Best Machine Learning Development Companies in Europe

WeAreBrain vs Siili Solutions: full comparison for 2026

Last updated: July 2026

Quick verdict

WeAreBrain (4.2/5) edges ahead of Siili Solutions (3.7/5) overall. WeAreBrain is the better choice for companies wanting AI and machine learning delivered as part of a broader digital product build. Siili Solutions is the stronger option for nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner. The right choice depends on your project size, budget, and required tech stack.

WeAreBrain vs Siili Solutions: head-to-head summary

Criterion WeAreBrain Siili Solutions
Founded 2015 2005
HQ Amsterdam, Netherlands Helsinki, Finland
Team size 51–200 501–1000
Rating 4.2 / 5 3.7 / 5
Best for Companies wanting AI and machine learning delivered as part of a broader digital product build Nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner
Pricing model Fixed project, dedicated team Dedicated team, retainer, fixed project
Min. engagement $25K $30K
Primary tech stack Python, AWS, Azure Python, Java, AWS
Industries served SaaS, Fintech, Enterprise, Retail Enterprise, Telecommunications, Financial Services, Retail

WeAreBrain vs Siili Solutions: overview

WeAreBrain

WeAreBrain is an Amsterdam, Netherlands-headquartered digital product and AI agency founded in 2015 by Mario Grunitz, Elvire Jaspers, and Ievgen Miasushkin. The roughly 60 to 70 person team specializes in digital transformation, AI and machine learning applications, and intelligent process automation. In 2017, WeAreBrain co-founded Tur.ai, an AI and hyperautomation platform with joint Amsterdam and Kyiv operations, reflecting the founders' Ukrainian engineering ties.

Siili Solutions

Siili Solutions Oyj, founded in 2005 and headquartered in Helsinki, Finland, is a publicly listed IT consultancy on Nasdaq Helsinki (ticker SIILI) with 500 to over 1,000 employees across 19 locations. Siili offers software development, digital transformation, and machine learning services, and expanded its AI and digital product capabilities in part through its 2020 acquisition of Budapest-based Supercharge, disclosed here as an ownership change affecting Siili's broader group structure.

Services and capabilities: WeAreBrain vs Siili Solutions

Capability WeAreBrain Siili Solutions
ML model development
Computer vision
NLP
Generative AI / LLM integration
MLOps
AI strategy consulting
Staff augmentation

Tech stack comparison: WeAreBrain vs Siili Solutions

Framework / platform WeAreBrain Siili Solutions
Python
TensorFlow N/A
PyTorch N/A N/A
AWS
Azure
Kubernetes N/A N/A

Pricing comparison: WeAreBrain vs Siili Solutions

Criterion WeAreBrain Siili Solutions
Minimum engagement $25K $30K
Engagement models Fixed project, Dedicated team Dedicated team, Retainer, Fixed project
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: WeAreBrain vs Siili Solutions

Dimension WeAreBrain Siili Solutions
Best company size Startup to mid-market Startup to mid-market
Best industries SaaS, Fintech, Enterprise Enterprise, Telecommunications, Financial Services
Best use cases Building an AI-powered consumer-facing digital product, Intelligent process automation for back-office workflows Enterprise digital transformation with an ML component, Nordic-region software development and data engineering
Typical project type Fixed project Dedicated team

WeAreBrain vs Siili Solutions: pros and cons

WeAreBrain
+ A decade of operating history since founding in 2015 as an Amsterdam-based digital product agency
+ Co-founded a dedicated AI and hyperautomation platform, Tur.ai, showing deeper AI investment beyond client services
+ Combines product design with ML and AI engineering, useful for consumer-facing AI products
+ EU-headquartered in the Netherlands, simplifying GDPR compliance for European clients
- AI and ML is one of several practice areas alongside broader digital product work
- Some delivery ties to Kyiv, Ukraine via the Tur.ai venture carry the same continuity considerations as other Ukraine-linked firms
Siili Solutions
+ Publicly listed on Nasdaq Helsinki, providing financial transparency and stability signals
+ Two decades of operating history since founding in 2005, with a large, established Nordic footprint
+ 19 office locations support broad European coverage and delivery flexibility
+ Expanded AI and digital product capability via its 2020 acquisition of Supercharge in Budapest
- AI and ML is one practice within a much broader generalist IT consultancy portfolio
- 2020 acquisition of Supercharge represents a group ownership change worth understanding before engaging that subsidiary specifically
- Larger public-company structure may mean less flexibility than privately held boutiques

Who should choose WeAreBrain?

WeAreBrain is the right choice for companies wanting AI and machine learning delivered as part of a broader digital product build.

Digital product agency DNA combined with a dedicated AI, ML, and intelligent automation practice. Minimum engagement starts at $25K. Works best with clients in SaaS, Fintech, Enterprise, Retail.

Who should choose Siili Solutions?

Siili Solutions is the right choice for nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner.

Publicly traded on Nasdaq Helsinki, offering financial transparency uncommon among privately held ML firms. Minimum engagement starts at $30K. Works best with clients in Enterprise, Telecommunications, Financial Services, Retail.

Decision matrix: WeAreBrain vs Siili Solutions

Your situation Recommended choice
You need full-ownership delivery on a defined project scope WeAreBrain
You need a large dedicated team for an ongoing programme WeAreBrain
Your budget is at the lower end WeAreBrain
You need specialist depth in a specific vertical WeAreBrain
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build WeAreBrain

Use case fit: WeAreBrain vs Siili Solutions

Use case WeAreBrain fit Siili Solutions fit Winner
Building an AI-powered consumer-facing digital product Strong Limited WeAreBrain
Intelligent process automation for back-office workflows Strong Limited WeAreBrain
Enterprise digital transformation with an ML component Limited Strong Siili Solutions
Nordic-region software development and data engineering Limited Strong Siili Solutions
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: WeAreBrain vs Siili Solutions

WeAreBrain (4.2/5) is the stronger overall choice for most Machine Learning Development projects. Digital product agency DNA combined with a dedicated AI, ML, and intelligent automation practice. It is best for companies wanting AI and machine learning delivered as part of a broader digital product build.

Siili Solutions (3.7/5) is the better choice when nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner. If your situation matches those criteria, Siili Solutions is a competitive option.

Related comparisons

WeAreBrain vs Siili Solutions FAQ

Is WeAreBrain better than Siili Solutions?

WeAreBrain (4.2/5) scores higher overall, but "better" depends on your use case. WeAreBrain is better for companies wanting AI and machine learning delivered as part of a broader digital product build. Siili Solutions is better for nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner.

How do WeAreBrain and Siili Solutions differ in pricing?

WeAreBrain uses fixed project, dedicated team pricing with a minimum engagement of $25K. Siili Solutions uses dedicated team, retainer, fixed project pricing with a minimum engagement of $30K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: WeAreBrain or Siili Solutions?

Siili Solutions 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 WeAreBrain and Siili Solutions?

WeAreBrain's primary differentiator is: digital product agency dna combined with a dedicated ai, ml, and intelligent automation practice. Siili Solutions's primary differentiator is: publicly traded on nasdaq helsinki, offering financial transparency uncommon among privately held ml firms. They also differ in team size (51–200 vs 501–1000), minimum engagement ($25K vs $30K), and primary industries served (SaaS, Fintech vs Enterprise, Telecommunications).

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