Best AI Agent Development Companies in Europe

Andersen vs Belitsoft: full comparison for 2026

Last updated: August 2026

Quick verdict

Andersen (4.2/5) edges ahead of Belitsoft (3.7/5) overall. Andersen is the better choice for european buyers who need a staff-augmentation or dedicated-team contract with data-residency flexibility across multiple EU and European locations.. Belitsoft is the stronger option for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check.. The right choice depends on your project size, budget, and required tech stack.

Andersen vs Belitsoft: head-to-head summary

Criterion Andersen Belitsoft
Founded 2007 2004
HQ Warsaw, Poland Warsaw, Poland
Team size 3,700+ 51–400
Rating 4.2 / 5 3.7 / 5
Best for European buyers who need a staff-augmentation or dedicated-team contract with data-residency flexibility across multiple EU and European locations. European healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check.
Pricing model Fixed project, dedicated team, staff augmentation Fixed project, dedicated team
Min. engagement Not published $20K (per company website; independently unverifiable)
Primary tech stack Python, LangChain, AWS Python, LangChain, AWS
Industries served Financial Services, Healthcare, Retail & E-commerce, Technology & SaaS Healthcare, Financial Services, Technology & SaaS

Andersen vs Belitsoft: overview

Andersen

Andersen is a European IT company founded in 2007 and headquartered in Warsaw, Poland, with more than 3,700 experts across 16+ global locations, the majority of them European — Germany, the UK, Lithuania, Hungary, and Cyprus, alongside Kazakhstan, Georgia, Azerbaijan, and the UAE outside the continent. It embeds AI tooling into the software development lifecycle and builds conversational agents integrated with CRM, helpdesk, and messaging platforms, positioning itself as a broad staff-augmentation and delivery vendor rather than an AI-only boutique.

Belitsoft

Belitsoft is a custom software development company founded in 2004 with headquarters in Warsaw, Poland and delivery teams distributed across Poland, Latvia, and Georgia, totaling roughly 130–400 developers, testers, and other specialists depending on the source. Its existing vertical experience in e-learning, healthcare, and fintech gives European buyers in those sectors a directly comparable reference base. Its Poland and Latvia offices sit within the EU; its Georgia office sits outside EU jurisdiction, worth confirming per-project data residency.

Services and capabilities: Andersen vs Belitsoft

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

Tech stack comparison: Andersen vs Belitsoft

Framework / platform Andersen Belitsoft
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: Andersen vs Belitsoft

Criterion Andersen Belitsoft
Minimum engagement Not published $20K (per company website; independently unverifiable)
Engagement models Fixed project, Dedicated team, Staff augmentation Fixed project, Dedicated team
Rate transparency Minimum disclosed Minimum disclosed
Price tier Mid-market Accessible

Target audience comparison: Andersen vs Belitsoft

Dimension Andersen Belitsoft
Best company size Startup to mid-market Startup to mid-market
Best industries Financial Services, Healthcare, Retail & E-commerce Healthcare, Financial Services, Technology & SaaS
Best use cases Staff-augmentation contracts needing flexible EU data-residency options across multiple countries, Customer-facing conversational agent builds integrated with existing CRM/helpdesk tooling European healthcare or fintech buyers wanting sector-matched reference contracts, E-learning platforms adding AI tutoring or advisory agents
Typical project type Fixed project Fixed project

