DEPT vs Siili Solutions: full comparison for 2026
Last updated: July 2026
Quick verdict
DEPT (4.0/5) edges ahead of Siili Solutions (3.7/5) overall. DEPT is the better choice for large enterprise brands needing ML-driven marketing personalization at global scale. 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.
DEPT vs Siili Solutions: head-to-head summary
| Criterion | DEPT | Siili Solutions |
|---|---|---|
| Founded | 2015 | 2005 |
| HQ | Amsterdam, Netherlands | Helsinki, Finland |
| Team size | 1000+ | 501–1000 |
| Rating | 4.0 / 5 | 3.7 / 5 |
| Best for | Large enterprise brands needing ML-driven marketing personalization at global scale | Nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner |
| Pricing model | Retainer, dedicated team | Dedicated team, retainer, fixed project |
| Min. engagement | $75K | $30K |
| Primary tech stack | Python, GCP, AWS | Python, Java, AWS |
| Industries served | Retail, Media, Enterprise, E-commerce | Enterprise, Telecommunications, Financial Services, Retail |
DEPT vs Siili Solutions: overview
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.
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: DEPT vs Siili Solutions
| Capability | DEPT | Siili Solutions |
|---|---|---|
| ML model development | ✓ | ✓ |
| Computer vision | ✗ | ✗ |
| NLP | ✗ | ✗ |
| Generative AI / LLM integration | ✓ | ✗ |
| MLOps | ✗ | ✗ |
| AI strategy consulting | ✓ | ✓ |
| Staff augmentation | ✗ | ✗ |
Tech stack comparison: DEPT vs Siili Solutions
| Framework / platform | DEPT | Siili Solutions |
|---|---|---|
| Python | ✓ | ✓ |
| TensorFlow | ✓ | N/A |
| PyTorch | N/A | N/A |
| AWS | ✓ | ✓ |
| Azure | N/A | ✓ |
| Kubernetes | N/A | N/A |
Pricing comparison: DEPT vs Siili Solutions
| Criterion | DEPT | Siili Solutions |
|---|---|---|
| Minimum engagement | $75K | $30K |
| Engagement models | Retainer, Dedicated team | Dedicated team, Retainer, Fixed project |
| Rate transparency | Minimum disclosed | Minimum disclosed |
| Price tier | Accessible | Accessible |
Target audience comparison: DEPT vs Siili Solutions
| Dimension | DEPT | Siili Solutions |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Retail, Media, Enterprise | Enterprise, Telecommunications, Financial Services |
| Best use cases | ML-driven marketing personalization at global brand scale, Enterprise data engineering supporting a large media or retail platform | Enterprise digital transformation with an ML component, Nordic-region software development and data engineering |
| Typical project type | Retainer | Dedicated team |
DEPT vs Siili Solutions: pros and cons
| 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 |
| 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 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.
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: DEPT vs Siili Solutions
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | Siili Solutions |
| You need a large dedicated team for an ongoing programme | DEPT |
| Your budget is at the lower end | Siili Solutions |
| You need specialist depth in a specific vertical | DEPT |
| You need staff augmentation or team extension | Neither; consider alternatives that offer staff aug |
| You need consulting before committing to a build | DEPT |
Use case fit: DEPT vs Siili Solutions
| Use case | DEPT fit | Siili Solutions fit | Winner |
|---|---|---|---|
| ML-driven marketing personalization at global brand scale | Strong | Limited | DEPT |
| Enterprise data engineering supporting a large media or retail platform | Strong | Strong | Both equally |
| Enterprise digital transformation with an ML component | Strong | Strong | Both equally |
| 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: DEPT vs Siili Solutions
DEPT (4.0/5) is the stronger overall choice for most Machine Learning Development projects. 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. It is best for large enterprise brands needing ML-driven marketing personalization at global scale.
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
DEPT vs Siili Solutions FAQ
Is DEPT better than Siili Solutions?
DEPT (4.0/5) scores higher overall, but "better" depends on your use case. DEPT is better for large enterprise brands needing ML-driven marketing personalization at global scale. Siili Solutions is better for nordic and European enterprises wanting a publicly listed, financially transparent IT consultancy partner.
How do DEPT and Siili Solutions differ in pricing?
DEPT uses retainer, dedicated team pricing with a minimum engagement of $75K. 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: DEPT 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 DEPT and Siili Solutions?
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. 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 (1000+ vs 501–1000), minimum engagement ($75K vs $30K), and primary industries served (Retail, Media vs Enterprise, Telecommunications).
Last reviewed: July 2026. Verify all details directly with each company before making a decision.