Best AI Agent Development Companies in Europe

Xomnia vs Wavestone: full comparison for 2026

Last updated: August 2026

Quick verdict

Xomnia (4.3/5) edges ahead of Wavestone (3.7/5) overall. Xomnia is the better choice for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount.. Wavestone is the stronger option for french and EU enterprises wanting agentic AI from a consultancy with a documented history of adapting to successive technology shifts.. The right choice depends on your project size, budget, and required tech stack.

Xomnia vs Wavestone: head-to-head summary

Criterion Xomnia Wavestone
Founded 2013 1990
HQ Amsterdam, Netherlands Paris, France
Team size 51–200 2,500
Rating 4.3 / 5 3.7 / 5
Best for Northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount. French and EU enterprises wanting agentic AI from a consultancy with a documented history of adapting to successive technology shifts.
Pricing model Fixed project, dedicated team Retainer, dedicated team, time & materials
Min. engagement Not published Not published
Primary tech stack Python, LangChain, AWS Python, LangChain, AWS
Industries served Manufacturing, Financial Services, Government & Public Sector, Technology & SaaS Financial Services, Manufacturing, Government & Public Sector, Technology & SaaS

Xomnia vs Wavestone: overview

Xomnia

Xomnia is a data and AI consultancy founded in 2013 and headquartered in Amsterdam, the Netherlands, with roughly 85 employees before its June 2025 acquisition of Aurai (a 50-person data and AI team founded by Lars Kieftenburg), bringing its combined headcount to 135+ specialists. It serves manufacturing, finance, telecommunications, energy, and government clients across Northwest Europe, positioning itself explicitly as the region's leading data and AI consultancy. As a Dutch company, all client engagements sit fully within EU jurisdiction and GDPR by default.

Wavestone

Wavestone was founded in 1990 and is headquartered in Paris, France, with approximately 2,500 employees. The firm has continuously reinvented itself in line with major technological shifts — telecom networks, cloud architectures, cybersecurity, SAP, and now AI — giving it a documented track record of adapting its consulting practice to successive waves of enterprise technology change, including the current shift to agentic AI. As a French-headquartered entity, it operates fully within EU jurisdiction.

Services and capabilities: Xomnia vs Wavestone

Capability Xomnia Wavestone
Multi-agent orchestration
RAG / knowledge integration
Workflow & systems integration
Coding agents
Monitoring & anomaly detection
Customer-facing agents

Tech stack comparison: Xomnia vs Wavestone

Framework / platform Xomnia Wavestone
LangChain
LangGraph N/A N/A
AutoGen N/A N/A
LlamaIndex N/A N/A
OpenAI N/A N/A
Anthropic Claude N/A N/A
Pinecone N/A N/A
AWS
Azure
Kubernetes N/A N/A

Pricing comparison: Xomnia vs Wavestone

Criterion Xomnia Wavestone
Minimum engagement Not published Not published
Engagement models Fixed project, Dedicated team Retainer, Dedicated team, Time & materials
Rate transparency Minimum disclosed Minimum disclosed
Price tier Mid-market Mid-market

Target audience comparison: Xomnia vs Wavestone

Dimension Xomnia Wavestone
Best company size Startup to mid-market Startup to mid-market
Best industries Manufacturing, Financial Services, Government & Public Sector Financial Services, Manufacturing, Government & Public Sector
Best use cases Government or energy-sector clients needing a Northwest-Europe-based AI consultancy, Manufacturing or telecom enterprises wanting data pipeline work bundled with agentic AI French and EU enterprises wanting a consultancy with a proven track record of adapting to tech shifts, SAP-centric European enterprises wanting workflow-integration agents
Typical project type Fixed project Retainer

