element61 vs Sigma Software: full comparison for 2026
Last updated: July 2026
Quick verdict
element61 (4.1/5) edges ahead of Sigma Software (3.7/5) overall. element61 is the better choice for belgian and Benelux enterprises wanting a long-established analytics and performance-management consultancy that has built out a dedicated data science and AI practice.. Sigma Software is the stronger option for large enterprises wanting a Swedish-incorporated, EU-contractable IT consultancy at significant scale, aware that its founding technical culture originates from Ukraine.. The right choice depends on your project size, budget, and required tech stack.
element61 vs Sigma Software: head-to-head summary
| Criterion | element61 | Sigma Software |
|---|---|---|
| Founded | 2007 | 2002 |
| HQ | Brussels, Belgium | Stockholm, Sweden (legal HQ, Sigma Sweden Software AB; founding engineering base in Kharkiv, Ukraine) |
| Team size | ~145 consultants (98.7 FTE per latest filings) | 2,100+ |
| Rating | 4.1 / 5 | 3.7 / 5 |
| Best for | Belgian and Benelux enterprises wanting a long-established analytics and performance-management consultancy that has built out a dedicated data science and AI practice. | Large enterprises wanting a Swedish-incorporated, EU-contractable IT consultancy at significant scale, aware that its founding technical culture originates from Ukraine. |
| Pricing model | Consulting retainer, project-based | Dedicated team, staff augmentation, fixed project |
| Min. engagement | Not published | Not published (enterprise-scale) |
| Primary tech stack | Python, BI/analytics platforms, Microsoft Azure | Python, Cloud platforms, Data engineering pipelines |
| Industries served | Cross-industry Benelux enterprise | Cross-industry enterprise IT |
element61 vs Sigma Software: overview
element61
element61 is a Brussels, Belgium analytics, performance management, and AI consultancy founded in 2007, with 145+ consultants averaging 9 years of experience each (98.7 FTE per latest financial filings). It layered data science and AI onto an already-mature BI and performance-management practice, and became the first Belgian partner for Microsoft's 'Analytics on Azure' Advanced Specialization. It primarily serves Belgian and Benelux enterprise clients.
Sigma Software
Sigma Software was founded in 2002 by five friends from Kharkiv, Ukraine, and is legally headquartered in Stockholm, Sweden under the entity Sigma Sweden Software AB — 60% owned by the Swedish Sigma Group since it acquired a controlling stake in the Kharkiv-based predecessor company in 2006. It now has 2,100+ professionals across 40 offices in 19 countries, delivering software engineering, data, and AI-adjacent services to enterprise clients.
Services and capabilities: element61 vs Sigma Software
| Capability | element61 | Sigma Software |
|---|---|---|
| ML Development | ✗ | ✓ |
| AI Consulting | ✓ | ✓ |
| Computer Vision | ✗ | ✗ |
| NLP | ✗ | ✗ |
| Generative AI | ✗ | ✗ |
| MLOps | ✓ | ✗ |
| Data Engineering | ✓ | ✓ |
| Staff Augmentation | ✗ | ✓ |
Tech stack comparison: element61 vs Sigma Software
| Framework / platform | element61 | Sigma Software |
|---|---|---|
| Python | ✓ | ✓ |
| AWS | N/A | N/A |
| Microsoft Azure | ✓ | N/A |
| Google Cloud | N/A | N/A |
| Kubernetes | N/A | N/A |
| PyTorch | N/A | N/A |
| LangChain | N/A | N/A |
| Databricks | N/A | N/A |
Pricing comparison: element61 vs Sigma Software
| Criterion | element61 | Sigma Software |
|---|---|---|
| Minimum engagement | Not published | Not published (enterprise-scale) |
| Engagement models | Consulting retainer, Fixed project | Dedicated team, Staff augmentation, Fixed project |
| Rate transparency | Not public | Not public |
| Price tier | Enterprise / mid-market | Enterprise / mid-market |
Target audience comparison: element61 vs Sigma Software
| Dimension | element61 | Sigma Software |
|---|---|---|
| Best company size | Startup to mid-market | Enterprise |
| Best industries | Cross-industry Benelux enterprise | Cross-industry enterprise IT |
| Best use cases | Combined BI and AI enterprise programs, Azure-based analytics and ML platform builds | Enterprise IT consultancy engagements with embedded AI/ML components, Large-scale staff augmentation for AI-adjacent development |
| Typical project type | Consulting retainer | Dedicated team |
element61 vs Sigma Software: pros and cons
| element61 | |
|---|---|
| + | Founded 2007 — one of the longest-running firms on this list, with over 15 years of continuous operation |
| + | 145+ consultants averaging 9 years of analytics and AI experience each (per company website) |
| + | First Belgian partner for Microsoft's 'Analytics on Azure' Advanced Specialization |
| + | Combined BI, data science, and AI practice under one roof simplifies vendor management for Benelux buyers |
| - | Originated as a BI and performance-management consultancy, so AI/ML is a newer practice layered onto an older core business rather than the founding focus |
| - | Belgium-centric market presence may mean less experience outside Benelux client norms |
| - | Pricing and minimum engagement are not published |
| Sigma Software | |
|---|---|
| + | 2,100+ professionals across 40 offices in 19 countries give exceptional scale and geographic reach |
| + | Majority Swedish ownership (Sigma AB, 60%) since 2006 provides a stable, publicly documented corporate structure |
| + | Founded 2002 by five Kharkiv co-founders — over two decades of continuous operation |
| + | 40-office footprint across 19 countries supports very large, multi-region enterprise programs |
| - | Legal HQ (Stockholm) is a corporate and ownership structure rather than the company's historical engineering center of gravity (Kharkiv, Ukraine) — buyers should understand this distinction |
| - | 2,100+ person, 19-country scale means AI/ML is one capability among many broad IT consultancy services, not a named specialist practice |
| - | Public information on a dedicated AI/ML practice or named AI case studies is less detailed than several boutique competitors on this list |
Who should choose element61?
