Belitsoft vs B12 Consulting: full comparison for 2026
Last updated: August 2026
Quick verdict
Belitsoft (3.7/5) edges ahead of B12 Consulting (3.6/5) overall. Belitsoft is the better choice for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check.. B12 Consulting is the stronger option for eU buyers wanting a small, deeply technical Belgian consultancy founded by physics researchers.. The right choice depends on your project size, budget, and required tech stack.
Belitsoft vs B12 Consulting: head-to-head summary
| Criterion | Belitsoft | B12 Consulting |
|---|---|---|
| Founded | 2004 | 2012 |
| HQ | Warsaw, Poland | Louvain-la-Neuve, Belgium |
| Team size | 51–400 | 11–50 |
| Rating | 3.7 / 5 | 3.6 / 5 |
| Best for | European healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check. | EU buyers wanting a small, deeply technical Belgian consultancy founded by physics researchers. |
| Pricing model | Fixed project, dedicated team | Fixed project, staff augmentation |
| Min. engagement | $20K (per company website; independently unverifiable) | Not published |
| Primary tech stack | Python, LangChain, AWS | Python, LangChain, AWS |
| Industries served | Healthcare, Financial Services, Technology & SaaS | Manufacturing, Technology & SaaS |
Belitsoft vs B12 Consulting: overview
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.
B12 Consulting
B12 Consulting was founded in 2012 by a group of PhDs in Physics sharing a passion for complex problem solving, headquartered in Louvain-la-Neuve, Belgium with an additional Brussels presence, and roughly 35 FTE. It is a services company expert in artificial intelligence, data science, and custom software development, with a technical, research-adjacent culture reflecting its founders' academic backgrounds. As a Belgian EU entity, it offers full EU data residency at a compact, deeply technical headcount.
Services and capabilities: Belitsoft vs B12 Consulting
| Capability | Belitsoft | B12 Consulting |
|---|---|---|
| Multi-agent orchestration | ✗ | ✗ |
| RAG / knowledge integration | ✓ | ✗ |
| Workflow & systems integration | ✓ | ✓ |
| Coding agents | ✗ | ✗ |
| Monitoring & anomaly detection | ✗ | ✗ |
| Customer-facing agents | ✗ | ✗ |
Tech stack comparison: Belitsoft vs B12 Consulting
| Framework / platform | Belitsoft | B12 Consulting |
|---|---|---|
| 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 | ✓ | N/A |
| Kubernetes | N/A | N/A |
Pricing comparison: Belitsoft vs B12 Consulting
| Criterion | Belitsoft | B12 Consulting |
|---|---|---|
| Minimum engagement | $20K (per company website; independently unverifiable) | Not published |
| Engagement models | Fixed project, Dedicated team | Fixed project, Staff augmentation |
| Rate transparency | Minimum disclosed | Minimum disclosed |
| Price tier | Accessible | Mid-market |
Target audience comparison: Belitsoft vs B12 Consulting
| Dimension | Belitsoft | B12 Consulting |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Healthcare, Financial Services, Technology & SaaS | Manufacturing, Technology & SaaS |
| Best use cases | European healthcare or fintech buyers wanting sector-matched reference contracts, E-learning platforms adding AI tutoring or advisory agents | EU buyers wanting a small, technically rigorous Belgian consultancy for a well-scoped project, Complex data-science-adjacent agentic AI problems suited to a research-oriented team |
| Typical project type | Fixed project | Fixed project |
Belitsoft vs B12 Consulting: pros and cons
| 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 |
| B12 Consulting | |
|---|---|
| + | Fully EU-domiciled (Belgium), simplifying GDPR compliance for European buyers |
| + | Founded by PhDs in Physics, giving it an unusually research-adjacent technical culture |
| + | Over a decade of continuous operating history since 2012 |
| + | Brussels presence alongside Louvain-la-Neuve headquarters gives access to EU institutional buyers |
| - | Very small team (~35 FTE) caps capacity for large or highly parallel programs |
| - | Minimum engagement figures are not published, requiring direct sales contact for early budgeting |
| - | Fewer named large-enterprise case studies than other boutiques on this list |
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.
Who should choose B12 Consulting?
B12 Consulting is the right choice for eU buyers wanting a small, deeply technical Belgian consultancy founded by physics researchers..
Founded by PhDs in Physics, giving it a research-adjacent, deeply technical culture uncommon among the boutiques on this list.. Minimum engagement starts at Not published. Works best with clients in Manufacturing, Technology & SaaS.
Decision matrix: Belitsoft vs B12 Consulting
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | Belitsoft |
| You need a large dedicated team for an ongoing programme | Belitsoft |
| Your budget is at the lower end | Compare: Belitsoft ($20K (per company website; independently unverifiable)) vs B12 Consulting (Not published) |
| You need specialist depth in a specific vertical | Belitsoft |
| 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: Belitsoft vs B12 Consulting
| Use case | Belitsoft fit | B12 Consulting fit | Winner |
|---|---|---|---|
| European healthcare or fintech buyers wanting sector-matched reference contracts | Strong | Limited | Belitsoft |
| E-learning platforms adding AI tutoring or advisory agents | Strong | Limited | Belitsoft |
| EU buyers wanting a small, technically rigorous Belgian consultancy for a well-scoped project | Strong | Strong | Both equally |
| Complex data-science-adjacent agentic AI problems suited to a research-oriented team | Limited | Strong | B12 Consulting |
| Fixed-price build | Limited | Limited | Both equally |
| Staff augmentation | Limited | Limited | Both equally |
Verdict: Belitsoft vs B12 Consulting
Belitsoft (3.7/5) is the stronger overall choice for most AI Agent Development projects. Two decades of vertical delivery history in e-learning, healthcare, and fintech, with a mostly-EU (Poland, Latvia) delivery footprint.. It is best for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check..
B12 Consulting (3.6/5) is the better choice when eU buyers wanting a small, deeply technical Belgian consultancy founded by physics researchers.. If your situation matches those criteria, B12 Consulting is a competitive option.
Related comparisons
Belitsoft vs B12 Consulting FAQ
Is Belitsoft better than B12 Consulting?
Belitsoft (3.7/5) scores higher overall, but "better" depends on your use case. Belitsoft is better for european healthcare, fintech, and e-learning buyers wanting sector-specific reference contracts to check.. B12 Consulting is better for eU buyers wanting a small, deeply technical Belgian consultancy founded by physics researchers..
How do Belitsoft and B12 Consulting differ in pricing?
Belitsoft uses fixed project, dedicated team pricing with a minimum engagement of $20K (per company website; independently unverifiable). B12 Consulting uses fixed project, staff augmentation 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: Belitsoft or B12 Consulting?
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 Belitsoft and B12 Consulting?
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.. B12 Consulting's primary differentiator is: founded by phds in physics, giving it a research-adjacent, deeply technical culture uncommon among the boutiques on this list.. They also differ in team size (51–400 vs 11–50), minimum engagement ($20K (per company website; independently unverifiable) vs Not published), and primary industries served (Healthcare, Financial Services vs Manufacturing, Technology & SaaS).
Last reviewed: August 2026. Verify all details directly with each company before making a decision.