Best ML Development Services

ELEKS vs Andersen: full comparison for 2026

Last updated: July 2026

Quick verdict

ELEKS (3.7/5) edges ahead of Andersen (3.7/5) overall. ELEKS is the better choice for enterprises wanting AI/ML delivery from one of the oldest continuously operating engineering firms in Central/Eastern Europe.. Andersen is the stronger option for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).. The right choice depends on your project size, budget, and required tech stack.

ELEKS vs Andersen: head-to-head summary

Criterion ELEKS Andersen
Founded 1991 2007
HQ Tallinn, Estonia Warsaw, Poland
Team size 2,100+ 3,600+
Rating 3.7 / 5 3.7 / 5
Best for Enterprises wanting AI/ML delivery from one of the oldest continuously operating engineering firms in Central/Eastern Europe. Enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).
Pricing model Time & materials, managed engagement Time & materials, dedicated team
Min. engagement Not published Not published
Primary tech stack Python, AWS, Azure Python, .NET, Java
Industries served Manufacturing, Healthcare, FinTech, Retail & E-commerce FinTech, Healthcare, Retail & E-commerce, Manufacturing

ELEKS vs Andersen: overview

ELEKS

ELEKS was established in 1991 and is headquartered in Tallinn, Estonia, with roughly 2,100+ employees operating from offices across the US, Canada, Germany, Ukraine, Poland, Switzerland, Japan, Croatia, the UAE, Saudi Arabia, and the UK. The firm leverages AI/ML, Big Data, IoT, cloud, cybersecurity, and UX expertise, reporting more than 1,000 successfully delivered data-driven projects over its 30+ year history, and has received a 2024 Spring Clutch Global Award plus recognition on the Global Outsourcing 100 list. As one of the oldest firms in this list, ELEKS' AI/ML practice is one of several mature service lines rather than a standalone specialty.

Andersen

Andersen was founded in 2007 by Alexandr Khomich, with Alexandr Orlov as co-founder/CTO and Alexandr Grigoryev as CEO, and is headquartered in Warsaw, Poland with additional presence in Krakow. The company employs more than 3,600 in-house developers, QA engineers, business analysts, designers, project managers, DevOps, and security specialists across 20 office locations and 16 development centers, with a technology stack spanning .NET, Java, Python, PHP, Go, mobile, and front-end frameworks alongside AI consulting, machine learning, and data engineering. Its AI/data practice sits within a much broader general software-engineering portfolio.

Services and capabilities: ELEKS vs Andersen

Capability ELEKS Andersen
Custom ML Models
Computer Vision
NLP
MLOps
Generative AI
AI Consulting

Tech stack comparison: ELEKS vs Andersen

Framework / platform ELEKS Andersen
TensorFlow N/A
PyTorch N/A N/A
AWS
Azure
Google Cloud N/A N/A
LangChain N/A N/A
Hugging Face N/A N/A
Kubernetes N/A N/A

Pricing comparison: ELEKS vs Andersen

Criterion ELEKS Andersen
Minimum engagement Not published Not published
Engagement models Managed engagement, Time & materials, Staff augmentation Dedicated team, Time & materials, Staff augmentation
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: ELEKS vs Andersen

Dimension ELEKS Andersen
Best company size Startup to mid-market Startup to mid-market
Best industries Manufacturing, Healthcare, FinTech FinTech, Healthcare, Retail & E-commerce
Best use cases Enterprise wants AI/ML delivery from one of the longest continuously operating engineering firms in the region., Manufacturing or fintech company needs a data-driven project delivered by a firm with 1,000+ prior deliveries. Enterprise wants AI consulting bundled with broad general software engineering (.NET, Java, mobile) from one vendor., Company needs a large, multi-language development team where AI/ML is one of several needed capabilities.
Typical project type Managed engagement Dedicated team