element61 is the right choice for belgian and Benelux enterprises wanting a long-established analytics and performance-management consultancy that has built out a dedicated data science and AI practice..
Started as an analytics and performance-management consultancy in 2007 and layered data science and AI on top of an already-mature BI practice, combining both under one roof.. Minimum engagement starts at Not published. Works best with clients in Cross-industry Benelux enterprise.
Who should choose Sigma Software?
Sigma Software is the right choice for large enterprises wanting a Swedish-incorporated, EU-contractable IT consultancy at significant scale, aware that its founding technical culture originates from Ukraine..
60% owned by the Swedish Sigma Group since 2006, giving Sigma Software a Swedish corporate parent and legal entity while its founding engineering culture and historical delivery base trace to Kharkiv, Ukraine.. Minimum engagement starts at Not published (enterprise-scale). Works best with clients in Cross-industry enterprise IT.
Decision matrix: element61 vs Sigma Software
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | element61 |
| You need a large dedicated team for an ongoing programme | Sigma Software |
| Your budget is at the lower end | Compare: element61 (Not published) vs Sigma Software (Not published (enterprise-scale)) |
| You need specialist depth in a specific vertical | element61 |
| You need staff augmentation or team extension | Sigma Software |
| You need consulting before committing to a build | element61 |
Use case fit: element61 vs Sigma Software
| Use case | element61 fit | Sigma Software fit | Winner |
|---|---|---|---|
| Combined BI and AI enterprise programs | Strong | Limited | element61 |
| Azure-based analytics and ML platform builds | Strong | Limited | element61 |
| Enterprise IT consultancy engagements with embedded AI/ML components | Strong | Strong | Both equally |
| Large-scale staff augmentation for AI-adjacent development | Limited | Strong | Sigma Software |
| Fixed-price build | Limited | Limited | Both equally |
| Staff augmentation | Limited | Strong | Sigma Software |
Verdict: element61 vs Sigma Software
element61 (4.1/5) is the stronger overall choice for most Machine Learning Development projects. Started as an analytics and performance-management consultancy in 2007 and layered data science and AI on top of an already-mature BI practice, combining both under one roof.. It is best for belgian and Benelux enterprises wanting a long-established analytics and performance-management consultancy that has built out a dedicated data science and AI practice..
Sigma Software (3.7/5) is the better choice when large enterprises wanting a Swedish-incorporated, EU-contractable IT consultancy at significant scale, aware that its founding technical culture originates from Ukraine.. If your situation matches those criteria, Sigma Software is a competitive option.
Related comparisons
element61 vs Sigma Software FAQ
Is element61 better than Sigma Software?
element61 (4.1/5) scores higher overall, but "better" depends on your use case. element61 is better for belgian and Benelux enterprises wanting a long-established analytics and performance-management consultancy that has built out a dedicated data science and AI practice.. Sigma Software is better for large enterprises wanting a Swedish-incorporated, EU-contractable IT consultancy at significant scale, aware that its founding technical culture originates from Ukraine..
How do element61 and Sigma Software differ in pricing?
element61 uses consulting retainer, project-based pricing with a minimum engagement of Not published. Sigma Software uses dedicated team, staff augmentation, fixed project pricing with a minimum engagement of Not published (enterprise-scale). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: element61 or Sigma Software?
element61 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 element61 and Sigma Software?
element61's primary differentiator is: started as an analytics and performance-management consultancy in 2007 and layered data science and ai on top of an already-mature bi practice, combining both under one roof.. Sigma Software's primary differentiator is: 60% owned by the swedish sigma group since 2006, giving sigma software a swedish corporate parent and legal entity while its founding engineering culture and historical delivery base trace to kharkiv, ukraine.. They also differ in team size (~145 consultants (98.7 FTE per latest filings) vs 2,100+), minimum engagement (Not published vs Not published (enterprise-scale)), and primary industries served (Cross-industry Benelux enterprise vs Cross-industry enterprise IT).
Last reviewed: July 2026. Verify all details directly with each company before making a decision.