow-up and confidential support for executives, leaders, managers or entrepreneurs.
Supervision & mentoring
Supervision and mentoring for coaches, managers and leaders, with individual or small-group practices to take a step back and develop coaching support skills.
COMEX & CODIR coaching
Support and facilitation of executive committees to clarify roles, streamline exchanges, improve decision-making and strengthen collective effectiveness.
Leadership & Influence training
Two-day training in person or remote to develop leadership techniques, influence through communication, facilitate meetings and situational intelligence.
Stress management for managers and executives
Two half-day training sessions to identify one’s stress mechanisms, regulate emotions, adapt communication under pressure and strengthen one’s leadership posture.
Process Communication
Workshop and Process Communication training to better understand behaviours, adapt communication, manage stress and improve professional relationships.
MBTI
MBTI workshop to better understand oneself, decode personality profiles, strengthen communication, improve working relationships and management.
Team building
Support and facilitation of groups on a residential basis over two to three days to develop collective motivation, team cohesion and communication.
MPO program
MPO program for managing human capital, with psychometric assessment, training for managers and uses in coaching, recruitment, performance and conflict resolution.
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4.0/5

DIADEM CONSULTING Sàrl

Trust & reputation

ranQ Trust Score of DIADEM CONSULTING Sàrl: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

DIADEM CONSULTING Sàrl scores 69.7 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.78.124%
  • 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.49.510%
  • 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%
DIADEM CONSULTING Sàrl scores 73.9 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.70.212%
  • 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%
DIADEM CONSULTING Sàrl scores 85.0 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).85.022%
DIADEM CONSULTING Sàrl scores 12.9 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 35.12.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DIADEM CONSULTING Sàrl reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue du Commerce 4
1204 Geneva
Opening hours
Mon
08:00 - 20:00
Tue
08:00 - 20:00
Wed
08:00 - 20:00
Thu
08:00 - 20:00
Fri
08:00 - 20:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-366.823.873
Founded
2020 · 6 years
Last commercial register change
February 21, 2025
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.
88.0
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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