Case Study · HR & Legal Services

Adecco: Agentic AI for HR and Legal Services at Scale

Adecco partnered with Witivio to deploy specialized AI agents for Legal and HR services, designed to improve access to information, increase autonomy, and deliver measurable ROI. Fully integrated into collaboration tools, these agents provide a trusted, always-available entry point for recurring HR and legal questions, while remaining aligned with governance and compliance requirements.

+3,985/year Automated requests
+70%ROI measured over one year
€30K/Year estimated productivity gains
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The Challenge

Supporting HR and legal teams with consistent, reliable answers

As a global HR services organization, Adecco faces a high volume of recurrent employee questions related to labor law, work regulations, contracts, absences, and HR administrative processes.

Time-consuming requests for HR and legal experts
Frequent, repetitive questions requiring expert attention that could be better spent on complex, high-value cases.
Repetitive questions critical for operational continuity
Employees need fast, reliable answers to keep day-to-day operations running smoothly.
Difficulty to answer consistently across regions and agencies
Ensuring uniform, accurate responses across multiple locations and teams.

Adecco needed a solution capable of standardizing answers, improving employee autonomy, and preserving expert time for complex, high-value cases.

The Solution

Dedicated HR and legal agents designed for operational accuracy

Witivio designed and deployed a set of specialized agents, each focused on a clearly defined functional perimeter.

Legal Agent (ALEX)
Provides immediate answers to level-1 legal questions related to regulations, contracts, waiting periods, working time, and salary.
HR Agent (LaHRa)
Supports employees with HR-related requests such as leave balances, absence processes, and administrative procedures.
Built for knowledge governance
All responses are built on structured and validated knowledge bases, ensuring reliability, compliance, and consistency across the organization.
Agentic Architecture

Built for compliance, scale and continuous improvement

GDPR compliant
Governed HR and legal knowledge bases
Secure architecture aligned with enterprise requirements
Continuous monitoring of usage and performance
Enrichment driven by real employee questions
Clear escalation paths toward human experts
Results

Measurable performance

+3,985
/year
Employee requests handled autonomously.
€30K
/Year
Estimated productivity gains.
70%
ROI
Calculated over one year.
Key Benefits

Daily value for employees and expert teams

Reduced pressure on HR and legal teams
Faster access to reliable, validated information
Increased employee autonomy for recurring requests
More time for experts on complex cases
A scalable foundation for additional use cases
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