Xomnia vs Wavestone: pros and cons

Xomnia
+ Fully EU-domiciled (Netherlands), with all engagements sitting inside GDPR jurisdiction by default
+ 135+ specialists post-acquisition gives it meaningful bench depth for a boutique-scale firm
+ Named delivery experience across manufacturing, finance, telecom, energy, and government
+ Over a decade of data and AI consultancy history since 2013
- Recent acquisition (2025) means combined-team integration is still relatively new
- Minimum engagement figures are not published, requiring direct sales contact for early budgeting
- Agentic AI is one part of a broader data-and-AI consultancy practice, not the sole focus
Wavestone
+ Fully EU-domiciled (France), simplifying GDPR compliance
+ Documented three-decade history of successfully adapting its practice to prior technology shifts
+ 2,500 employees gives a mid-size scale suited to substantial but not massive programs
+ Existing SAP integration experience useful for enterprise workflow-integration agents
- Agentic AI is the current wave in a long consulting history — depth here is newer than the firm's overall tenure
- Minimum engagement figures are not published, requiring direct sales contact for early budgeting
- Fewer named agentic-specific case studies than AI-first specialist competitors

Who should choose Xomnia?

Xomnia is the right choice for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount..

A 2025 acquisition (Aurai) grew its specialist headcount to 135+, positioning it as Northwest Europe's leading data and AI consultancy.. Minimum engagement starts at Not published. Works best with clients in Manufacturing, Financial Services, Government & Public Sector, Technology & SaaS.

Who should choose Wavestone?

Wavestone is the right choice for french and EU enterprises wanting agentic AI from a consultancy with a documented history of adapting to successive technology shifts..

A documented three-decade track record of reinventing its practice around successive technology shifts (telecom, cloud, cybersecurity, SAP, now AI), not a new AI-only entrant.. Minimum engagement starts at Not published. Works best with clients in Financial Services, Manufacturing, Government & Public Sector, Technology & SaaS.

Decision matrix: Xomnia vs Wavestone

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Xomnia
You need a large dedicated team for an ongoing programme Xomnia
Your budget is at the lower end Compare: Xomnia (Not published) vs Wavestone (Not published)
You need specialist depth in a specific vertical Xomnia
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Xomnia vs Wavestone

Use case Xomnia fit Wavestone fit Winner
Government or energy-sector clients needing a Northwest-Europe-based AI consultancy Strong Limited Xomnia
Manufacturing or telecom enterprises wanting data pipeline work bundled with agentic AI Strong Limited Xomnia
French and EU enterprises wanting a consultancy with a proven track record of adapting to tech shifts Limited Strong Wavestone
SAP-centric European enterprises wanting workflow-integration agents Limited Strong Wavestone
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Xomnia vs Wavestone

Xomnia (4.3/5) is the stronger overall choice for most AI Agent Development projects. A 2025 acquisition (Aurai) grew its specialist headcount to 135+, positioning it as Northwest Europe's leading data and AI consultancy.. It is best for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount..

Wavestone (3.7/5) is the better choice when french and EU enterprises wanting agentic AI from a consultancy with a documented history of adapting to successive technology shifts.. If your situation matches those criteria, Wavestone is a competitive option.

Related comparisons

Xomnia vs Wavestone FAQ

Is Xomnia better than Wavestone?

Xomnia (4.3/5) scores higher overall, but "better" depends on your use case. Xomnia is better for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount.. Wavestone is better for french and EU enterprises wanting agentic AI from a consultancy with a documented history of adapting to successive technology shifts..

How do Xomnia and Wavestone differ in pricing?

Xomnia uses fixed project, dedicated team pricing with a minimum engagement of Not published. Wavestone uses retainer, dedicated team, time & materials pricing with a minimum engagement of Not published. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Xomnia or Wavestone?

Xomnia is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between Xomnia and Wavestone?

Xomnia's primary differentiator is: a 2025 acquisition (aurai) grew its specialist headcount to 135+, positioning it as northwest europe's leading data and ai consultancy.. Wavestone's primary differentiator is: a documented three-decade track record of reinventing its practice around successive technology shifts (telecom, cloud, cybersecurity, sap, now ai), not a new ai-only entrant.. They also differ in team size (51–200 vs 2,500), minimum engagement (Not published vs Not published), and primary industries served (Manufacturing, Financial Services vs Financial Services, Manufacturing).

Last reviewed: August 2026. Verify all details directly with each company before making a decision.