ELEKS vs Andersen: pros and cons

ELEKS
+ 33+ years of continuous operation (since 1991) is among the longest track records of any firm in this list.
+ 1,000+ successfully delivered data-driven projects gives it an extensive AI/ML/data delivery pattern library.
+ 2024 Spring Clutch Global Award and Global Outsourcing 100 listing are independently sourced recognitions.
+ 2,100+ employees across 11 countries provide broad geographic delivery coverage.
- AI/ML is one of several mature service lines (alongside Big Data, IoT, cybersecurity, UX) rather than the firm's primary identity.
- Legal HQ in Tallinn, Estonia while origin and significant delivery capacity remains tied to Lviv, Ukraine — confirm contracting entity.
Andersen
+ 3,600+ in-house experts across 20 office locations and 16 development centers gives it substantial delivery flexibility.
+ 17 years of company history (since 2007) with a broad, multi-language technology stack beyond AI alone.
+ AI-powered robotic integration line suggests genuine applied AI work beyond pure software consulting.
- AI consulting and ML are a smaller practice within a much broader general software-engineering portfolio (.NET, Java, PHP, Go, mobile).
- Reported HQ city varies between Warsaw and Krakow across sources — confirm the primary contracting entity.
- At 3,600+ employees, clients should confirm they're assigned a genuinely AI-specialized pod, not general developers relabeled for the engagement.

Who should choose ELEKS?

ELEKS is the right choice for enterprises wanting AI/ML delivery from one of the oldest continuously operating engineering firms in Central/Eastern Europe..

33+ years of operating history (since 1991) with 1,000+ delivered data-driven projects and Global Outsourcing 100 recognition.. Minimum engagement starts at Not published. Works best with clients in Manufacturing, Healthcare, FinTech, Retail & E-commerce.

Who should choose Andersen?

Andersen is the right choice for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.)..

3,600+ in-house experts across 20 office locations, giving it exceptional breadth across programming languages and delivery models.. Minimum engagement starts at Not published. Works best with clients in FinTech, Healthcare, Retail & E-commerce, Manufacturing.

Decision matrix: ELEKS vs Andersen

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme Andersen
Your budget is at the lower end Compare: ELEKS (Not published) vs Andersen (Not published)
You need specialist depth in a specific vertical ELEKS
You need production MLOps support after model launch Both offer MLOps support
You need consulting before committing to a build ELEKS

Use case fit: ELEKS vs Andersen

Use case ELEKS fit Andersen fit Winner
Enterprise wants AI/ML delivery from one of the longest continuously operating engineering firms in the region. Strong Strong Both equally
Manufacturing or fintech company needs a data-driven project delivered by a firm with 1,000+ prior deliveries. Strong Limited ELEKS
Enterprise wants AI consulting bundled with broad general software engineering (.NET, Java, mobile) from one vendor. Strong Strong Both equally
Company needs a large, multi-language development team where AI/ML is one of several needed capabilities. Strong Strong Both equally
Fixed-scope ML build Limited Limited Both equally
Ongoing model retraining Limited Limited Both equally

Verdict: ELEKS vs Andersen

ELEKS (3.7/5) is the stronger overall choice for most Machine Learning Development projects. 33+ years of operating history (since 1991) with 1,000+ delivered data-driven projects and Global Outsourcing 100 recognition.. It is best for enterprises wanting AI/ML delivery from one of the oldest continuously operating engineering firms in Central/Eastern Europe..

Andersen (3.7/5) is the better choice when enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.).. If your situation matches those criteria, Andersen is a competitive option.

Related comparisons

ELEKS vs Andersen FAQ

Is ELEKS better than Andersen?

ELEKS (3.7/5) scores higher overall, but "better" depends on your use case. ELEKS is better for enterprises wanting AI/ML delivery from one of the oldest continuously operating engineering firms in Central/Eastern Europe.. Andersen is better for enterprises wanting AI consulting bundled with a very broad general software-engineering practice (.NET, Java, mobile, etc.)..

How do ELEKS and Andersen differ in pricing?

ELEKS uses time & materials, managed engagement pricing with a minimum engagement of Not published. Andersen uses time & materials, dedicated team pricing with a minimum engagement of Not published. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: ELEKS or Andersen?

Andersen 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 ELEKS and Andersen?

ELEKS's primary differentiator is: 33+ years of operating history (since 1991) with 1,000+ delivered data-driven projects and global outsourcing 100 recognition.. Andersen's primary differentiator is: 3,600+ in-house experts across 20 office locations, giving it exceptional breadth across programming languages and delivery models.. They also differ in team size (2,100+ vs 3,600+), minimum engagement (Not published vs Not published), and primary industries served (Manufacturing, Healthcare vs FinTech, Healthcare).

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