Best Machine Learning Development Companies in Europe

Gemmo vs DEPT: full comparison for 2026

Last updated: July 2026

Quick verdict

Gemmo (4.0/5) edges ahead of DEPT (4.0/5) overall. Gemmo is the better choice for companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization. DEPT is the stronger option for large enterprise brands needing ML-driven marketing personalization at global scale. The right choice depends on your project size, budget, and required tech stack.

Gemmo vs DEPT: head-to-head summary

Criterion Gemmo DEPT
Founded 2014 2015
HQ Dublin, Ireland (AI Lab in Milan, Italy) Amsterdam, Netherlands
Team size 11–50 1000+
Rating 4.0 / 5 4.0 / 5
Best for Companies wanting a structured, staged AI engagement, from opportunity discovery through implementation and optimization Large enterprise brands needing ML-driven marketing personalization at global scale
Pricing model Fixed-price discovery engagement, dedicated team Retainer, dedicated team
Min. engagement $15K $75K
Primary tech stack Python, Scikit-learn, AWS Python, GCP, AWS
Industries served Sustainability, Manufacturing, Enterprise, Public Sector Retail, Media, Enterprise, E-commerce

Gemmo vs DEPT: 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.

DEPT

DEPT, founded in Amsterdam in 2015, has grown into a global digital agency with over 4,000 digital specialists across more than 30 offices on five continents, backed by the Carlyle Group. DEPT's AI-enabled marketing technology platform, Ada, and its Engineering practice deliver machine learning-driven personalization, growth, and data engineering work for major brands including Google, TikTok, and eBay. As a large, private-equity-backed marketing and engineering agency, ML and AI here sits within a much broader full-service offering rather than being the firm's sole focus.

Services and capabilities: Gemmo vs DEPT

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

Tech stack comparison: Gemmo vs DEPT

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

Pricing comparison: Gemmo vs DEPT

Criterion Gemmo DEPT
Minimum engagement $15K $75K
Engagement models Fixed project, Dedicated team Retainer, Dedicated team
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: Gemmo vs DEPT

Dimension Gemmo DEPT
Best company size Startup to mid-market Startup to mid-market
Best industries Sustainability, Manufacturing, Enterprise Retail, Media, Enterprise
Best use cases Structured AI opportunity discovery for a company new to AI adoption, Sustainability-focused AI applications such as noise or environmental monitoring ML-driven marketing personalization at global brand scale, Enterprise data engineering supporting a large media or retail platform
Typical project type Fixed project Retainer

Gemmo vs DEPT: 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
DEPT
+ Global scale of over 4,000 specialists across 30-plus offices, unmatched by any other firm on this list
+ Proprietary AI-enabled marketing technology platform, Ada, with proven enterprise brand clients
+ Carlyle Group backing provides financial stability for very large, long-term programmes
+ Named clients include Google, TikTok, KFC, and eBay, indicating enterprise-grade delivery capacity
- ML and AI sits within a much broader marketing and full-service digital agency offering, not a dedicated ML practice
- High minimum engagement size, inaccessible for startups or small businesses
- Enterprise agency structure means less specialized, boutique-style ML research depth

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 DEPT?

DEPT is the right choice for large enterprise brands needing ML-driven marketing personalization at global scale.

Proprietary AI marketing platform, Ada, and global scale of over 4,000 specialists across 30-plus offices, unmatched by any other firm on this list. Minimum engagement starts at $75K. Works best with clients in Retail, Media, Enterprise, E-commerce.

Decision matrix: Gemmo vs DEPT

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 DEPT

Use case Gemmo fit DEPT 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
ML-driven marketing personalization at global brand scale Limited Strong DEPT
Enterprise data engineering supporting a large media or retail platform Limited Strong DEPT
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Gemmo vs DEPT

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.

DEPT (4.0/5) is the better choice when large enterprise brands needing ML-driven marketing personalization at global scale. If your situation matches those criteria, DEPT is a competitive option.

Related comparisons

Gemmo vs DEPT FAQ

Is Gemmo better than DEPT?

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. DEPT is better for large enterprise brands needing ML-driven marketing personalization at global scale.

How do Gemmo and DEPT differ in pricing?

Gemmo uses fixed-price discovery engagement, dedicated team pricing with a minimum engagement of $15K. DEPT uses retainer, dedicated team pricing with a minimum engagement of $75K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Gemmo or DEPT?

Gemmo 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 DEPT?

Gemmo's primary differentiator is: structured three-phase engagement model of pathfinder, implementation, and optimization, rather than an open-ended consulting retainer. DEPT's primary differentiator is: proprietary ai marketing platform, ada, and global scale of over 4,000 specialists across 30-plus offices, unmatched by any other firm on this list. They also differ in team size (11–50 vs 1000+), minimum engagement ($15K vs $75K), and primary industries served (Sustainability, Manufacturing vs Retail, Media).

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