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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRecruitment & HR ConsultingBaselAdecco Ressources Humaines SA
Adecco Ressources Humaines SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Adecco Ressources Humaines SA provides staffing and recruitment services, including temporary and permanent placement, payrolling, onsite workforce management, outsourcing, project placement and recruitment process outsourcing (RPO).

AI-generated
Offering

Products & services

Industry:Recruitment & HR Consulting
✓ Offered9
Temporary staffing
Temporary staffing for companies to bridge staffing bottlenecks caused by seasonal fluctuations, sickness absences or hiring stops with flexible workers.
Permanent placement
Permanent placement for companies, from sourcing and selection to placing suitable specialists for entry-level and management positions.
Payroll management
Payrolling service for the administration and distribution of wages, including payroll processing, insurance matters, absence management and contact with compensation funds.
Onsite recruitment
Onsite recruitment service directly at the customer’s premises with a dedicated point of contact, management of HR processes and support for large volumes of temporary workers.
Master vendor model
Master vendor model for coordinating large temporary staffing assignments, including supplier management, a central point of contact and simplified invoicing.
Outsourcing
Outsourcing of business processes or work steps, with analysis, implementation and optimization for seasonal and long-term projects.
Recruitment process outsourcing
Recruitment process outsourcing for permanent hiring, from strategy and sourcing to interviews, placement and ongoing support from day one.
Job Center
Job Center for restructuring and job search, with one-to-one meetings, coaching, placement, process management and success measurement for affected employees.
Project placement
Project placement for project-based assignments with employees hired on the Adecco payroll, including administration, training and on-site support.
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4.1/5

Adecco Ressources Humaines SA

Trust & reputation

ranQ Trust Score of Adecco Ressources Humaines SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Adecco Ressources Humaines 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.
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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%
Adecco Ressources Humaines SA scores 90.6 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.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.96.07%
Adecco Ressources Humaines 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%
Adecco Ressources Humaines SA 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

Adecco Ressources Humaines 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 October 2026.

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

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Location

Birsstrasse 320
4052 Basel

At a glance

Legal form
Branch
UID
CHE-164.148.054
Founded
1972 · 54 years
Last commercial register change
May 23, 2024
Employees
101 to 500
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.
76.0
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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