Best Machine Learning Development Companies in Europe

Gemmo vs Siili Solutions: full comparison for 2026

Last updated: July 2026

Quick verdict

Gemmo (4.0/5) edges ahead of Siili Solutions (3.7/5) overall. Gemmo is the better choice for companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization. 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.

Gemmo vs Siili Solutions: head-to-head summary

Criterion Gemmo Siili Solutions
Founded 2014 2005
HQ Dublin, Ireland (AI Lab in Milan, Italy) Helsinki, Finland
Team size 11–50 501–1000
Rating 4.0 / 5 3.7 / 5
Best for Companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization Nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner
Pricing model Fixed-price discovery engagement, dedicated team Dedicated team, retainer, fixed project
Min. engagement $15K $30K
Primary tech stack Python, Scikit-learn, AWS Python, Java, AWS
Industries served Sustainability, Manufacturing, Enterprise, Public Sector Enterprise, Telecommunications, Financial Services, Retail

Gemmo vs Siili Solutions: overview

Gemmo

Gemmo AI, founded in 2014 by Dr Luca Marchesotti and headquartered in Dublin, Ireland, is a boutique AI firm with an additional AI Lab in Milan, Italy. Gemmo blends strategic AI consulting with hands-on technical implementation through a structured engagement model: AI Pathfinder for opportunity discovery, followed by AI Implementation and AI Optimization phases. The firm won Best Application of AI in Sustainability at the 2023 AI Awards for a noise-source-identification API, per company website; independently unverifiable.

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: Gemmo vs Siili Solutions

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

Tech stack comparison: Gemmo vs Siili Solutions

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

Pricing comparison: Gemmo vs Siili Solutions

Criterion Gemmo Siili Solutions
Minimum engagement $15K $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: Gemmo vs Siili Solutions

Dimension Gemmo Siili Solutions
Best company size Startup to mid-market Startup to mid-market
Best industries Sustainability, Manufacturing, Enterprise Enterprise, Telecommunications, Financial Services
Best use cases Structured AI opportunity discovery for a company new to AI adoption, Sustainability-focused AI applications such as noise or environmental monitoring Enterprise digital transformation with an ML component, Nordic-region software development and data engineering
Typical project type Fixed project Dedicated team

Gemmo vs Siili Solutions: pros and cons

Gemmo
+ Structured, staged engagement model reduces risk of open-ended AI consulting scope creep
+ Dual Dublin and Milan presence gives coverage across two distinct European markets
+ Award recognition for a real-world sustainability application at the 2023 AI Awards, per company website
+ Founder-led boutique structure keeps senior AI expertise close to client engagements
- Small team size of 11 to 50 limits capacity for large, multi-workstream enterprise programmes
- Founded in 2014 with a public track record still smaller than more established European AI consultancies
- Award and case-study claims are self-reported and not independently verifiable
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 Gemmo?

Gemmo is the right choice for companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization.

Structured three-phase engagement model of Pathfinder, Implementation, and Optimization, rather than an open-ended consulting retainer. Minimum engagement starts at $15K. Works best with clients in Sustainability, Manufacturing, Enterprise, Public Sector.

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: Gemmo vs Siili Solutions

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

Use case fit: Gemmo vs Siili Solutions

Use case Gemmo fit Siili Solutions fit Winner
Structured AI opportunity discovery for a company new to AI adoption Strong Limited Gemmo
Sustainability-focused AI applications such as noise or environmental monitoring Strong Limited Gemmo
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: Gemmo vs Siili Solutions

Gemmo (4.0/5) is the stronger overall choice for most Machine Learning Development projects. Structured three-phase engagement model of Pathfinder, Implementation, and Optimization, rather than an open-ended consulting retainer. It is best for companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization.

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

Gemmo vs Siili Solutions FAQ

Is Gemmo better than Siili Solutions?

Gemmo (4.0/5) scores higher overall, but "better" depends on your use case. Gemmo is better for companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization. Siili Solutions is better for nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner.

How do Gemmo and Siili Solutions differ in pricing?

Gemmo uses fixed-price discovery engagement, dedicated team pricing with a minimum engagement of $15K. 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: Gemmo 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 Gemmo and Siili Solutions?

Gemmo's primary differentiator is: structured three-phase engagement model of pathfinder, implementation, and optimization, rather than an open-ended consulting retainer. 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 (11–50 vs 501–1000), minimum engagement ($15K vs $30K), and primary industries served (Sustainability, Manufacturing vs Enterprise, Telecommunications).

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