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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementLausanneS.I. EJMA LAUSANNE S.A.
S.I. EJMA LAUSANNE S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

S.I. EJMA LAUSANNE S.A. is a music school focused on jazz and contemporary music. It provides individual and group lessons, pre‑HEM programmes, a specialised-music maturity pathway and an intensive musical theatre section, and it organises events and room rentals.

AI-generated
Offering

Products & services

Industry:Property Management
✓ Offered7
Music training
Music training tailored to all levels and all ages, with either subsidised or non-subsidised pathways, individual lessons, recognised FEM programme and annual enrolment.
Group classes
Group classes and workshops in a group setting focused on chanson, songwriting, blues, funk, rock, metal, reggae, electro, jazz, world music and musical comedy.
Pre-HEM section
Pre-HEM section preparing for entrance competitions to a higher music school, with admission exams, two stages, individual lessons, harmony, solfeggio, masterclasses and personal project.
Intensive musical theatre section
Intensive training in singing, theatre, song and dance, repertoire and preparation for auditions, with workshops, entrance casting and a periodic creation show.
Specialised music matura
Specialised music matura preparing for the entrance competition of the Jazz and Contemporary Music Department of the HEMU Lausanne, with an audition and examination requirements.
Room rental
Occasional rental of rooms for rehearsals and music events, including the Atrium, the Auditorium and certain classrooms or theory rooms, for musical practice only.
Food service
Restaurant and bar Jazz Corner serving homemade dishes, seasonal produce, hot and cold drinks, cocktails, a bakery counter and on-site service.
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4.4/5

S.I. EJMA LAUSANNE S.A.

Trust & reputation

ranQ Trust Score of S.I. EJMA LAUSANNE S.A.: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

S.I. EJMA LAUSANNE S.A. scores 79.9 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.74.824%
  • 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.76.210%
  • 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%
S.I. EJMA LAUSANNE S.A. scores 85.5 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%
S.I. EJMA LAUSANNE S.A. 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%
S.I. EJMA LAUSANNE S.A. scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

S.I. EJMA LAUSANNE S.A. reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 19 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
4.6
of 5

Aggregated from 19 reviews across all connected sources

Sources
GGoogle4.619
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue Côtes-de-Montbenon 26
1003 Lausanne
Opening hours
Mon
Closed
Tue
Closed
Wed
08:00 - 22:00
Thu
08:00 - 22:00
Fri
08:00 - 20:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.742.757
Founded
1998 · 28 years
Last commercial register change
May 1, 2026
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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