S4S Platform
Certified platform — Data hosted in Europe

An augmented process simplified and secured

S4S Platform connects clients, consultants, and managers in one unified space for depositing, processing, and supervising documents.

12,000+
Secured documents
250+
Client folders
99.9%
Uptime
100%
Hosted in the EU

A space for every role

Three spaces, one platform

External portal Coming soon

Client portal

Deposit your HR documents securely through your personalized link. No account required.

  • Secure document deposit
  • Instant receipt confirmation
  • Limited-use, encrypted link
  • History of your deposits

Client access coming soon.

Internal tool

Consultant space

Manage your client folders, track document completeness, and detect sensitive alerts.

  • Structured client folders
  • Document completeness matrix
  • Sensitive keyword search
  • Personal dashboard
Internal tool Coming soon

Manager space

Supervise your team, steer the workload, and track every client's progress in real time.

  • Everything in the consultant space
  • Team supervision & workload
  • Consolidated client timeline
  • Integrated client onboarding

Manager space coming soon.

AES-256 encryption Data hosted in Europe GDPR compliant Full audit log Daily backups
S4S Platform

The unified space to deposit, classify, and supervise your HR documents — built for payroll teams and their clients.

Platform

  • Client portal
  • Consultant space
  • Manager space
  • Log in

Company

  • S4S Payroll Management
  • Contact us

Security & Legal

  • GDPR compliance
  • Legal notice
  • Privacy policy
© 2025–2026 S4S Payroll Management · Data hosted in Europe