Best Machine Learning Development Companies in Europe

WeAreBrain vs DATAFOREST: full comparison for 2026

Last updated: July 2026

Quick verdict

WeAreBrain (4.2/5) edges ahead of DATAFOREST (4.1/5) overall. WeAreBrain is the better choice for companies wanting AI and machine learning delivered as part of a broader digital product build. DATAFOREST is the stronger option for small and mid-market businesses needing data engineering plus ML analytics as a combined offering. The right choice depends on your project size, budget, and required tech stack.

WeAreBrain vs DATAFOREST: head-to-head summary

Criterion WeAreBrain DATAFOREST
Founded 2015 2018
HQ Amsterdam, Netherlands Kyiv, Ukraine
Team size 51–200 51–200
Rating 4.2 / 5 4.1 / 5
Best for Companies wanting AI and machine learning delivered as part of a broader digital product build Small and mid-market businesses needing data engineering plus ML analytics as a combined offering
Pricing model Fixed project, dedicated team Fixed project, dedicated team
Min. engagement $25K $15K
Primary tech stack Python, AWS, Azure Python, Airflow, AWS
Industries served SaaS, Fintech, Enterprise, Retail E-commerce, SaaS, Fintech, Healthcare

WeAreBrain vs DATAFOREST: 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.

DATAFOREST

DATAFOREST is a data science and software development agency founded in 2018, headquartered in Kyiv, Ukraine, with an additional office in New York. The company, with an estimated 50 to 249 employees, provides ETL pipelines, data analytics, and custom machine learning solutions, and has been recognized by The Manifest as a top-reviewed IT agency in Ukraine, per company website; independently unverifiable.

Services and capabilities: WeAreBrain vs DATAFOREST

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

Tech stack comparison: WeAreBrain vs DATAFOREST

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

Pricing comparison: WeAreBrain vs DATAFOREST

Criterion WeAreBrain DATAFOREST
Minimum engagement $25K $15K
Engagement models Fixed project, Dedicated team Fixed project, Dedicated team
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: WeAreBrain vs DATAFOREST

Dimension WeAreBrain DATAFOREST
Best company size Startup to mid-market Startup to mid-market
Best industries SaaS, Fintech, Enterprise E-commerce, SaaS, Fintech
Best use cases Building an AI-powered consumer-facing digital product, Intelligent process automation for back-office workflows Building ETL pipelines feeding a downstream ML model, Predictive analytics for e-commerce customer behavior
Typical project type Fixed project Fixed project

WeAreBrain vs DATAFOREST: 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
DATAFOREST
+ Combines core data engineering (ETL and pipelines) with ML analytics under one team
+ Growing review base and recognition from The Manifest as a top-reviewed Ukraine IT agency
+ Competitive pricing relative to Western European ML firms
+ New York office adds coverage for US-based clients
- Kyiv, Ukraine-based delivery carries the same operational-continuity considerations as other Ukraine-linked firms
- Founded in 2018, a shorter track record than more established European ML consultancies
- Data engineering heritage means the ML practice is comparatively newer within the firm

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 DATAFOREST?

DATAFOREST is the right choice for small and mid-market businesses needing data engineering plus ML analytics as a combined offering.

Combined data engineering (ETL) and ML analytics practice with a growing review base. Minimum engagement starts at $15K. Works best with clients in E-commerce, SaaS, Fintech, Healthcare.

Decision matrix: WeAreBrain vs DATAFOREST

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 DATAFOREST
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 DATAFOREST

Use case WeAreBrain fit DATAFOREST fit Winner
Building an AI-powered consumer-facing digital product Strong Strong Both equally
Intelligent process automation for back-office workflows Strong Limited WeAreBrain
Building ETL pipelines feeding a downstream ML model Strong Strong Both equally
Predictive analytics for e-commerce customer behavior Limited Strong DATAFOREST
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: WeAreBrain vs DATAFOREST

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.

DATAFOREST (4.1/5) is the better choice when small and mid-market businesses needing data engineering plus ML analytics as a combined offering. If your situation matches those criteria, DATAFOREST is a competitive option.

Related comparisons

WeAreBrain vs DATAFOREST FAQ

Is WeAreBrain better than DATAFOREST?

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. DATAFOREST is better for small and mid-market businesses needing data engineering plus ML analytics as a combined offering.

How do WeAreBrain and DATAFOREST differ in pricing?

WeAreBrain uses fixed project, dedicated team pricing with a minimum engagement of $25K. DATAFOREST uses fixed project, dedicated team pricing with a minimum engagement of $15K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: WeAreBrain or DATAFOREST?

WeAreBrain 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 DATAFOREST?

WeAreBrain's primary differentiator is: digital product agency dna combined with a dedicated ai, ml, and intelligent automation practice. DATAFOREST's primary differentiator is: combined data engineering (etl) and ml analytics practice with a growing review base. They also differ in team size (51–200 vs 51–200), minimum engagement ($25K vs $15K), and primary industries served (SaaS, Fintech vs E-commerce, SaaS).

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