ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsurancePrivate equityLausanneONSA ADVISORS SA
ONSA ADVISORS SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company offers two core activities: 1. **Family Office**: The company provides comprehensive services to wealthy families, including management of banking relationships, support for relocation of family members, administrative tasks and more. 2. **Investment Scouting**: The company proactively identifies investment opportunities for its clients and supports them in finding lucrative investments. In addition, the company also offers other services such as fiduciary services, tax consulting, corporate consulting and risk management.

AI-generated
Offering

Products & services

Industry:Private equity
✓ Offered2
Family office
360 services for high net worth families, including international wealth structuring, banking relationship management, relocation support, administrative assistance, housing, schools, licences and introductions to wealth management experts.
Investment Scouting
Identification of investment opportunities for Swiss and international private clients seeking alternatives beyond conventional financial markets, including real estate and art opportunities.
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.1/5

ONSA ADVISORS SA

Trust & reputation

ranQ Trust Score of ONSA ADVISORS SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

ONSA ADVISORS SA has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
ONSA ADVISORS SA scores 78.6 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.75.012%
  • 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.70.07%
ONSA ADVISORS SA 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%
ONSA ADVISORS SA scores 7.1 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 35.7.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ONSA ADVISORS SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

No knowledge articles yet

Once ONSA ADVISORS SA has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

ONSA ADVISORS SA in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank ONSA ADVISORS SA by reviews, experience and specialisations.

Is this your company?

Claim the company profile of ONSA ADVISORS SA to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Rue du Grand-Pont 12
1003 Lausanne

At a glance

Legal form
Corporation
UID
CHE-132.371.010
Founded
2019 · 7 years
Last commercial register change
January 15, 2021
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    ME
    Mercantile Equity Investments SA
    Lausanne
    PC
    PLUS Corporate Services Sàrl
    Lausanne
    PF
    PLUS Fiduciaire & Family Office Sàrl
    Lausanne
    AS
    AlphaSeeds SA
    Lausanne
    LP
    Loupe Partners Sàrl
    Genolier
    DG
    Domani Group Sàrl
    Pully
    PI
    PrimusTech Investments SA
    Lausanne
    HV
    HealthCap V Holdings SA
    Lausanne