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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesAdministrative ServicesJonaEXTERNADMIN Sonja Spasova
EXTERNADMIN Sonja Spasova Logo
Verified· 2 sourcesTrust Score4.1/5

EXTERNADMIN Sonja Spasova

Summary

About the company

The core activity of EXTERNADMIN is the provision of services in the field of personnel management, business support and backoffice, particularly in the areas of accounting, administration and human resources. The company offers its services on site in German-speaking Switzerland and supports customers in completing administrative and accounting tasks.

AI-generated
Offering

Products & services

Industry:Administrative Services
✓ Offered4
Personnel management
Personnel management from recruitment to dismissal, including payroll and social insurance administration; on request, training of internal employees in the administrative area.
Bookkeeping
Bookkeeping from the start of a company through to its liquidation.
Back office
Administrative matters from opening mail to handover to accounting; services as required, organized and clear.
Business Support
Strategic and operative support of management in new start-ups and restructuring; consulting, active involvement and phone support.
Trust & reputation

ranQ Trust Score of EXTERNADMIN Sonja Spasova: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

EXTERNADMIN Sonja Spasova 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.
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Location

Allmeindstrasse 22
8645 Jona

At a glance

Legal form
Sole proprietorship
UID
CHE-115.966.975
Founded
2010 · 16 years
Last commercial register change
January 7, 2025
Employees
1 to 10
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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%
EXTERNADMIN Sonja Spasova scores 78.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
  • 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%
EXTERNADMIN Sonja Spasova scores 83.3 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).83.322%
EXTERNADMIN Sonja Spasova scores 5.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

EXTERNADMIN Sonja Spasova 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 October 2026.

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

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