Andersen vs Belitsoft: pros and cons

Andersen
+ 16+ global development centers, predominantly European, give procurement flexibility on data residency
+ 3,700+ experts provide substantial bench depth for large or multi-workstream contracts
+ Nearly two decades of European IT delivery history since 2007
+ Existing CRM/helpdesk integration experience feeds directly into customer-facing agent work
- Some delivery locations (Kazakhstan, Georgia, Azerbaijan, UAE) sit outside the EU, worth confirming per-project data residency
- AI agent development sits within a broad staff-augmentation and delivery portfolio, not a dedicated specialty
- Minimum engagement figures not published, requiring direct sales engagement for early budgeting
Belitsoft
+ Two decades of vertical delivery experience in healthcare, fintech, and e-learning
+ Poland and Latvia delivery centers sit within the EU for data-residency purposes
+ Founded 2004 with continuous operating history
+ Existing sector expertise helps agentic work meet vertical-specific compliance and workflow needs
- Georgia delivery office sits outside EU jurisdiction — worth confirming which team works on a given project
- Reported employee counts vary widely across sources, worth confirming directly
- Agentic AI is a newer addition to a generalist custom-software practice

Who should choose Andersen?

Andersen is the right choice for european buyers who need a staff-augmentation or dedicated-team contract with data-residency flexibility across multiple EU and European locations..

A 16+ location delivery footprint, predominantly European, letting procurement pick an EU-based staffing region to match data-residency requirements.. Minimum engagement starts at Not published. Works best with clients in Financial Services, Healthcare, Retail & E-commerce, Technology & SaaS.

Who should choose Belitsoft?

Belitsoft is the right choice for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check..

Two decades of vertical delivery history in e-learning, healthcare, and fintech, with a mostly-EU (Poland, Latvia) delivery footprint.. Minimum engagement starts at $20K (per company website; independently unverifiable). Works best with clients in Healthcare, Financial Services, Technology & SaaS.

Decision matrix: Andersen vs Belitsoft

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Andersen
You need a large dedicated team for an ongoing programme Andersen
Your budget is at the lower end Compare: Andersen (Not published) vs Belitsoft ($20K (per company website; independently unverifiable))
You need specialist depth in a specific vertical Andersen
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: Andersen vs Belitsoft

Use case Andersen fit Belitsoft fit Winner
Staff-augmentation contracts needing flexible EU data-residency options across multiple countries Strong Limited Andersen
Customer-facing conversational agent builds integrated with existing CRM/helpdesk tooling Strong Limited Andersen
European healthcare or fintech buyers wanting sector-matched reference contracts Strong Strong Both equally
E-learning platforms adding AI tutoring or advisory agents Limited Strong Belitsoft
Fixed-price build Limited Limited Both equally
Staff augmentation Strong Limited Andersen

Verdict: Andersen vs Belitsoft

Andersen (4.2/5) is the stronger overall choice for most AI Agent Development projects. A 16+ location delivery footprint, predominantly European, letting procurement pick an EU-based staffing region to match data-residency requirements.. It is best for european buyers who need a staff-augmentation or dedicated-team contract with data-residency flexibility across multiple EU and European locations..

Belitsoft (3.7/5) is the better choice when european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check.. If your situation matches those criteria, Belitsoft is a competitive option.

Related comparisons

Andersen vs Belitsoft FAQ

Is Andersen better than Belitsoft?

Andersen (4.2/5) scores higher overall, but "better" depends on your use case. Andersen is better for european buyers who need a staff-augmentation or dedicated-team contract with data-residency flexibility across multiple EU and European locations.. Belitsoft is better for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check..

How do Andersen and Belitsoft differ in pricing?

Andersen uses fixed project, dedicated team, staff augmentation pricing with a minimum engagement of Not published. Belitsoft uses fixed project, dedicated team pricing with a minimum engagement of $20K (per company website; independently unverifiable). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Andersen or Belitsoft?

Belitsoft 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 Andersen and Belitsoft?

Andersen's primary differentiator is: a 16+ location delivery footprint, predominantly european, letting procurement pick an eu-based staffing region to match data-residency requirements.. Belitsoft's primary differentiator is: two decades of vertical delivery history in e-learning, healthcare, and fintech, with a mostly-eu (poland, latvia) delivery footprint.. They also differ in team size (3,700+ vs 51–400), minimum engagement (Not published vs $20K (per company website; independently unverifiable)), and primary industries served (Financial Services, Healthcare vs Healthcare, Financial Services).

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